Jobs
- London
Asset & Contract Analyst
£40,000 - £50,000Join a leading Low Carbon Energy Infrastructure consultancy driving the transition to a net zero future. We work with developers, investors, and asset owners to deliver, operate, and optimise sustainable energy infrastructure across the UK — including heat networks, onshore renewables, and distributed energy systems.
We are seeking an Asset & Contract Analyst to support our growing portfolio of client projects. The successful candidate will play a key role in helping clients procure, develop, manage, and optimise their energy infrastructure assets and service providers.
Responsibilities:
Working with clients to develop solutions to complex energy infrastructure and delivery problems.
Proactively supporting managing the delivery of energy projects, to time and budget on behalf of our clients.
Working closely with the team to provide input at all stages of infrastructure asset management
Supporting management of client requirements through positive and proactive client engagement – including regular client updates, meetings, and reports.
Keeping up to date with regulatory changes and technological innovation, ensuring this knowledge is cascaded to the team.
Experience Required:
Experience of managing projects or contracts in the Low Carbon Energy Infrastructure sector
Strong Project Management skills
Experience within one of the following, Heat Networks, on-site generation, Net Zero developments, energy storage, utility contracts
Ability to convey complex ideas in an understandable fashion
Excellent interpersonal skills
Have a strong interest in the Low Carbon energy sector
If you are interested please apply or contact for further information
- Scotland
Business Development Manager - New Build
Competitive SalaryChronos Energy have partnered with a Low Carbon Energy Developer who are currently recruiting for a Business Development Manager in Scotland. The company are going through an ambitious growth stage, looking to triple their revenue in the coming years.
The Business Development Manager position is a key role, in a region that has fantastic potential for growth. The role involves strategic planning, lead development, all the way up to financial close, delivering Low Carbon Heat infrastructure to housing developers. This is fantastic opportunity for an ambitious character who wants to grow their career.
Experience
Knowledge of new build housing market
Strong network in the new build housing sector
Skilled relationship manager and negotiator
Experience of responding to tenders
Ability to manager long sales cycle
Responsibilities
Develop and execute commercial sales strategy
Identify business opportunities, managing sales pipeline
Develop proposals, respond to tenders
Manage client relationships, ensuring technical & commercial solutions are appropriate
Negotiate commercial terms
Collaborate internally with technical, financial & commercial teams
- North UK
Electrical Design Engineer
£60,000 - £80,000We are looking for a driven Electrical Design Engineer with proven experience in LV and/or HV distribution systems to join our client's growing team in the energy services sector. If you thrive on delivering practical, buildable designs in live environments - this could be your next move.
The Role
You’ll play a key role in the end-to-end development and delivery of electrical designs, working across:
Energy centres
Transformers
CHP systems
Solar PV
Standby generation
Heat pumps
DNO electricity distribution connections
From analysis and concept design through to installation, commissioning, and O&M, you’ll take ownership of projects that deliver real-world energy and carbon savings.
You’ll collaborate closely with mechanical and controls engineers, support energy audits with practical solutions, and ensure designs are safe, compliant, and deliverable within live operational environments.
What You’ll Be Doing
Developing outline and detailed electrical designs
Reviewing consultant and subcontractor specifications
Managing client approvals and third-party compliance
Liaising with District Network Operators (DNOs)
Ensuring compliance with ENA Engineering Recommendations (P28, P29, G5, G99, G100)
Leading technical discussions to resolve complex challenges
Supporting sustainable, efficient systems of work
Participating in site surveys, inspections, and stakeholder meetings
Managing projects, people, and resources
What We’re Looking For
BSc or BEng in Electrical Engineering
3–5+ years’ commercial experience, ideally within Energy/SME environments in live buildings
Strong experience with LV/HV systems, transformers, CHP, solar PV, heat pumps, on-site generation & protection
Knowledge of CIBSE, HTMs, HBNs, BS 7671, Building Regulations
Experience working with ENA Engineering Recommendations
- London Area
Electrical Engineer LV
£55,000 -£63,000Chronos Energy is partnering with a leading developer and operator of District Energy schemes across the UK. With an established portfolio of large-scale heat networks in major cities and ambitious expansion plans, this is an exciting opportunity to join a growing organisation at the forefront of the UK's heat decarbonisation sector.
We are recruiting for an Electrical Engineer (LV) to provide specialist low-voltage electrical, instrumentation, and control engineering expertise, supporting projects from concept through to completion. The role will involve delivering electrical and control system designs, providing technical assurance of subcontractor design and installation, and supporting the safe, efficient integration and ongoing operation of energy centre plant.
Roles & Responsibilities:
Promote a strong health & safety culture and ensure compliance with company procedures.
Produce LV electrical, instrumentation and control designs for energy services projects.
Prepare design calculations, reports, specifications, schedules and AutoCAD drawings.
Ensure designs comply with current legislation, standards and industry best practice.
Monitor workload, progress and resource requirements within the team.
Plan and oversee design verification, testing and commissioning activities.
Manage external consultants and subcontractors where required.
Collaborate with business development, design, commissioning and project delivery teams throughout the project lifecycle.
Provide technical assurance of subcontractor designs and installations.
Deputise for the Head of Electrical Engineering when required.
Skills & Experience:
Degree, HNC or HND in Electrical Engineering or a related discipline.
Incorporated Engineer status (or working towards) is desirable.
Proven LV electrical design experience within industrial or energy services environments.
Knowledge of power generation and electrical distribution systems.
Ability to produce technical reports and engineering documentation.
Experience with industrial control systems and Building Management Systems (BMS).
Proficient in AutoCAD.
Experience with LV electrical design software (e.g. Trimble) is desirable.
Knowledge of CHP, boiler and plate heat exchanger (PHE/HEX) control systems is advantageous.
Understanding of G99 and G100 regulations.
Qualified Supervisor experience is desirable.
Experience producing Functional Design Specifications (FDS), control panel specifications and industrial control system designs is advantageous.
If you are interested please apply or contact for further information
- London Area
Energy Engineer
£50,000 - £65,000Chronos Energy are supporting their client, a well known energy services company in the low carbon heat sector, to recruit an Energy Engineer.
In this role you will be supporting the full life cycle of the projects particularly the design, construction verification and post completion savings. You will collaborate with external and internal design teams to develop buildable designs that mitigate construction and operational risks, execute energy savings and deliver solutions on time.
Key Responsibilities & Accountabilities
Delivery of Investment Grade Audits (IGA) and Proposals (IGP).
Assisting the preparation and submission of funding applications, including Public Sector Decarbonisation Scheme (PSDS) applications.
Energy modelling and feasibility studies.
Carrying out non-intrusive site audits to identify measures for savings such as lighting, HVAC, metering, fabric, central plant, infrastructure, and renewables.
Analysing and interpreting data and providing outputs such as benchmarking, load profile review, and regression.
Determining the potential carbon and energy savings, costs, and payback for energy measures.
Writing, developing and preparing detailed energy audits/studies including solicitation and summary of sub-contractor pricing, economic analysis, and technical specifications.
Liaising with clients, technical teams, suppliers, and contractors.
Keeping up to date with the latest regulations and guidance.
Working on client sites at various locations throughout the UK.
The above list is not exhaustive and can change due to business requirements.
Knowledge, Skills, Education & Experience
Bachelors Degree in an Engineering field, preferably Energy Engineering.
Professional Membership with the Energy Institute or similar would be advantageous.
Substantial and proven commercial experience ideally within an energy performance contractor or energy consulting working on live environments and existing sites.
Experience in delivering Energy Performance Contracts, energy auditing, report writing and developing output for both high level and investment grade audits.
A good understanding of energy conservation measures and the process to deliver studies accordingly.
Experience within engineering design and construction, systems operation and maintenance, energy modelling, report writing, and solution development.
Enthusiasm to learn and keep up to date with energy policies and sector relevant legislation and guidelines.
Proven project management experience.
Attention to detail and the ability to work under pressure to deadlines.
- England
Mechanical Design Engineer
£60,000 - £70,000About the job
Chronos Energy are looking to recruit a Mechanical Design Engineer to design innovative energy and decarbonisation solutions and deliver projects that make a real impact.
We're looking for a talented Mechanical Design Engineer to join our clients growing engineering team, supporting the design and delivery of complex energy and carbon reduction projects across a range of live operational environments.
This is an exciting opportunity to work on a diverse portfolio of projects involving energy centres, heat pumps, CHP, steam and hot water systems, chilled water systems, BMS, standby generation and other critical infrastructure. You'll be involved throughout the project lifecycle, from concept development and detailed design through to construction support and commissioning.
What you'll be doing:
Developing mechanical designs from concept through to detailed design
Producing and reviewing specifications, schematics and technical documentation
Coordinating designs with internal engineering teams and external consultants
Supporting the delivery of low-carbon and energy efficiency projects
Ensuring designs are practical, buildable and compliant with relevant standards
Participating in site surveys, inspections and client meetings
Supporting construction, commissioning and handover activities
Identifying and helping to mitigate technical and operational risks
Working collaboratively with project, electrical and controls engineers to deliver integrated solutions
What we're looking for:
Degree qualified in Mechanical or Electrical Engineering
3–5+ years' experience within building services, energy, infrastructure or M&E environments
Experience with HVAC, steam, heating, chilled water and domestic water systems
Knowledge of major plant including heat pumps, boilers, CHP and chillers
Ability to produce engineering schematics and concept layouts using AutoCAD
Understanding of commissioning, testing and engineering documentation
Strong communication and problem-solving skills
Experience working within live operational environments would be advantageous
- England
Principal Electrical Engineer (Heat)
£75,000 - £90,000Chronos Energy are currently recruiting for a Principal Electrical Design Engineer for their client, a market leading District Heating developer in the UK.
You will be responsible for the provision of design, engineering and technical input related to HV and LV electrical systems within the business to ensure the delivery of excellent district energy schemes. The Principal Engineer will be part of the Engineering team. The Engineering team is responsible for provision of detailed technical and commercial services to the to the Business, to ensure that all District Energy Assets, are designed, installed, handed over/adopted and operated to meet company requirements, current Legislation and relevant standards and Codes of Practice.
About the Role
Your key responsibilities are The primary duty will be providing expert input, coordinating and taking responsibility for all electrical design and installation works on a range of projects.
Responsibilities
Delivery of designs and design review of electrical systems within district energy systems at all stages from inception through to commercial operation.
Development of electrical load assessments and electrical system selection strategies.
Supporting the commercial, project delivery and operations teams in management of client and contractor relationships.
Undertaking site inspections, snagging and witness of commissioning for electrical assets being built ahead of adoption or handover from contractor.
Providing advice and assistance to commercial, project delivery and operational teams within and other Teams within throughout the project lifecycle.
Production and regular review/update of reports, calculations, drawings and specifications.
Preparation of project budgets and estimates.
Ensuring that all electrical system designs meet operational requirements and maximise whole life value.
Attend site to perform installation snagging and auditing; witness testing and commissioning; and to verify installations align with specifications or provide recommendations for conformity.
Support the identification and scoping of measures to improve the electrical efficiency of existing district energy systems.
Review of design software used in the development for district energy design and implement Standards and Procedures.
Ongoing development and optimisation of design and inspection tools for district energy design to ensure they remain fit-for-purpose and support compliance with evolving industry regulation.
Provision of guidance to other departments on electrical aspects of district energy related activities, particularly, but not limited to design, adoption, specifications, and other technical matters.
Regular review of technology to ensure compliance with Legislation, and to reduce capital and operating costs.
Managing the design, approvals and handover/adoption process for electrical district energy assets.
Setting roles and priorities for Graduates, Engineers and Intermediate/Senior Engineers within the team for a specific project.
Working with the Engineering Director to ensure continual development of engineering team knowledge and expertise in district energy design and operations.
Supporting professional development of Graduates, Engineers and Intermediate/Senior Engineers within the team.
Undertaking continuing professional development to maintain and enhance knowledge of evolving Industry Standards and Codes of Practice, Health, Safety and Environmental related requirements.
Supporting the Engineering Director in development of strategy of the Engineering team and input to strategy for the wider Business.
Promoting and enhancing the reputation of the businesses within the company and within the industry.
Working in, and produce records as evidence of, compliance with all Safety Health environmental and Quality system requirements.
Support audit activity required to enable continued company accreditations.
Provide accurate quality work within the department and company.
Be readily contactable during normal hours.
Maintain a helpful and informative work environment.
Ensure that all relevant information is recorded accurately and submitted on time.
Comply with the latest company procedures, legislation and industry skills on all aspects of day-to-day work.
Any other duties as deemed appropriate by the Engineering Director.
Qualifications
Professional Membership of an Appropriate Professional Institution (e.g. IET) to at least Associate working towards Chartered Engineering level and/or Masters or Bachelors Honours degree in relevant engineering discipline.
Required Skills
Extensive experience of design and specification of a variety of HV and LV electrical systems for industrial or large scale commercial projects.
District Energy (Construction and Adoption) projects at all stages of project development with multiple stakeholders and complex requirements.
Experience in the use of electrical system design, modelling tools and CAD.
Extensive Knowledge and understanding of electrical Industry Standards, Codes of Practice, Health, Safety, and Environmental requirements and related Legislation.
Experience in line management and professional development of junior engineers.
Preferred Skills
Excellent oral and written communication skills.
Able to produce reports, presentations and other written material to a very high standard and tailored to different audiences.
Commercial awareness and knowledge of project management and contract management procedures.
Ability in stakeholder management, negotiating, influencing and decision making.
- London Area
Project Director
£100,000 - £120,000Chronos Energy are looking to recruit a Project Director to lead major decarbonisation and energy infrastructure programmes., shape client relationships and deliver lasting impact.
We're looking for an experienced Project Director to take strategic and operational ownership of a key client programme or portfolio of projects. This is a senior leadership role responsible for driving performance across cost, quality, programme, safety and client satisfaction while leading multi-disciplinary teams from design through to construction, commissioning and handover.
This role will support the delivery of a major programme within the trust, a live acute healthcare environment where maintaining operational continuity is critical. We are seeking a Project Director with a strong construction delivery background who can confidently lead complex projects through challenging site constraints, stakeholder demands and operational interfaces. Significant experience in construction management, programme coordination and the successful delivery of large-scale engineering or infrastructure projects is essential, alongside a strong understanding of CDM Regulations, Building Regulations compliance, and site safety management systems (including RAMS and SMS). A valid CSCS card and SMSTS qualification (or equivalent) are required.
What you'll be doing:
Leading the successful delivery of complex engineering and energy projects worth up to £50m
Acting as the senior point of contact for clients, building trusted strategic relationships
Providing governance and leadership across commercial, financial, operational and QSHE performance
Managing and developing Project Managers and Site Managers to create high-performing teams
Driving continuous improvement, innovation and sustainability across project delivery
Supporting business growth through client development, bids and future opportunities
What we're looking for:
Proven experience leading major project portfolios within engineering, construction or energy environments
Strong construction management and project delivery expertise on complex sites
Strong commercial acumen with P&L responsibility and contract management expertise
Experience managing senior stakeholders and multi-disciplinary delivery teams
In-depth knowledge of NEC and JCT contracts and the full EPC project lifecycle
Strong understanding of CDM Regulations, Building Regulations, RAMS and site safety systems
CSCS card and SMSTS (or equivalent) essential
A passion for sustainability, Net Zero and delivering exceptional client outcomes
If you're a strategic leader with exceptional construction delivery experience who thrives on managing complex programmes, building strong relationships and driving sustainable change, we'd love to hear from you.
- Leeds
Project Planner
£65,000 - £75,000We are seeking an experienced Planner to join our growing Energy Performance Contracting (EPC) team. Reporting into the regional delivery function, you will be responsible for developing, managing and controlling project programmes across a portfolio of decarbonisation, energy and infrastructure projects.
Working closely with Project Managers, Design, Procurement, Commercial and Operational teams, you will develop robust, logic-linked, cost and resource-loaded programmes that drive successful project delivery. You will play a key role in identifying programme risks, challenging assumptions, forecasting resource requirements and providing accurate reporting to support business decision-making.
Key Responsibilities
Develop and maintain fully logic-linked project programmes from inception through to completion.
Manage integrated master programmes across multiple concurrent projects.
Produce and maintain cost-loaded and resource-loaded schedules.
Monitor progress, identify critical path risks and develop recovery plans where required.
Support NEC3/NEC4 contract administration, compensation events and programme impact assessments.
Lead programme reviews and provide planning expertise to project teams and stakeholders.
Deliver accurate programme reporting, forecasting and performance analysis.
Challenge project teams and subcontractors to improve programme certainty and delivery outcomes.
About You
It’s essential that you have experience within Energy Performance Contracting, decarbonisation, M&E or building services projects.
Advanced user of Asta Powerproject and Primavera P6.
Proven experience managing complex construction, engineering, energy, utilities or infrastructure programmes.
Strong understanding of critical path analysis, programme risk management and recovery planning.
Experience working under NEC3/NEC4 contracts.
Ability to influence stakeholders, challenge constructively and drive accountability.
Strong analytical, reporting and communication skills.
Desirable
Project Controls experience.
APM Planning & Scheduling Practitioner or PMI-SP qualification.
Experience with Power BI, Earned Value Management (EVM) and performance reporting.
This is an exciting opportunity to join us at a time of growth, working on projects that support the transition to a more sustainable future. You'll have the chance to influence delivery, drive programme excellence and make a tangible impact across our project portfolio.
- Ireland
Senior Development Manager - Heat Networks
€90,000 – €115,000Location: Ireland (preferred) | UK candidates considered with regular travel to Ireland
Salary: €90,000 – €115,000 + Benefits
The Opportunity
Heat Networks are set to play a critical role in Ireland's transition to a low-carbon energy future. With increasing government support, ambitious decarbonisation targets, and growing demand from both public and private sector organisations, the Irish Heat Network sector is entering a period of significant growth.
Our client is at the forefront of this emerging market and is seeking a Senior Development Manager to help shape and deliver a pipeline of strategically important Heat Network projects across Ireland.
This is a high-impact development role focused on taking projects from concept through to investment-ready stage. You will be responsible for driving multiple projects forward simultaneously, removing obstacles, coordinating stakeholders, and ensuring that every aspect of development progresses at pace.
The successful candidate will be comfortable operating across commercial, technical, regulatory, stakeholder, and land development workstreams, with the ability to identify what needs advancing and make it happen.
The Role
As Senior Development Manager, you will lead the early-stage development of multiple Heat Network opportunities, managing projects through feasibility, commercial structuring, stakeholder engagement, and development planning.
Key responsibilities will include:
Identifying and progressing new Heat Network development opportunities.
Driving multiple projects forward simultaneously across different stages of development.
Securing land and property rights required for project delivery.
Developing and refining commercial and financial models.
Engaging with potential anchor heat load customers and negotiating commercial arrangements.
Building strong relationships with local authorities, government bodies, developers, and other key stakeholders.
Coordinating technical feasibility studies and helping shape optimal technical solutions.
Managing external consultants, advisors, and development partners.
Supporting procurement and commercial negotiations.
Preparing business cases and investment approval submissions.
Identifying project risks and developing mitigation strategies.
Working closely with senior leadership to shape the company's growth strategy within Ireland.
Candidate Profile
We are looking for a commercially minded development professional who can operate autonomously and take ownership of complex infrastructure projects.
Essential Experience:
Experience developing Heat Network, District Energy, renewable energy, utility, or other infrastructure projects.
Proven ability to manage multiple development projects simultaneously.
Strong stakeholder management and negotiation skills.
Experience working with public sector organisations, local authorities, developers, and commercial customers.
Strong commercial and financial acumen.
Ability to navigate technical, commercial, regulatory, and planning challenges.
Excellent project management and communication skills.
Highly Desirable
Direct experience developing Heat Network or District Energy projects.
Knowledge of Ireland's energy infrastructure and decarbonisation landscape.
Experience securing land rights, easements, or utility wayleaves.
Experience engaging anchor load customers and structuring long-term energy agreements.
Alternative Backgrounds Considered
Candidates without direct Heat Network experience will be considered if they have successfully developed projects within sectors such as:
Renewable Energy
Energy Infrastructure
Utilities
District Energy
Power Generation
Transmission & Distribution
Water Infrastructure
Gas Infrastructure
- London Area
Senior Project Manager
£85,000 - £95,000Chronos Energy are looking to recruit a Senior Project Manager for a client in the District Heating sector.
The chosen applicant will be working as an integral member of the District Heating delivery team, reporting to the Head of Delivery, you will be responsible for the safe, compliant, and successful delivery of a portfolio of district energy projects. You will ensure projects are delivered on time, on budget, and to required quality standards, while driving excellent customer service and seamless transition to Operations & Maintenance.
Responsibilities
Lead, motivate, and coordinate a multi-disciplinary team of engineers, suppliers, contractors, and Project Managers
Hold line management responsibility for Project Managers, ensuring performance, delivery, and development
Coach and support Project Managers across the portfolio, driving best practice and consistency
Oversee delivery of District heating projects, ensuring:
Milestones and programme targets are met
Projects are delivered to agreed cost, quality, and performance standards
Provide leadership on complex, high-risk, or underperforming projects
Ensure effective project close-out, including lessons learned and continuous improvement
Champion a strong health and safety culture across all projects
Ensure compliance with CDM Regulations
Knowledge of Heat network Regulations
Oversee audits, inspections, and safety performance
Ensure adherence to company governance and regulatory requirements
Own commercial performance across the portfolio, including:
- Budget management and CVR forecasting
- Cost-to-complete accuracy
- Margin protection and optimisation
- Lead contract development, negotiation, and administration
- Oversee change management and compensation events
- Manage risks, issues, opportunities, and financial exposure
Responsible for the design and build of:
- Energy centres
- Distribution pipe networks
- HIU installations and connections
- Ensure quality across installation, commissioning, and handover
- Support innovation, constructability, and value engineering
Qualifications
Degree or HND in Engineering, Energy, or a related discipline (or equivalent experience)
APM project management qualification (or equivalent)
Required Skills
Strong experience delivering District energy / heat network projects, including low-carbon heat technologies
Proven experience across:
- Full project lifecycle management
- Commercial and financial management (including budgeting and forecasting)
- Working within complex, multi-stakeholder environments
Solid understanding of:
- Health & Safety legislation and CDM Regulations
- Heat network regulations, standards, and industry best practice
- Contract management principles and practices
Preferred Skills
Strong leadership and decision-making capability
Excellent communication, reporting, and stakeholder engagement skills, with the ability to influence at all levels
Strong commercial and financial acumen
Proven ability to plan, manage, and deliver projects using tools such as Microsoft Project
Ability to manage multiple priorities and deliver to deadlines in a fast-paced environment
Strong analytical thinking, risk management, and problem-solving skills
High attention to detail with a focus on quality and performance
Proficiency in Microsoft Excel, Word, and PowerPoint
Continuous improvement mindset, with a focus on driving best practice and efficiency
- North England
Senior Quantity Surveyor
£70,000 - £80,000Are you an experienced Senior Quantity Surveyor looking for a role where you'll have genuine influence over high-value engineering and construction projects?
We're looking for a commercially driven Senior Quantity Surveyor to join our regional delivery team, taking ownership of the commercial, financial and contractual management of complex projects from inception through to final account.
Working closely with Regional Commercial Managers, Project Directors, Project Managers and Design Teams, you'll play a pivotal role in protecting commercial performance, managing risk and driving successful project delivery.
This is an opportunity to join a business delivering technically challenging projects that support the UK's transition to a more sustainable future.
The Role
Reporting to the Regional Commercial Manager, you'll lead the commercial management of multiple projects, ensuring they are delivered profitably while maintaining strong client relationships and contractual compliance.
You'll be a trusted commercial advisor to project teams, providing leadership, commercial insight and strategic guidance throughout the project lifecycle.
Key Responsibilities
Take ownership of the commercial and contractual management of allocated projects.
Produce accurate cost reporting, forecasts and financial performance reviews.
Prepare and negotiate client valuations, variations and final accounts.
Lead subcontract procurement, negotiations and account management.
Manage commercial risk, change control and contractual compliance.
Work collaboratively with operational and design teams to identify commercial opportunities and mitigate project risks.
Provide commercial support and guidance to Project Managers and senior stakeholders.
Build and maintain strong relationships with clients, consultants and supply chain partners.
Support continuous improvement across commercial processes and project delivery.
About You
You'll be an experienced Senior Quantity Surveyor with a strong commercial background and a proven ability to manage complex construction or engineering projects.
You'll have:
A recognised qualification in Quantity Surveying (BSc, MSc, HND or equivalent)
Significant Quantity Surveying experience, ideally within M&E, MEP, building services, refurbishment or infrastructure projects
Strong knowledge of NEC and/or JCT forms of contract
Experience managing subcontract procurement, commercial reporting, valuations, variations and final accounts
Excellent commercial acumen with the confidence to influence project and business decisions
The ability to build trusted relationships with clients and senior stakeholders
Experience working on projects valued between £2m–£20m and using commercial systems such as COINS, SAP, Oracle or Navision would be advantageous.