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Construction senior mechanical design engineer

24 senior mechanical design engineer jobs found

CL
Feb 14, 2026  
Senior HVAC Mechanical Design Engineer
We have an exciting opportunity for a Senior Mechanical Engineer to get involved in expanding our clients team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Mechanical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of mechanical system designs for a range of projects Act as a sounding board for mechanical engineers in the office, offering design direction and guidance Peer review of designs and specifications of mechanical systems Play an active role in developing the mechanical team technical capability Be expected to lead...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Feb 14, 2026  
Senior Electrical Design Engineer
We have an exciting opportunity for a Senior Electrical Engineer to get involved in expanding our team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Electrical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of Electrical system designs for a range of projects Act as a sounding board for Electrical engineers in the office, offering design direction and guidance Peer review of designs and specifications of electrical systems Play an active role in developing the electrical team technical capability Be expected to lead projects and represent the...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Jan 21, 2026  
Senior HVAC Design Engineer
We are working with this leading multi national data centre and mission critical specialist who are working on schemes across UK and europe. With data centres being crucial components of today's infrastructure, supporting everything from business to public services. Operators must ensure the longevity, efficiency, and sustainability of their sites while optimizing them for mission-critical tasks. The teams are at the forefront of designing innovative and energy-efficient data centres, ensuring that our clients meet their goals of performance, cost-efficiency, and sustainability. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As part of an interdisciplinary team of architects, advisors &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 28, 2025  
Senior HVAC Design Engineer
We are working with this leading multi national data centre and mission critical specialist who are working on schemes across UK and europe. With data centres being crucial components of today's infrastructure, supporting everything from business to public services. Operators must ensure the longevity, efficiency, and sustainability of their sites while optimizing them for mission-critical tasks. The teams are at the forefront of designing innovative and energy-efficient data centres, ensuring that our clients meet their goals of performance, cost-efficiency, and sustainability. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As part of an interdisciplinary team of architects, advisors &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Mar 22, 2026  
Electrical Commissioning Engineer
Commissioning Engineer Join Trant Engineering Ltd – Delivering Engineering Excellence With over 750 employees and a projected turnover of £180m this year, Trant Engineering Ltd is a leading EPC engineering and construction specialist delivering complex turnkey projects across the UK and overseas. We operate across Process & Water, Energy, Defence, Oil & Gas and Nuclear sectors, offering full in-house design, manufacturing, installation and commissioning capabilities. Due to continued growth in our Water division, we are looking for a hands-on Commissioning Engineer to join our team. The Role You’ll play a key role in delivering commissioning activities across UK water sector projects, ensuring mechanical, electrical, instrumentation, control and automation (MEICA) systems are safely tested, commissioned and handed over in line with design intent and regulatory standards. This is a site-based role requiring flexibility to work across multiple projects. Key...
IR35 Status:
Unknown Status

CV-Library Bristol, City of Bristol Contractor
CL
Mar 21, 2026  
Site Engineer
My client is a leading Main-contractor in the Steel frame and Groundworks sector. We are currently recruiting a Site Engineer to complete a 12 month contract. You will be required to manage the engineering, including the setting out of the ground works/steel frame package on an industrial unit. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Ilford, Greater London Contractor
CL
Mar 21, 2026  
Senior Site Engineer
We're currently recruiting for an experienced Senior Site Engineer to start working on an RC Frame project based in Central London. Must have experience in running the front end of projects, good communication skills with a strong background in RC Frame is essential. Responsibilities include: * Overseeing all engineering aspects on the site * Overseeing building work * Undertaking surveys * Checking technical designs and drawings to ensure that they are followed correctly * Ensuring project packages meet agreed specifications, budgets and/or timescales * Liaising with clients, subcontractors and other professional staff, especially quantity surveyors and the overall project manager * Providing technical advice and solving problems on site * Preparing site reports and filling in other paperwork * Liaising with quantity surveyors about the ordering and the pricing of materials * Ensuring that health and safety and sustainability policies and...
IR35 Status:
Unknown Status

CV-Library W1K, West End, Greater London Contractor
CL
Mar 21, 2026  
Senior Engineer
My client is a leading commercial groundworks sub-contractor who are currently recruiting a Senior Site Engineer to complete a 1 year scheme. Site Engineer Responsibilities: * Reporting to and working with the Project Manager and foreman. * Site set up and compliance with health and safety. * Proccesing information such as drawings for engineers * QA and record keeping * Material ordering * Raising technical queries on design issues. * Look after two engineers Site Engineer Requirements: * CSCS card. * SMSTS or SSSTS * Must have previous experience in commercial groundworks. * Degree in civil engineering/construction or time served in UK on site. * Manage engineers * Deal with RFI'S/RAMS The Next Steps: To apply for the role as a Senior Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library CB2, Cambridge, Cambridgeshire Contractor
CL
Mar 20, 2026  
Site Agent
Site Agent – Highways (Civil Engineering Main Contractor) Location: Cornwall Contract: 6 Months+ (extensions likely) Rate: Day rate negotiable per day (CIS) Start: January Employer: Civil Engineering Main Contractor The Role We are recruiting an experienced Site Agent for a highways project in Cornwall, working with a respected Civil Engineering Main Contractor. This is a CIS contract position starting in January, delivering key elements of highways works including earthworks, drainage, ducting, kerbing and pavement construction. Key Responsibilities Day-to-day management of highways construction and on-site operations Oversee bulk earthworks, cut/fill, drainage, ducting and pavement layers Lead site teams, plant and subcontractors to deliver works safely and efficiently Ensure full compliance with Main Contractor H&S processes and RAMS Interpret drawings, raise technical queries and resolve design issues Monitor progress vs programme and report regularly to the Project...
IR35 Status:
Unknown Status

CV-Library Cornwall, UK Contractor
CL
Mar 20, 2026  
Section Engineer
Section Engineer – Rail / Civil Engineering Leeds 6‑month contract £390 per shift (UMB PAYE) Are you an experienced Section Engineer with a background in major civil or rail infrastructure works? This role offers the chance to join a major Tier 1 contractor delivering high‑profile projects across the UK. If you’re looking for your next contract, this could be ideal. Why this opportunity stands out This Tier 1 contractor works across highways, rail, flood defence, structures, and major civils. They offer long‑term project pipelines and genuine progression — whether you want to step up in the future or continue as a high‑performing Section Engineer, they will support your goals. Additional benefits: -        Uplifted rates for nights & weekends -        Accommodation allowance available -        PTS training provided if needed What you’ll bring -        HNC, HND or Degree in Civil Engineering -        Experience on major civils: piling, RC structures, drainage,...
IR35 Status:
Unknown Status

CV-Library Leeds, UK Contractor
CL
Mar 19, 2026  
Senior Engineer
Senior Engineer - Infrastructure & Highways Location: East Anglia Employment Type: Full-Time Salary: £375 to £410 per shift About Us Our client is a leading civil engineering contractor delivering major infrastructure projects across the regions. With a strong track record in complex earthworks, road construction, foundations, drainage, and public realm schemes, they pride themselves on delivering safe, high-quality projects on time and within budget. Due to continued growth and secured work, we are seeking an experienced Senior Engineer to join the project delivery team. The Role As a Senior Engineer, you will be responsible for managing engineering activities on site, ensuring works are delivered safely, efficiently, and in accordance with design specifications and programme requirements. You will work closely with the Project Manager, Site Agents, subcontractors, and the client team to drive successful project outcomes. Key Responsibilities Oversee day-to-day...
IR35 Status:
Unknown Status

CV-Library Ipswich, Suffolk Contractor
CL
Mar 19, 2026  
Mechanical Manager/Lead
Mechanical Manager/Lead, East Sussex coast c£(Apply online only) a day - temp 6 months+ - Main Contractor Are you an established Freelance Mechanical Manager with a proven background of experience working within the Building Services and M&E sector? Would you relish the opportunity to work for one of the UK's most prestigious Main contractors on one of their most iconic projects? Your background and experience, together with an industry recognised qualification, will be well rewarded for working hard on a M&E package of around £15M on a large healthcare project in East Sussex. Previous M&E Hospital Fit-out project experience would be advantageous. Main duties will be to manage and oversee self delivery team and specialist outside sub-contractors and ensuring all Health and Site Safety is in place and adhered to. Experience of using an IPAD for reporting using Fieldview software would be advantageous. As one of the UK's leading recruiters, Fawkes & Reece...
IR35 Status:
Unknown Status

CV-Library East Sussex, UK Contractor
CL
Mar 19, 2026  
Architect/Architectural Technologist (Manchester)
Architect/Architectural Technologist Location: Manchester Contract Type: Temporary Hours: 37.5 per week Vetting Level: SC clearance required Company Overview A leading global engineering, infrastructure and project management organisation delivering complex, large scale programmes across the built environment. Operating across sectors including energy, defence, education, commercial and industrial infrastructure, the business provides end to end services from consultancy and engineering through to project delivery and asset lifecycle management. Teams work in highly integrated, multidisciplinary environments on nationally significant and technically challenging projects. Role Overview An opportunity has arisen for an experienced Architect/Architectural Technologist to join a multidisciplinary team in Manchester on a long term contract basis. The role will focus on the architectural design and technical delivery of large scale industrial projects, including work within the...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
CL
Mar 19, 2026  
Site Engineer
My client is a leading Main-contractor in the Steel frame and Groundworks sector. We are currently recruiting a Site Engineer to complete a 12 month contract. You will be required to manage the engineering, including the setting out of the ground works/steel frame package on an industrial unit. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Warrington, Cheshire Contractor
CL
Mar 19, 2026  
Site Engineer
My client is a leading Main-contractor in the Residential Groundworks sector. We are currently recruiting a Site Engineer to complete a 12 month contract. You will be required to manage the engineering, including the setting out housing plots, 278 works, drainage, kerbs package on an residential project. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Maidenhead, Royal Borough of Windsor and Maidenhead Contractor
CL
Mar 18, 2026  
Drainage and Civil Design Engineer
Senior Design Engineer - Education Building & Developments (Drainage and Water) Location: Can be home-based with travel to local office networks. Your New Company A leading organisation in the construction and infrastructure sector is seeking a Senior Design Engineer to join their School Building & Developments team. This is an exciting opportunity to deliver sustainable drainage and water management solutions for high-profile school building projects. Your New Role As Senior Design Engineer, you will: Design and deliver surface and foul water drainage systems for buildings and developments such as schools. Produce external works plans and 3D models, ensuring accuracy and compliance with standards and sustainable design practices. Review and lead technically challenging drainage and water designs, including calculations, drawings, specifications, and reports. Coordinate multi-disciplinary designs, resolving integration and constructability issues. Conduct site visits...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Mar 18, 2026  
Senior Civil Engineer
Senior Civil Engineer (Chartered) Location: Birmingham Office Contract: 6 Months (ASAP Start) Engagement: Outside IR35 Sector: Transmission MRR Infrastructure is recruiting for a Chartered Senior Civil Engineer to join a highly respected engineering organisation delivering major UK transmission infrastructure projects. This is a six-month contract opportunity, confirmed as outside IR35, based within the Birmingham office. The Opportunity You will operate in a senior technical capacity within the Civil and Structural team, leading design activities across high-voltage transmission projects from concept through to detailed design and construction support. This role is suited to an experienced Chartered Civil Engineer who is confident leading design packages, mentoring engineers, managing client interfaces and delivering complex infrastructure solutions within regulated environments. The Organisation Our client is a globally established, employee-owned engineering and...
IR35 Status:
Outside IR35

CV-Library Birmingham, West Midlands (County) Contractor
CL
Mar 18, 2026  
Senior Engineer
We are currently recruiting for an experienced Senior Engineer / Sub Agent to join the team on the prestigious Sizewell C development, supporting critical HDD, tunnelling and shaft works packages. This is a fantastic opportunity to be part of one of the UK’s largest and most high-profile infrastructure projects, contributing to complex civil engineering works with a strong technical and documentation focus. The Role Working within the delivery team, you will take a lead role in managing engineering activities across Horizontal Directional Drilling (HDD), tunnels and shaft construction, with significant responsibility for documentation, technical submissions, and quality assurance. Key Responsibilities * Oversee engineering delivery of HDD, tunnelling and shaft works * Manage subcontractors and site engineers * Lead on RAMS, ITPs, WPPs and technical documentation * Review and approve drawings and technical submissions * Ensure works...
IR35 Status:
Unknown Status

CV-Library Benhall, Suffolk Contractor
CL
Mar 18, 2026  
Highways Asset Engineer
A client within the Public Sector based in South Yorkshire is currently recruiting for an Highways Asset Engineer to join their Highway Asset Maintenance Team as soon as possible. The client is offering a full time, permenant position with the ideal candidate having experience of working within a local authority within a highways maintenance environment. The Role Key purpose of the role: To support the delivery of the council’s capital highway maintenance programmes by applying robust highway asset management principles to plan, develop and deliver effective maintenance schemes. The role involves supporting the Senior Engineer in commissioning and managing preventative surface treatments and structural resurfacing works to ensure long-term network performance and value. Key responsibilities will include but not be limited to: • Supporting the management, administration and implementation of highway maintenance projects and operational activities. • Undertaking feasibility...
IR35 Status:
Unknown Status

CV-Library Doncaster, UK Contractor
CL
Mar 16, 2026  
Site engineer
My client is a leading Main-contractor in the Steel frame and Groundworks sector. We are currently recruiting a Site Engineer to complete a 12 month contract. You will be required to manage the engineering, including the setting out of the ground works/steel frame package on an industrial unit. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Royston, Hertfordshire Contractor
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