Lead Mechanical & Piping Engineer

Bilfinger UK; Olney; On-site; GBP 70,000 - 110,000; Full time

Job summary

Bilfinger UK is seeking a senior mechanical and piping engineering leader to deliver concept through execution design on multi-discipline EPC projects across Oil & Gas, Renewables, and utilities. You will mentor engineers, ensure compliance with UK regulations and standards, and oversee quality of design packages.

The role requires Chartered Engineer status (preferred), strong time management, and ability to chair design reviews, communicate scope changes, and manage vendor interfaces.

Qualifications

• Engineering degree in Mechanical Engineering (BEng or MEng).
• Chartered Engineer status or progression toward CEng is preferred.
• Experience as Lead/Principal Engineer on multi-discipline EPC projects.

Responsibilities

• Lead mechanical and piping design across EPC/ EPM projects, from concept to execution.
• Deliver designs spanning Oil & Gas, Renewables, Utilities.
• Ensure quality and compliance with UK regulations and standards.
• Lead and mentor a team of engineers and designers.
• Oversee design reviews and change communications with clients and vendors.
• Support safety studies, risk assessments and compliance.

Skills

Lead Engineer

Principal Engineer

Chartered Engineer (CEng)

Engineering standards knowledge

3D modelling

Design review facilitation

Cross-disciplinary awareness

PED/PE(S)R knowledge

Education

Degree in Mechanical Engineering (BEng/MEng)

Chartered Engineer (CEng) – preferred

Tools

AutoCAD

Autodesk Plant3D

Navisworks

Caesar II

Job description

expertise across various sectors makes it a trusted partner in the industry, as well as a work environment where you can develop your potential. At Bilfinger, we offer a work environment where you can learn and grow. Join us and be part of a team shaping the future! Job descriptionYou will:

Responsibilities

• Report to the department mechanical & piping engineering manager and project engineering manager(s) Be responsible for mechanical and piping engineering and design within multi-discipline EPCM or EPC projects, ranging from concept to execution design Deliver projects working across a variety of industries, such as, Oil & Gas, Renewable Natural Gas, Utilities. Be responsible for the quality of engineered design solutions, ensuring the checking and approval of design deliverables is completed by competent persons Lead and mentor a team of engineers and designers Ensure designs are compliant with UK regulations and the appropriate standards and specifications Be responsible for completing the mechanical and piping design within the defined scope and within project time / budget constraints Be responsible for communicating change to scope or design Provide mechanical discipline input into change events, early warnings notifications and estimates Lead and participate in internal and external design reviews Make independent decisions on issues, providing expert technical support within the mechanical and piping engineering team

Your profile

• Hold an engineering qualification in Mechanical Engineering to Degree level (BEng or MEng)
• Demonstrable experience as Lead / Principal Engineer, in multi-discipline engineering projects
• Chartered Engineer (CEng) with IMechE or equivalent institute (preferred)
• Have demonstrable experience working to engineering standards and specifications, and IGEM standards (preferred)
• Knowledge of the principles and practices of mechanical engineering and
• implementing these in engineering and design projects
• Understanding and appreciation of other engineering discipline responsibilities (Civil, Structural, EC&I and Process)
• Able to demonstrate good knowledge and experience with the production of, and/or having input into development of, mechanical specifications, basis of design, scope of works, calculations, drawings, 3D models, schedules, vendor technical bid analysis, design risk assessments, safety studies and compliance assessments
• Experience with the application of piping and vessel design codes to ASME and BS EN standards
• Experience providing technical oversight relating to delivery of mechanical equipment packages provided by external vendors
• Experience working to the requirements of the Construction Design Management regulations, Pressure Equipment Directive (PED) and/or Pressure Equipment Safety Regulations (PE(S)R)
• You are only satisfied after your design is accepted by the client
• Excellent time management skills, planning and organising your team and own activities before you begin tasks
• You understand the dependencies of the engineering activities within single and multi-discipline scopes
• You have a 'one time right' mentality
• You have an appreciation of the application of common mechanical design software packages including for example, AutoCAD, Autodesk Plant3D, Navisworks, Caesar II
• You can develop and effectively present design packages, ensuring it meets the scope of the project
• You can prepare for and chair design review meetings
• Able to meet UK security clearance requirements (preffered)

##### is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, disability or other characteristics protected by law.

Bilfinger is a leading international industrial services provider, driving efficiency and sustainability for the process industry. With about 31,000 employees and over 5.4 billion in revenue in 2025, we offer solutions in consulting, engineering, manufacturing, maintenance, turnarounds, and digital applications across key sectors like energy, chemicals, pharma, and oil & gas. Shape the future with Bilfinger UK: With a strong commitment to sustainability, Bilfinger UK stands out as a premier provider of engineering and maintenance services. For over 50 years, Bilfinger UK has consistently pushed the boundaries of innovation, delivering advanced solutions that support industries, infrastructure, and communities across the United Kingdom. As a key member of the globally respected Bilfinger Group, Bilfinger UK has built a reputation as a versatile leader, offering both onshore and offshore services. From energy and utilities to pharmaceuticals and petrochemicals, the company's broad