Job Description

Locations: London, United Kingdom

Req ID: 8237

Application Deadline: 9/28/2026

OVERVIEW

Merrick UK serves the UK and EU as part of Merrick & Company. Merrick UK provides access to the matrixed expertise across the Merrick & CO family. Merrick’s services enable the leading-edge science and technology requirements of our clients to be met in some the world's most unique and secure environments through our expertise in high performance and aerospace facilities, infrastructure, processing, and life sciences.

Merrick’s Life Sciences services are greater than a traditional design firm: our team employs architects, engineers, designers, commissioning and validation specialists, regulatory compliance experts, laboratorians, veterinarians, biosafety & biosecurity professionals, public health specialists, and a variety of scientists. It is this full-service, fully integrated approach that allows Merrick to provide peerless guidance at any and all stages of the project lifecycle. It is of critical importance that our design team, operations team, and scientists work collectively to ensure the approach is focused on the outcome of the life sciences facilities: how they will operate.

https://www.merrick.com/markets/life-sciences/

About the Opportunity

Merrick and Company is seeking Senior Mechanical Engineer to support the mechanical design of projects and support Commissioning and Validation processes as part of a multi-disciplinary team, with a moderate volume of travel (up to 50%) for team, project, client and market engagement.

Merrick is an internationally known multi-office and multi-discipline firm consisting of a diverse, dedicated and talented staff which has achieved design excellence throughout its 70+ years of existence. With offices worldwide, Merrick and Company has been ranked as one of the top 100 design firms by Engineering News Record. Merrick provides personalized services to various clients throughout the world.

Candidates that have a desire for personal and professional growth, a well-defined understanding of design and construction document processes, and adaptability for short term and long-term projects in an environment that requires a blend of creativity and high technical skills. Successful candidates must be self-starting, motivated, innovative, articulate, self-disciplined, and confident in a demanding, exciting and fast-paced environment. This position requires a competent mechanical engineer / designer who as a member of the mechanical design team will be responsible for all phases of mechanical design production for a variety of Life Sciences, Nuclear, and National Security projects ranging from programming through construction administration. Opportunities also exist for the participation in facility commissioning projects.

WHAT YOU'LL DO

• Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed mechanical, plumbing/process and controls design of complex mechanical facilities including life science and nuclear facilities, inclusive of:
• Utilise excellent verbal and written communication skills to interact effectively with clients and other employees.
• Perform site inspection, testing, and commissioning of equipment and facilities as required, which may include travel within the UK and abroad.
• Develop and maintain expert level knowledge of applicable codes and standards for the design and construction of nuclear and biocontainment facilities in the UK and internationally as required.
• Develop and maintain expert level skills in required software packages including REVIT, Excel, Word, etc.
• Execute all work in accordance with Merrick and project specific Quality Assurance procedures.
• Exercise excellent independent judgement and initiative to complete design tasks.
• Work independently and in a team environment based upon Merrick’s hybrid arrangement comprised of office (future), remote, and onsite work.

REQUIRED QUALIFICATIONS

• Experience in mechanical building design for government, academic, and private clients. Demonstrated experience in as many of the following areas as possible is an asset: HVAC, plumbing/process, fire protection and controls design. Experience in containment laboratories and / or Biopharma is recommended.
• A minimum of five (5) years related experience, preferred eight (8) years related experience.
• Licensure as a Chartered Engineer in the UK is preferred. If the candidate is not currently licensed, they must demonstrate a plan and ability, including holding an engineering degree from an accredited university to obtain licensure after joining Merrick.
• Experience in aspects of mechanical building design including planning, calculations, equipment selection, schematic design, production of construction documents (drawings and specifications), and construction administration is a strong asset.
• Experience in energy modeling and life cycle cost analysis for sustainability design is an asset
• Proficient in the use of REVIT and AutoCAD.
• Proficient in report writing including basis of design reports, specifications, field reports, etc.
• Travel and possess a current passport. It is anticipated that this may include some international travel.
• Due to national security requirements associated with this role and sector, applicants must be British citizens and be eligible to obtain and maintain the required level of UK security clearance.

DESIRED QUALIFICATIONS

• Laboratory design and construction knowledge.

TOTAL REWARDS & EMPLOYEE PROGRAMS

• Comprehensive Compensation & Benefits – Merrick & Company offers a competitive compensation and benefits package including health insurance, dental and vision coverage, and paid time off (PTO).
• Robust Referral Program – Earn incentives for referring top talent to join our team.
• Performance Reviews – Annual reviews to recognize contributions and support career growth.
• Professional Development – Access to ongoing training and development opportunities to build your skills and advance your career.
• Employee Recognition – Formal programs to celebrate achievements and outstanding performance.
• Peer Mentor Program – Get support and guidance through structured mentorship opportunities.
• And More – Additional programs and benefits designed to support your success and well-being.

ADDITIONAL INFORMATION

• Apply online only. No e-mail, hard copy or third-party resumes accepted.
• At Merrick, every resume is carefully reviewed by our team of experienced human recruiters—never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage.
• Merrick is an Equal Opportunity Employer.