Senior Mechanical Design Engineer (Data Centres)

🔒 Confidential Employer
Posted 21 April 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Mechanical Design Engineering Client facing Project Management BS standards Health and Safety MS Office Technical expertise

FULL DESCRIPTION

Senior Mechanical Design Engineer (Data Centres) - London or Bicester

RED are an expanding international M&E consultancy, with a proven track record in low energy design, focused on providing excellent design solutions to clients. We are now seeking a Senior Mechanical Design Engineer to join our London or Bicester office. You will have the ability to run multiple concurrent medium sized projects, undertake a client facing role in the development, design and co-ordination of engineering projects, which could include producing design packages for contractors working on a design and build contract.

Role Responsibilities

  • Responsible for running of medium size projects. Undertakes a client facing role in the development and design and coordination of engineering project services for Mechanical installations, systems, equipment, facilities etc.
  • Develops and specifies applications of controls, instruments, and operating systems for all building engineering services purposes
  • Surveys tests and reports on existing electrical installations
  • Specifies activities to ensure that manufacturing, construction, installation, and operational testing confirm to functional specifications and customer requirements
  • Day to day decision making on project progress and direct liaison with and provides advice to client
  • Represents Company at technical meetings with customers, professional teams and contractors teams
  • Carries out engineering calculations to ensure drawings meet required robust industry and legal standards
  • Responsible for technical content and accuracy of Trainee, Graduates and Engineers
  • Validation and checking of designs and specifications

Role Requirements

You will need to possess the following professional and technical expertise:

  • BEng, MSc, and have sufficient experience
  • MCIBSE/MIEE or HNC/HND + appropriate experience or equivalent
  • Working towards Chartered Eng status
  • Competent in specification design/drawing for several building types
  • Sound knowledge of key Health and Safety issues and legislation
  • Knowledge of MS Office applications word, excel etc
  • Ability to use IT based calculation and spreadsheet software
  • Good understanding of BS standards
  • Ability to prioritise own workload
  • Ability to work to deadlines
  • Managerial Skills
  • Background in consulting or construction preferred.
  • Good understanding of international working and business operations of a global consultancy.
  • Act in an ethical manner and follow the principles of the Ethics Charter and Ethics in Practice Guidelines of the Group

Benefits

RED offers a variety of benefits, including but not limited to:

  • 23 days annual leave rising to 28 days annual leave over 5 years’ service
  • Holiday purchase and buy back scheme
  • Hybrid Working
  • Contributory company pension scheme
  • Healthcare Scheme (Company funded cover is dependant on level)
  • Non-contractual bonus awards
  • Training sponsorship
  • Charity volunteering leave
  • Wellness days/ initiatives.
  • Salary commensurate with experience.
  • Our people work in friendly teams with a collaborative approach and mentoring support from talented leaders.
  • We offer a comprehensive benefits package and are an equal opportunities employer.

*This role will ideally suit those with the right to live & work in the UK without restrictions, as we are unable to offer sponsorship at the present time.

Please note: By clicking 'Apply Now', you will be redirected to the ENGIE careers site to view and apply for this vacancy.

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