Mechanical Design Engineer

Southampton, United Kingdom

Job Description


Mechanical Design Engineer - Building Services? Location: Southampton (Hybrid Working) | ? Full-Time | ? Competitive Salary + Bonus + Excellent Benefits
Take Ownership of Mechanical Design on Diverse Projects
An established and growing MEP consultancy on the South Coast is seeking a Mechanical Design Engineer to join their friendly, technically focused team in Southampton. This is a fantastic opportunity for an engineer with a few years of consultancy experience to step into greater project ownership while being supported by senior mentors and a structured career development path.
You'll work across healthcare, education, commercial, and research sectors, contributing to technically sound, sustainable building services solutions.
Key Responsibilities

  • Deliver mechanical building services designs including HVAC, ventilation, heating, cooling, and domestic water systems
  • Produce calculations, specifications, reports, and technical drawings using design software
  • Coordinate designs with internal electrical, sustainability, and BIM teams for fully integrated MEP solutions
  • Contribute to sustainable and low-carbon strategies across mechanical systems
  • Attend client and design team meetings and actively contribute to technical discussions
  • Conduct site visits and surveys to gather technical data
  • Ensure designs meet UK building regulations, CIBSE guides, and client requirements
  • Support and mentor junior staff while collaborating with senior engineers on project delivery
Candidate Requirements
  • Degree or HND/HNC in Mechanical or Building Services Engineering (BEng, MEng, or equivalent)
  • 2-5 years' experience in mechanical design within a building services consultancy
  • Proficient in mechanical design software (Hevacomp, IES, Revit, AutoCAD, etc.)
  • Strong understanding of HVAC systems, plantroom layouts, pipework, ductwork, and energy efficiency principles
  • Knowledge of UK building regulations and CIBSE best practices
  • Excellent communication skills, both written and verbal
  • Proactive, organised, and detail-focused approach
  • Ambitious and motivated to develop professionally - working towards chartership supported
Why Join?
  • Work with one of the South Coast's most respected independent consultancies
  • Hybrid and flexible working built around trust and autonomy
  • Exposure to a broad range of projects-from hospitals and schools to large-scale commercial and R&D buildings
  • Supportive leadership, collaborative culture, and structured career development
  • Full backing towards chartership (CEng)
  • Competitive salary and benefits including:
  • 28 days annual leave + bank holidays
  • Discretionary bonus
  • Private healthcare & life insurance
  • Enhanced pension scheme
  • Cycle-to-work scheme
  • CPD support and training allowance
If you're a Mechanical Design Engineer looking for a supportive environment, diverse projects, and a clear path to progression, apply now for a confidential conversation.

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Job Detail

  • Job Id
    JD4446235
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    £45,000 per year
  • Employment Status
    Full Time
  • Job Location
    Southampton, United Kingdom
  • Education
    Not mentioned