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Principal Mechanical Engineer

Job in Belfast, County Antrim, BT1 4LS, Northern Ireland, UK
Listing for: CSR (NI) Ltd
Part Time position
Listed on 2026-03-01
Job specializations:
  • Engineering
    Mechanical Engineer, Building Services Engineer, Engineering Design & Technologists
Job Description & How to Apply Below
Senior Mechanical Engineer Step Up. Lead. Deliver. Ready to move from safe pair of hands to go-to leader? Were looking for a Senior Mechanical Engineer whos technically sharp, commercially aware, and ready to guide junior engineers while steering live projects with confidence. Were an established building services consultancy with a strong reputation across the built environment. Our work spans education, healthcare, commercial and public sector schemeswhere thoughtful design, sustainability and practical delivery matter just as much as calculations.

THE ROLE:

Youll:
Lead the design and specification of mechanical building services systems Manage project deliverables from brief to completion Oversee detailed calculations (IES, Excel, CAD and more) Conduct site surveys, inspections and monitor works Produce clear, concise technical reports (no waffle) Mentor and develop junior engineers into future stars Youll have the autonomy to make decisions, take ownership and genuinely influence outcomeswithout someone peering over your shoulder asking if youve just tried turning it off and on again.

About You Degree qualified in Building Services or Mechanical Engineering Ideally Chartered (or working towards it) with CIBSE or IET 710 years consultancy experience Strong technical knowledge across mechanical design in the built environment Confident with IES, CAD and the usual Microsoft toolkit Comfortable presenting to clients and leading meetings Why Join? Genuine progression into leadership Varied, technically engaging projects A collaborative team where your voice carries weight A business that values quality engineering over noise BENEFITS - Week off at Christmas in ADDITION to standard holidays - Flexible working with 2 days a week from home etc - Private Healthcare etc If youre ready to step up, lead from the front, and deliver engineering youre proud to put your name to, we should talk.

Benefits:
Medical Aid / Health Care Group Life Assurance
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