Assistant Mechanical Engineer

S I Sealy and Associates Ltd; Stockport; On-site; GBP 28,000 - 38,000; Full time

Benefits offered by this job

Structured training

Mentoring

Support for Chartership

Job summary

S I Sealy & Associates is a UK-based building services engineering consultancy looking for an Assistant Mechanical Engineer to support mechanical designs from concept through technical design. You will work with senior engineers on diverse healthcare, commercial, and public sector projects and may transition from a contractor role into a design office environment.

The role offers structured training, mentoring, and support toward professional registration, with exposure to a range of technically

Qualifications

• HNC, Degree or HND in Building Services Engineering or Mechanical Engineering (preferable).
• Approximately 1–3 years of experience in building services consultancy.
• Solid understanding of mechanical building services principles.
• Familiarity with AutoCAD and Microsoft Office.
• Knowledge of Revit is beneficial.
• Strong communication and teamwork skills.
• Full UK driving licence preferred.

Responsibilities

• Assist with HVAC, domestic water services, ventilation, heating and cooling system designs.
• Produce design calculations and technical reports.
• Prepare drawings and specifications.
• Support energy and sustainability assessments.
• Attend client and design team meetings.
• Assist with site surveys and inspections.
• Develop Revit and BIM capabilities.

Skills

Communication skills

Teamwork

Mechanical building services knowledge

AutoCAD

Revit

Education

HNC/HND/BSc in Building Services or Mechanical Engineering

Tools

AutoCAD

Revit

Job description

Location: Bredbury, Stockport
Ref: 0013
Contract: Full Time
Closes: 10/11/2026

Assistant Mechanical Engineer

About Us

S I Sealy & Associates is an established building services engineering consultancy delivering mechanical, electrical and public health design solutions across healthcare, commercial, education and public sector projects throughout the UK. Due to continued growth, we are looking for an ambitious Assistant Mechanical Engineer to join our team and develop their career alongside experienced engineers and project leaders.

The Role

You will support the delivery of mechanical building services designs from concept through to technical design, working alongside senior engineers on a wide range of projects. This opportunity may also suit a mechanical contractor who is looking to move into a design office environment and develop their design consultancy skills.

Key Responsibilities

• Assist with HVAC, domestic water services, ventilation, heating and cooling system designs.
• Produce design calculations and technical reports.
• Prepare drawings and specifications.
• Support energy and sustainability assessments.
• Attend client and design team meetings.
• Assist with site surveys and inspections.
• Develop Revit and BIM capabilities.

What We Are Looking For

• HNC, Degree or HND in Building Services Engineering, Mechanical Engineering or a similar discipline. (Preferable)
• Approximately 1 to 3 years of experience within a building services consultancy environment.
• Good understanding of mechanical building services principles.
• Familiarity with AutoCAD and Microsoft Office.
• Knowledge of Revit is beneficial.
• Strong communication and teamwork skills.
• Full UK driving licence preferred.

What We Offer

• Structured training and mentoring.
• Support towards professional registration and Chartership.
• Exposure to a varied range of technically interesting building services projects.
• Competitive salary and benefits package.
• Clear career progression opportunities.

Equal opportunities: We welcome applications from suitably qualified candidates and are committed to fair and inclusive recruitment.