Junior Mechanical Services Design Engineer

Location: Greater London

Location:

London Bridge / Southwark
📅 Type:
Full-time / 100% Office-based (Monday–Friday, 8:30 AM – 5:30 PM)
About Us
Maris Contracts Limited is a dynamic construction company specializing in a variety of services, including Mechanical, Electrical, Partitioning, Glazing, Flooring, and Decorations. Since its inception in 2018, the company has successfully completed over 1 million square feet of projects across Offices, Retail, Showrooms, Hotels, and Universities within the UK and Europe. Known for delivering high-quality work, Maris Contracts Limited combines expert in-house teams with a customer-driven approach.

The company prides itself on transforming client designs into exceptional built environments.

The Role
This is a full-time in the office role located in London for a Junior Mechanical Services Design Engineer. The role involves designing new mechanical and public health systems from scratch to construction stage. Day-to-day tasks include creating and modifying designs using Computer-Aided Design (CAD) software, conducting surveys and inspections of installations, ensuring compliance with regulatory standards, and collaborating with senior engineers to optimize system performance.
Some of our most successful junior engineers have come from a CAD / Revit background and working along side our senior engineers and pre-con managers have grown into mechanical engineers.
What You’ll Be Doing
📐 Producing mechanical and public health drawings using AutoCAD and/or Revit for all stages of design
📄 Creating equipment schedules (e.g. FCUs, AHUs, HRUs, grilles, fire dampers etc)
🌡 Assisting with HVAC and public health design work
🧮 Carrying out thermal modelling using IES or similar software
What We’re Looking For
✅ A Bachelor's degree in mechanical or building services engineering
✅ 2 years’ experience in mechanical and public health services design
✅ Excellent AutoCAD skills
✅ Revit and thermal modelling experience is a bonus
✅ Someone self-motivated, efficient, and comfortable working under pressure
Why Join Us?
🌴 Generous holiday package with 25 days annual leave plus bank holidays, Christmas period off and every last working Friday off each month with pay day
☕ On-site coffee shop – Free breakfast, tea, coffee and fresh fruit all day
💰 Salary sacrifice pension scheme – Maris Contracts contributes 15% savings to your pension scheme
🛡️ Life assurance – 3x salary after 12 months’ service
🏥 Employee Assistance Programme – online GP service, health check every two years, plus mental and physical wellbeing support and second medical opinion