Junior Mechanical Services Designer

Location: London Bridge / Southwark
📅 Type: Full-time / 100% Office-based (Monday–Friday, 8:30 AM – 5:30 PM)
About Us
Maris Contracts is one of the UK’s emerging build specialists, delivering mechanical, electrical, partitioning and specialist construction services. Since launching in July 2020, we’ve grown by developing and inspiring our people to build smarter and to the highest standards. We believe in hiring, mentoring, and retaining the best talent to ensure quality and consistency throughout our projects.
The Role
We’re looking for a Junior Mechanical Services Designer to join our team. You’ll be responsible for the production of mechanical drawings using AutoCAD and Revit software. Reporting to the Mechanical Services Director, this is a hands-on role for someone confident with CAD and looking to build a strong career in mechanical services design.
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
✅ 2 years’ experience in mechanical and public health services design
✅ Excellent AutoCAD skills
✅ Revit and thermal modelling experience is a bonus
✅ A degree in mechanical or building services engineering preferred
✅ 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 – 24/7 online GP service plus mental, financial, and physical wellbeing support