Senior Mechanical Design Engineer

Celnor Group; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

Celnor Group is looking for a Senior Mechanical Engineer in London, responsible for leading mechanical system design and development for building services projects. The role requires a Bachelor's in Mechanical Engineering, experience in HVAC, plumbing, and fire protection systems, and proficiency in design software like AutoCAD and Revit. This position emphasizes collaboration, quality assurance, and sustainable practices. Join a supportive environment valuing teamwork and integrity.

Qualifications

• Proven track record as a Mechanical Engineer within the services engineering sector, preferably with experience in London.
• In-depth knowledge of HVAC systems, plumbing, fire protection, and other mechanical systems relevant to building services.
• Familiarity with UK building codes, regulations, and sustainability standards.

Responsibilities

• Lead the design and development of mechanical systems for building services projects.
• Conduct feasibility studies to determine project requirements and objectives.
• Oversee project execution to ensure quality and safety standards are met.
• Monitor project progress and budgets, identifying risks.
• Participate in tender preparation and client presentations.
• Stay updated with industry trends and best practices.
• Promote sustainability and energy-efficient practices.

Skills

Mechanical Engineering

HVAC systems

Plumbing

Fire protection

Analytical skills

Problem-solving skills

Communication

Leadership

Education

Bachelor's degree in Mechanical Engineering or a related field

Tools

AutoCAD

Revit

IES

Job description

Senior Mechanical Engineer

Department: Consulting

Employment Type: Full Time

Location: London - Central

Reporting To: Louise Harrison-Clarke

Description

CHPK

CHPK is a leading consultancy specializing in fire safety engineering across the built environment, with a reputation for technical excellence and a client‑first approach. We work across a diverse range of sectors including residential, commercial, heritage, healthcare, and high‑rise developments.

We’re proud of our collaborative culture, where people are supported, ideas are shared, and every team member is valued. If you’re looking to work in a place where your contribution matters and your growth is encouraged, we’d love to hear from you.

Part of the Celnor Group

Celnor Group is a UK‑based environmental services group operating across the Testing, Inspection, Certification and Compliance (TICC) landscape. With a growing portfolio of specialist businesses, Celnor provides essential services that protect people, property and the environment. While each business retains its own identity, culture and technical specialism, all are supported by a central group function that invests in people, systems and long‑term sustainable growth.

Job details

You will be responsible for leading the design and development of mechanical systems for building services projects, including HVAC systems, plumbing, fire protection, and more.

What you will do

• Conduct feasibility studies and collaborate with other engineers and stakeholders to determine project requirements and objectives.
• Provide technical expertise and guidance to the engineering team, fostering a collaborative and efficient work environment.
• Oversee project execution, ensuring that all mechanical systems are designed, installed, and commissioned to meet quality and safety standards.
• Monitor project progress and budgets, identifying and addressing any potential risks or issues.
• Participate in tender preparation and client presentations to secure new projects and maintain positive client relationships.
• Stay updated with industry trends, advancements, and best practices to incorporate innovative solutions into project designs.
• Promote sustainability and energy‑efficient practices in mechanical system designs.

Who you are

• Bachelor's degree in Mechanical Engineering or a related field.
• Proven track record as a Mechanical Engineer within the services engineering sector, preferably with experience in London.
• In‑depth knowledge of HVAC systems, plumbing, fire protection, and other mechanical systems relevant to building services.
• Proficiency in design software such as AutoCAD, Revit, and IES.
• Familiarity with UK building codes, regulations, and sustainability standards.
• Strong analytical and problem‑solving skills, with the ability to manage multiple projects simultaneously.
• Excellent communication and leadership abilities to collaborate effectively with team members and clients.

Join us

You’ll be joining a business where your contribution matters and where professionalism, integrity and teamwork are genuinely valued. As part of the wider Celnor Group, you’ll benefit from group‑wide investment, shared expertise and opportunities to develop your career as the organisation continues to grow.