Mechanical engineer Work, Jobs in St. Helier, Gtl (with Salaries)

Junior Tunnel Ventilation Engineer
AtkinsRéalis —Epsom
- Full-time
- Hybrid work
- Engineering
- Business development
- Continuous improvement
Degree Apprentice Mechanical & Electrical Planning Engineer - 2026 - London
Skanska —London
- Maths
- Employee assistance programme
3 x Field Service Engineers (HVAC) required
Condair Ltd —London
- 8 hour shift
- HVAC
- Communication skills
- Mechanical knowledge
- Health & wellbeing programme
- Employee discount
Quick apply
13d
Graduate Mechanical Engineer 2026
Ferrovial Construction —London
- Full-time
- Engineering
- English
- Master's degree
MPS Field Engineer
Commercial —South East London
- £36,000 - £39,000 a year
- Full-time
- Maintenance
- Computer networking
- In-person
- Employee assistance programme
Quick apply
Multi Skilled Engineer
Warburtons —Enfield
- Up to £62,300 a year
- Full-time
- Maintenance
- Analysis skills
- Manufacturing
- Free parking
- Annual leave
Graduate Process Engineer - Exeter
Pell Frischmann —Croydon
- Full-time
- Hybrid work
- Engineering
- Master's degree
- Bachelor's degree
Graduate CFD Engineer
HDR —London
- Full-time
- Engineering
Lecturer in Mechanical Engineering
Regent College London —London
- £45,000 - £50,000 a year
- Weekend availability
- Doctoral degree
- Engineering
- Research
- Annual leave
- Employee assistance programme
8d
Engineer II – Mechanical (RF Focused)
BAE Systems Inc. —Westminster
- £79,365 - £134,921 a year
- Full-time
- Remote
- Doctoral degree
- Engineering
- Master's degree
- Annual leave
- Employee assistance programme
Graduate Mechanical Design Engineer
ChapmanBDSP —London
- Full-time
- Organisational skills
- Communication skills
- Annual leave
- Employee assistance programme
Graduate Mechanical Engineer
Luna Remote Systems —Watford
- £28,000 - £32,000 a year
- Full-time
- Engineering
- Maintenance
- Bachelor's degree
Quick apply
8d
Maintenance Engineer - Mechanical Bias
Capstone Facilities Services Ltd —London
- £40,000 - £45,000 a year
- Overtime
- Computer literacy
- English
- Plumbing
Quick apply
10d
Degree Apprentice Mechanical & Electrical Engineer - 2026 - London
Skanska —London
- Maths
- Employee assistance programme
Design Engineer
Hale Hamilton —Uxbridge
- £30,000 - £42,000 a year
- Hybrid work
- Engineering
- Bachelor's degree
- Continuous improvement
- Annual leave
- Employee discount
Quick apply
Multi-skilled Engineer (Mechanical Bias)
Reeve —London
- £38,000 - £46,000 a year
- Full-time
- Carpentry
- Basic maths
- Maths
Quick apply
Graduate Mechanical Design Engineer (September 2027) - London
ENGIE —London
- Hybrid work
- Engineering
- Bachelor's degree
- Communication skills
- Annual leave
6d
Mechnical Design Engineer
Fan Cars Ltd —Ruislip Station
- £25,000 - £30,000 a year
- Full-time
- Engineering
- Analysis skills
- Bachelor's degree
Quick apply
1d
Mechanical Design Engineer
IONATE —London
- Full-time
- Hybrid work
- Engineering
- Bachelor's degree
- Continuous improvement
Quick apply
Senior Technical Manager
Carrier —London
- £51,500 - £102,500 a year
- Full-time
- Hybrid work
- Computer literacy
- Engineering
- Training & development

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Junior Tunnel Ventilation Engineer

AtkinsRéalis -
Epsom

Apply Now

Job details

Full-time

Qualifications

Client engagement
Engineering
Business development
Continuous improvement
Technical writing
Business
Communication skills

Full job description

Overview

Take our vision into the future.

You might know us for the great work we do across our wide variety of projects. We're proud to say it's thanks to our people's diversity of thought, expertise and knowledge. And when you join us, you'll be a part of this genuinely collaborative environment, where everyone's voice is valued and treated equally.

We're passionate about what we do, but we don't take ourselves too seriously. Simply put, this a great place to be. So, when it comes to your life outside of work, ask us about our flexible and remote working policies designed to help you get the most out of life.

Tunnels and underground structures form an increasingly important part of modern‑day infrastructure. This infrastructure provides economic, societal, and environmental benefits through the facilitation of the efficient and rapid movement of people below‑ground. This may be in mass transit systems, high‑speed rail lines or in highway tunnels.

As a Junior Tunnel Ventilation Engineer, you will design and analyse tunnel ventilation systems for both normal and emergency operations. You will also assess the related elements such as fire and life safety systems following client specifications and worldwide standards. You will work on a range of underground facilities and tunnels, including metro systems, railway stations, road tunnels, cable tunnels and more.

Your role

Support delivery of Road and Rail tunnel ventilation projects and fire and life safety assessments.
Strengthen and expand our presence in the UK Road and Rail sector.
Assist in technical work and engagement with project teams and clients.
Support business activities, including bids and technical studies.
Work towards achieving professional chartership (e.g. CEng).

Project & Technical Delivery

Support the design and assessment of tunnel ventilation systems.
Assist with 1D modelling (SES / IDA), CFD studies, and basic risk assessments.
Contribute to fire and life safety assessments and ventilation strategies.
Support commissioning activities, testing, and asset performance reviews.
Prepare technical reports and support production of client deliverables.

Business Growth & Client Engagement

Support team activities to grow the UK and international market.
Assist in building relationships with clients in the rail and road sectors.
Contribute to identifying opportunities in tunnel ventilation and fire/life safety projects.
Support the preparation of bids and technical proposals.

Internal Capability Development

Work collaboratively with senior engineers and wider teams.
Support continuous improvement of tools, methods, and best practices.
Engage in training and development to build technical capability.

About you

Degree in Engineering (Mechanical, Civil, Aero space or related discipline).
Working towards, or committed to achieving, professional chartership (e.g. CEng).
Understanding or interest in tunnel ventilation and fire/life safety.\
Familiarity with SES / IDA Tunnel modelling tools and CFD tools (e.g. FDS, Pyrosim, Pathfinder)
Understanding of Fundamental ventilation principles and airflow and Fire and smoke behaviour
Good communication and teamwork skills.
Experience with modelling or simulation tools in underground infrastructures.
Awareness of relevant standards (e.g. NFPA, PIARC, UK guidance).
Interest in developing technical expertise in tunnel ventilation and fire safety.

Personal Attributes

Eager to learn and develop technical skills.
Proactive and willing to take initiative with guidance.
Good communication skills and team-oriented mindset.
Enthusiastic about developing a career in tunnel engineering.

Rewards & benefits

Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life.

Be rewarded.

About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's'infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Additional information

Security clearance

This role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.

We are committed to creating a culture where everyone feels that they belong - a place where we can all be ourselves, thrive and develop to be the best we can be. So, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability. As a Disability Confident Leader, we are committed to offering an interview to all applicants who have a disability and meet the essential criteria. If you would like to be considered under this commitment, please let us know at the application stage.

#LI-INFRASTRUCTURE | #LI-UK | #GETJOBS

Apply Now

Refine Your Search

mechanical engineer jobs in st. helier, gtl

Junior Tunnel Ventilation Engineer

Degree Apprentice Mechanical & Electrical Planning Engineer - 2026 - London

3 x Field Service Engineers (HVAC) required

Graduate Mechanical Engineer 2026

MPS Field Engineer

Multi Skilled Engineer

Graduate Process Engineer - Exeter

Graduate CFD Engineer

Lecturer in Mechanical Engineering

Engineer II – Mechanical (RF Focused)

Graduate Mechanical Design Engineer

Graduate Mechanical Engineer

Maintenance Engineer - Mechanical Bias

Degree Apprentice Mechanical & Electrical Engineer - 2026 - London

Design Engineer

Multi-skilled Engineer (Mechanical Bias)

Graduate Mechanical Design Engineer (September 2027) - London

Mechnical Design Engineer

Mechanical Design Engineer

Senior Technical Manager

I want to receive the latest job alerts for mechanical engineer in st. helier, gtl

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