Job Description

Company Description

Are you passionate about engineering? Do you want to make a difference?


You could be one of our 54k+ colleagues in over 30 countries working on inspiring projects in the most innovative companies.


Join us and start building tomorrow's world today!

ALTEN UK is seeking an experienced

Mechanical Design Engineer

with expertise in

fire-resistant structures

and

hazard analysis

to support advanced design and safety studies for critical mechanical systems.You will be part of a

system design team

, conducting

fire risk studies, hazard reviews

, and

structural evaluations

to ensure the mechanical integrity and safety of engineered systems under extreme conditions.


Your main responsibilities will be:

1. Mechanical Design & Safety Analysis

Support the

design and assessment of mechanical structures

to ensure

fire resistance

and compliance with safety requirements. Conduct

risk assessments

and

hazard studies

(including

fire and explosion scenarios

) in accordance with

DSEAR

and relevant safety standards. Perform

fire exposure and hazard analysis

to validate that systems meet operational and safety criteria.

2. Fire Resistance & Structural Validation

Analyse how

fire, heat, and environmental hazards

impact the performance and strength of mechanical systems. Support

fire analysis and modelling activities

(including

CFD fire analysis

where applicable). Validate and document

system safety under fire and hazard conditions

in collaboration with design and safety engineers.

3. Research, Review & System Support

Carry out

engineering research

into fire-resistant design methodologies and materials. Provide technical input into

hazard mitigation strategies

and

safety documentation

. Work within

multi-disciplinary teams

(system design, structural, safety, and analysis) to integrate findings into the overall engineering solution.

You are...

A

Fire engineer

with strong analytical and problem-solving skills. Experienced in

hazard and fire studies

, particularly within

defence, nuclear, or energy sectors

. Confident and

assertive

, able to contribute effectively in technical discussions and safety validation reviews. Skilled at working

collaboratively

within complex project environments, while maintaining a focus on safety and integrity.

Qualifications

Qualifications

Experience, skills and qualifications required:

Degree (or higher)

in

Mechanical, Process, Chemical or Structural Engineering

or a related discipline. Proven experience in

mechanical design

and

hazard/risk assessments

(especially

fire hazard studies

). Understanding of

fire-resistant design principles

,

structural response to fire

, and

safety validation

. Experience with

DSEAR

and conducting

hazard studies

(HAZOP, HAZID). Strong analytical capability -- able to interpret

CFD fire analyses

or related data. Excellent communication and interpersonal skills, with the ability to influence across teams.

Desirable:

Background in

defence, oil & gas, energy, or nuclear

industries. Knowledge of

fire CFD

,

structural analysis

, and

system-level safety validation

. Familiarity with

DOE-810

(export-controlled work - preferred but not essential).

Additional Information

Why join us?

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently.


Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities.


We offer incredible opportunities to join inspiring projects in the most innovative companies.


We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential.


Join our passionate team and start building tomorrow, today!

In short you get:

A personalised career path and a rewarding management style A chance to work on the most exciting engineering projects and technologies along with Premium Customers A huge diversity of engineering projects and industries A competitive salary Private Medical & Travel Insurance Pension Scheme Cycle-to-work Scheme among many additional benefits Social atmosphere, regular gatherings, and team buildings * Flexible way of working (role dependent)