Junior Mechanical Design Engineer – Concessions / Non-Conformance

ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

We are looking for a Junior Mechanical Design Engineer to support concessions and non-conformance activities on a technically challenging aerospace engineering programme.

This role would suit a Graduate or Junior Mechanical/Aerospace Engineer looking to develop specialist experience within aerospace design, manufacturing and product integrity.

You will support the assessment of manufacturing deviations and non-conforming components, helping determine whether parts can be accepted, reworked or require further engineering action.

• Location: Gloucester 
• On Site: Fully onsite 
• Clearance: Clearable 
• Experience Level: Junior 

Key Responsibilities:

• Review and assess engineering concessions and non-conformances affecting aerospace mechanical and structural components.
• Investigate issues including dimensional deviations, material defects and manufacturing discrepancies.
• Support engineering decisions and technical dispositions, including use-as-is, rework, repair or rejection/scrap.
• Review engineering drawings, tolerances, specifications and manufacturing information to understand the impact of non-conformances.
• Work closely with Stress, Materials, Design, Manufacturing and Quality engineers to determine whether deviations are technically acceptable.
• Support the preparation of engineering justifications, concession reports, deviation requests and non-conformance documentation.
• Ensure engineering decisions maintain design intent, structural integrity, safety and applicable aerospace requirements.
• Support root-cause analysis (RCA) for recurring manufacturing or product issues.
• Contribute to corrective actions, including design changes and manufacturing process improvements.
• Provide engineering support to manufacturing and quality teams during the implementation of approved concessions.
• Maintain accurate records and traceability of engineering concessions using relevant PLM and configuration management systems.
• Support communication with internal stakeholders, suppliers and customers to resolve technical queries.

Required Skills:

• Good understanding of mechanical design principles.
• Ability to understand and interpret 2D engineering drawings, dimensions and tolerances.
• Understanding of GD&T / geometric tolerancing.
• Basic understanding of engineering materials and common manufacturing processes.
• An interest in developing expertise within concessions, non-conformance management and aerospace design engineering.
• Strong analytical and problem-solving skills.
• Good technical communication and documentation skills.

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.

Desirable Skills:

• CATIA V5/V6, Siemens NX or SolidWorks
• Aerospace mechanical or structural design
• Landing gear or aircraft structural systems
• Metallic materials and component design
• Forging, machining and heat-treatment processes
• Dimensional and tolerance analysis
• Non-Conformance Reports (NCRs)
• Engineering concessions and deviation requests
• MRB / Material Review Board activities
• FEA tools such as ANSYS or NASTRAN
• PLM systems such as Teamcenter or Windchill

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.