Senior Mechanical Design Engineer

Redline Group Ltd; Greater London; On-site; GBP 80,000 - 100,000; Full time

Job description

Senior Mechanical Design Engineer

Location : Lincoln, Lincolnshire, UK

An excellent opportunity for an experienced Senior Mechanical Design Engineer to join a global RF technology group as part of a specialist R&D team in the UK. This role focuses on designing and developing advanced mechanical solutions for RF, antenna, and electronic systems used across aerospace, defence, naval, space, and medical applications.

This position is ideal for a highly motivated and innovative engineer with extensive experience in mechanical design for demanding environments, who thrives on solving complex technical challenges and working collaboratively with multidisciplinary teams across international sites.

Main Responsibilities of the Senior Mechanical Design Engineer based in Lincoln, UK :

Lead and contribute to the mechanical design of RF, antenna, and system products from concept through CAD, prototyping, fabrication, and final assembly.

Collaborate closely with RF and electronics engineers to optimise designs for challenging applications and integrate systems effectively.

Produce detailed CAD models, drawings, and analysis for strength, vibration, thermal behaviour, environmental performance, and compliance with military standards (e.G., MIL-STD-810).

Support proposal generation with concept CAD, analysis, and presales input.

Develop and optimise prototypes, models, fixtures, and specialised test equipment.

Oversee environmental and mechanical testing, verification, and product qualification.

Work directly with suppliers and manufacturing partners to ensure high-quality fabrication and testing.

Industrialise designs and manage handover to production, including documentation, training, and assembly instructions.

Produce technical reports, customer-facing documentation, and participate in design reviews with customers.

Requirements of the Senior Mechanical Design Engineer based in Lincoln, UK :

Bachelor's degree in Mechanical Engineering (Master's preferred).

Extensive experience in mechanical product design, ideally within defence, aerospace, naval, or space applications.

Proven ability to deliver designs from concept to CAD, fabrication, and final assembly.

Experience in design for environmental requirements including vibration, shock, humidity, and ingress protection.

Strong expertise in environmental qualification, product testing, and verification.

Mastery of CAD tools (e.G., Solidworks, Autodesk Inventor).

Knowledge of composites, structures, aerospace, robotics, or electromechanical systems.

Practical experience in prototyping, machining, and assembly.

Experience working with suppliers, machinists, and toolmakers.

Proven track record of working directly with customers in a consultative and collaborative manner.

Excellent problem-solving skills, resilience, and attention to detail.

Desirable Experience :

Shipborne, maritime, or space-related equipment.

Thermal, ingress, corrosion, and EMC considerations in enclosure design.

Mechanical design of healthcare-related products.

Experience with FEA tools and MATLAB.

To apply for this Senior Mechanical Design Engineer role based in Lincoln, UK, please send your CV to :

or call 01582 878 830 / 07961 158 784

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