Design Engineer

L3Harris Technologies, Inc.; England; On-site; GBP 45,000 - 60,000; Full time

Job summary

A leading aerospace firm in Brighton is seeking a Design Engineer to develop robust design solutions using SolidWorks. The ideal candidate has a Bachelor's Degree in Mechanical Engineering or equivalent, with significant experience in design engineering. The role involves collaboration with internal and external teams, creating detailed CAD models, and ensuring compliance with engineering standards. This position offers a supportive environment and a variety of employee benefits including private medical insurance and a pension scheme.

Benefits

Private medical insurance with family cover

Pension scheme with up to 8% employer contribution

Flexibility with holiday days

Qualifications

• Minimum of 4 years of relevant engineering experience, or 8+ years of directly relevant design engineering experience.
• Knowledge of engineering principles, GD&T, BS8888, and tolerance stack-up.
• Understanding of materials, manufacturing processes, and DFM/DFA principles.

Responsibilities

• Create mechanical and electro-mechanical design solutions from concept to production.
• Generate 3D CAD models and associated documentation.
• Collaborate with internal teams and external stakeholders.

Skills

3D CAD proficiency

Mechanical Engineering principles

Time management

Problem-solving

Education

Bachelor's Degree in Mechanical Engineering or related field

HNC/HND or equivalent qualification

Tools

SolidWorks

PDM systems

ERP systems

Job description

Job Title: Design Engineer

Location: Brighton, UK

Job ID: 31223

Company Overview

L3Harris is dedicated to recruiting and developing high-performing talent passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work‑life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

About this opportunity

From 11 UK sites, our team of nearly 1,000 people delivers unique capabilities across space, air, land, sea and cyber for military, security and commercial customers across the UK and worldwide. L3Harris in Brighton are part of Release Systems and the Mission Avionics sector operating in the Aerospace domain. Our mission‑critical release systems equipment is on most major airborne fighter platforms worldwide, including the F‑35, along with other aircraft such as the Gripen and Typhoon. Brighton designs, manufactures and tests a large portion of its release systems portfolio. This facility offers 48,500 square feet of manufacturing space for the development of high‑performance, multi‑station solutions used to launch air‑to‑air and air‑to‑ground munitions from bay, wing or fuselage stations.

Employee Benefits

• Half day finish on a Friday
• 25 days holiday per year (plus bank holidays), increasing with long service and the opportunity to buy/sell up to 5 days
• Private medical insurance with optional family cover
• Pension scheme of up to 8% employer contribution
• Life Assurance 4x salary (flexible up to 10x)
• Group income protection
• Flexible opt‑in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover and cycle to work scheme
• Employee Family Assistance Program providing mental health and wellbeing support
• Professional membership reimbursement (discretionary)

What the role will involve

• Create robust mechanical and electro‑mechanical design solutions from concept to production.
• Generate 3D CAD models, detailed drawings, and associated documentation (SolidWorks).
• Assess design feasibility with respect to functionality, manufacturability, cost, and material selection.
• Support prototyping, testing, and design validation activities; interpret results and adjust designs accordingly.
• Develop technical documentation including reports, specifications, and design justification.
• Collaborate with internal teams (manufacturing, quality, procurement) and external stakeholders (customers, suppliers).
• Lead or support technical investigations and root cause analysis.
• Recommend and implement design or process improvements to enhance efficiency and product performance.
• Provide guidance to less experienced engineers and support design reviews.

What you’ll bring

• Bachelor's Degree in Mechanical Engineering or related field with a minimum of 4 years of relevant engineering experience, or HNC/HND or equivalent qualification with 8+ years of directly relevant design engineering experience.
• Proficient in 3D CAD (SolidWorks preferred), including part, assembly, and drawing generation.
• Knowledge of engineering principles, GD&T, BS8888, and tolerance stack‑up.
• Understanding of materials, manufacturing processes, and DFM/DFA principles.
• Experience with PDM and ERP systems.
• Administration duties within PDM as required by Design Manager if requested.
• Compile design justifications and undertake appropriate report writing.
• Excellent time management, able to prioritise workload across multiple projects.
• Ability to interpret and apply customer specifications and design standards.
• Confident in assisting mechanical engineers presenting and defending design decisions internally and externally.

Important to Know

Due to the nature of our work many roles require UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and be eligible for access to classified information and will be subject to government security checks.

Equal Opportunity Statement

L3Harris Technologies is proud to be an Equal Opportunity Employer. We are committed to maintaining a workplace that is free from unlawful discrimination and offers equal opportunities for all. Applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief, and marriage and civil partnerships.