Senior Design Engineer

Molex; United Kingdom; Hybrid; GBP 70,000 - 95,000; Full time

Benefits offered by this job

Hybrid working

Competitive salary

Professional development

Mission-critical technology

International engineering team

Job summary

Molex, a leading supplier of connectors and interconnect solutions, is seeking an experienced Senior Design Engineer in the UK. You will lead cross-disciplinary development of high‑reliability interconnects for aerospace and defence, from concept through production.

You will design with SolidWorks, perform design reviews and qualification testing, and apply DFMEA/risk assessment per AS9100. Experience with RF up to 40GHz and rapid prototyping is essential.

Qualifications

• Degree in Mechanical Engineering with a Master’s preferred.
• Minimum 5–7 years in Aerospace, Defence, Military or high-reliability industries.
• Proven experience bringing products from concept to market.
• Strong CAD experience, preferably SolidWorks.
• Knowledge of FEA tools such as ANSYS and Mold Flow.
• Understanding of metallic and polymeric materials, coatings and manufacturing processes.
• Knowledge of electrical engineering principles relating to connectors, contacts and cable systems.
• Experience with DFMEA, Root Cause Analysis and risk management methodologies.
• Exposure to ESA, NASA or Defence product development programmes.

Responsibilities

• Take technical ownership of new product development projects designing connector, contact, cable and interconnect solutions.
• Lead development of interconnect products from concept to production.
• Create detailed 3D and 2D CAD designs using SolidWorks.
• Design contacts, insulators, connectors, cables, latching mechanisms and other interconnect components.
• Conduct design reviews supported by calculations, simulation, testing and research.
• Coordinate prototype builds with internal teams and external suppliers.
• Support New Product Introduction (NPI) activities and manufacturing scale-up.
• Develop test procedures and oversee qualification testing.
• Perform DFMEA and risk assessments per AS9100.

Skills

Design ownership

Aerospace/defence experience

DFMEA & risk assessment

Root Cause Analysis

Cross-functional collaboration

Project management

Hands-on rapid prototyping

Problem solving

Effective communication

Education

Master's degree in Mechanical Engineering

Bachelor's degree in Mechanical Engineering

Tools

SolidWorks

ANSYS

Mold Flow analysis

Job description

Overview

Location: UK (Hybrid Working)

Industry: Aerospace, Defence & High-Reliability Interconnect Solutions

Design the connections that power the world's most demanding applications.

Are you an experienced Design Engineer with a passion for innovation and product development? Do you enjoy solving complex engineering challenges and bringing cutting-edge products from concept to production?

We are looking for a Senior Design Engineer to join our growing engineering team, leading the development of advanced interconnect solutions for aerospace, defence, and other high-reliability applications. This is an exciting opportunity to work on technically challenging projects, combining mechanical, electrical, and materials engineering disciplines to create industry-leading connector and cable technologies.

Responsibilities

• Take technical ownership of new product development projects, designing innovative connector, contact, cable, and interconnect solutions for demanding customer applications.
• Lead the technical development of new interconnect products from concept through to production.
• Create detailed 3D and 2D CAD designs using SolidWorks.
• Design contacts, insulators, connectors, cables, latching mechanisms and other critical interconnect components.
• Conduct design reviews supported by engineering calculations, simulation, testing and research.
• Coordinate prototype builds with internal teams and external suppliers.
• Support New Product Introduction (NPI) activities and manufacturing scale-up.
• Develop test procedures and oversee qualification testing.
• Perform DFMEA and risk assessments in accordance with AS9100 requirements.
• Provide technical support for existing product ranges and lead root cause investigations.
• Work closely with customers, suppliers and cross-functional teams to deliver innovative engineering solutions.

Qualifications

• Degree qualified in Mechanical Engineering (Master's degree preferred).
• Minimum 5–7 years' experience within Aerospace, Defence, Military or other high-reliability industries.
• Proven experience successfully bringing products from concept to market.
• Strong CAD experience, preferably SolidWorks.
• Knowledge of FEA tools such as ANSYS and Mold Flow analysis.
• Understanding of metallic and polymeric materials, coatings and manufacturing processes.
• Knowledge of electrical engineering principles relating to connectors, contacts and cable systems.
• Excellent analytical, problem-solving and communication skills.
• Experience with coaxial, fibre optic and high-speed connector technologies.
• Understanding of RF design and signal transmission up to 40GHz.
• Hands-on rapid prototyping and product validation experience.
• Familiarity with PCB assembly, SMT processes and BGA applications.
• Knowledge of ISO9001 and AS9100 quality systems.
• Experience of DFMEA, Root Cause Analysis and risk management methodologies.
• Exposure to ESA, NASA or Defence product development programmes.
• Project management experience and the ability to manage multiple development activities simultaneously.

Benefits

• Work on innovative technologies used in mission-critical applications.
• Be part of a collaborative international engineering team.
• Influence the development of next-generation aerospace and defence products.
• Hybrid and flexible working arrangements.
• Competitive salary and benefits package.
• Excellent opportunities for personal and professional development.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company. Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.