Electro-Mechanical Design Engineer for LV Power Systems

Lawson Fuses; Essex; On-site; GBP 45,000 - 75,000; Full time

Job summary

Lawson Fuses in the United Kingdom seeks an Electro‑Mechanical Design Engineer to design and develop high‑quality LV power distribution solutions. You will deliver precise CAD models, manufacturing drawings, and robust specifications for sheet metal enclosures and structural components.

Based in Harlow, you will work with Production, Quality, and Technical Sales to ensure designs are manufacturable, compliant, and cost‑effective across the full product lifecycle from concept through NPI and

Qualifications

• Degree or HNC/HND in Engineering (preferably electrical).
• Proven work experience as an Electro-Mechanical Design Engineer or similar role.
• Experience in electro‑mechanical design of electrical distribution equipment.
• Experience with diagnostic, test, and repair processes.
• Excellent troubleshooting and problem‑solving skills.
• Good communication skills and the ability to explain technical details to a non-technical audience.
• Ability to work with software/hardware engineers to design and debug systems.
• Proficiency in Onshape CAD or 3D CAD similar software.
• Knowledge of low voltage electrical protection and switchgear.

Responsibilities

• Design and develop sheet metal enclosures, structural components, and integrated electro‑mechanical assemblies for LV power distribution systems, ensuring compliance with product specs and standards.
• Produce accurate 2D and 3D CAD models and detailed engineering drawings, including tolerancing, to support manufacturing and assembly requirements.
• Create, maintain, and control Bills of Materials (BOMs), ensuring accuracy and cost‑effectiveness.
• Support prototype builds, product testing, and validation activities, including troubleshooting and design iterations.
• Generate clear manufacturing documentation, including assembly instructions, fabrication details, and design specifications.
• Ensure all design activities comply with ISO 9001 standards and relevant electrical/safety regulations.
• Provide ongoing technical support to manufacturing teams, resolving design queries and improving manufacturability.
• Liaise with suppliers to support component selection and technical clarification.
• Contribute to New Product Introduction (NPI) activities and production transition.
• Drive continuous improvement by refining design standards and engineering practices.

Skills

Electro‑mechanical design

Diagnostics & testing

Troubleshooting

Communication

Cross-functional collaboration

Education

Engineering degree or HNC/HND

Tools

Onshape CAD

Job description

Lawson Fuses in the United Kingdom seeks an Electro‑Mechanical Design Engineer to design and develop high‑quality LV power distribution solutions. You will deliver precise CAD models, manufacturing drawings, and robust specifications for sheet metal enclosures and structural components.

Based in Harlow, you will work with Production, Quality, and Technical Sales to ensure designs are manufacturable, compliant, and cost‑effective across the full product lifecycle from concept through NPI and