Mechanical Design Engineer

Job Description

Mechanical Design Engineer – Auro Team

About the Role

At Harmony Fire, our work saves lives. Within our Auro division, we are building smart compliance technology that transforms safety in social housing. As a Mechanical Engineer, you’ll play a vital role in taking products from initial concept through to market delivery, designing enclosures, fixtures, and assemblies that bring our IoT solutions to life

This is a hands-on position where your designs will directly impact residents’ safety, delivering innovative products that improve compliance, efficiency, and quality of life

Key Responsibilities

• Design innovative enclosures, fixtures, and mechanical systems for Auro’s smart compliance products
• Produce detailed CAD models, drawings, and rendered visuals to communicate designs effectively
• Develop full technical documentation including specifications, BOMs, assembly instructions, and test procedures
• Support scalable manufacturing by developing production and assembly processes optimised for both prototyping and high-volume manufacturing
• Apply DFM (Design for Manufacture) and DFA (Design for Assembly) best practice
• Establish PLM best practices for version control and cross-functional collaboration
• Work closely with electronics, firmware, and product teams to ensure seamless integration
• Partner with suppliers, toolmakers, and manufacturers to maintain quality standards and production readiness
• Contribute to product validation and compliance testing

What We’re Looking For

• Degree or equivalent in Mechanical Engineering or related technical discipline
• 2+ years’ experience in mechanical design
• Proficiency with SolidWorks (or equivalent CAD software)
• Strong knowledge of materials, tolerances, and fastening systems
• Proven ability to create accurate documentation and production packages with attention to detail
• Experience managing projects end-to-end, including supplier engagement and production oversight
• Self-motivated with strong project management skills and ability to work independently

Technical Expertise

• Understanding of real-world installation conditions and manufacturing constraints
• Experience with PLM systems and version control
• Familiarity with validation processes, QC methodologies, and both prototyping and high-volume workflows

Desirable Skills

• Experience with CAM milling, SLA 3D printing, and post-processing techniques
• Knowledge of compliance/safety products such as fire doors, emergency lighting, or access control systems
• Experience with IoT devices and enclosure design for electronic products

What We Look For in Our People

At Harmony Fire, we live by our values:

• Athlete’s Grit – we push ourselves and each other to be the best
• Captain’s Duty – we take ownership, act with integrity, and deliver on promises
• Fun Loving Heart – we celebrate success and enjoy the journey together

By embodying these values, you will not only contribute to our success but also thrive personally and professionally.

Why Work for Harmony Fire

• Real ownership in developing market-leading smart compliance solutions
• Opportunity to shape the future of social housing technology
• Direct impact on products that improve safety and quality of life for thousands of residents
• Collaborative, high-energy team focused on results
• Competitive salary and performance-based project bonuses
• Comprehensive benefits package including private medical, unlimited holiday, and family-friendly policies
• Professional development plans, ongoing training, and mentoring
• Team social budgets, company-wide events, and recognition schemes

Harmony Fire is an equal opportunity employer. We consider all applicants for employment regardless of , , sexual , gender , family or parental status, , , nationality, or , religion or belief.