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 Flexible working arrangements to support work-life balance 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 age, disability, sexual orientation, gender identity, family or parental status, race, colour, nationality, ethnic or national origin, religion or belief.



We want everyone who works with us to feel valued and to make a difference.

Are you ready to join us?