Position Overview

Are you ready to shape the future of medical device usability with the world’s leading pharmaceutical companies?

We’re hiring in our Boston office for a senior-level role that blends technical leadership with strategic client engagement.

Crux is a specialist consultancy at the forefront of medical device development. We partner with top-tier pharma clients to deliver innovative, safe, and user-centred solutions that transform healthcare. We’re looking for an experienced and passionate Advanced Human Factors Engineer to join our growing team and lead impactful work across a diverse portfolio of global projects.

Why us?

• Work with top pharma clients on cutting-edge medical device projects
• Collaborate with a multidisciplinary team across our Bristol (UK) and Boston (US) offices
• Travel opportunities to support global project delivery
• Influence the development of life-changing healthcare technologies
• Be part of a consultancy that values curiosity, integrity, and collaboration

Check out what our Human Factors team is all about: Crux - Human Factors

Principal Responsibilities

As an Advanced Human Factors Engineer, you’ll take the lead on Human Factors activities across all phases of development—from early research to final validation. Your work will directly influence product design, usability, and patient safety.

Key responsibilities include:

• Designing and executing usability strategies aligned with client goals
• Conducting desk and field research, use-related risk assessments, and formative/summative studies
• Analysing data to generate actionable insights and design recommendations
• Producing clear, concise reports and presentations for a range of stakeholders
• Building trusted client relationships and identifying new opportunities for usability services
• Upskilling colleagues and promoting Human Factors best practices across the business
• Supporting new business development and scoping future work
• Contributing to the continuous improvement of our HF processes and team capabilities

What We’re Looking For

Essential

• Experience of applying a range of Human Factors techniques and usability principles, with in-depth understanding of Human Factors guidance documents and standards for medical device development, including IEC62366 and FDA Human Factors Regulation
• Skilled and experienced in moderating varied user research and putting participants at ease
• Experienced (and able to guide others) in data capture, analysis and report writing to inform impactful design recommendations
• Experienced (and able to guide others) in formative study design and approaches, as well as validation best-practices
• Excellent presentation and interpersonal communication skills
• Exceptional planning and organisational skills
• Great attention to detail
• Flexible and accommodating work ethic
• Achieved a degree in a relevant accredited degree program

Desirable

• Experience in a consultancy environment for the medical, pharma or health industries.
• Strong academic performance (e.g., GPA 3.5+) is a plus.

We’re seeking someone who:

• Communicates confidently and authoritatively with clients and internal teams
• Thrives in collaborative environments and gives constructive feedback
• Is proactive in navigating project risks and delivering high-quality outcomes
• Has a strong grasp of industry trends, regulations, and best practices
• Enjoys mentoring others and sharing knowledge
• Is curious, inventive, and invested in building meaningful relationships