Senior Product Designer, Client-Facing

About us

PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software. We are building an AI-driven simulation software stack for engineering and manufacturing across advanced industries. By enabling high-fidelity, multi-physics simulation through AI inference across the entire engineering lifecycle, PhysicsX unlocks new levels of optimization and automation in design, manufacturing, and operations — empowering engineers to push the boundaries of possibility. Our customers include leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive.We’re seeking an exceptionalSenior Product Designer, Delivery to join our growing US team, based inNew York. This role offers the opportunity to work on advanced AI and engineering solutions for enterprise clients, shaping tools that connect deep technical capability with clear, human-centred design.

As a Senior Product Designer, you’ll work closely with customers across industries, travelling regularly to their sites to lead discovery sessions, support our delivery teams, and ensure excellence from concept through to implementation. You’ll collaborate with Delivery Leads, Engineers, and Product Managers to simplify complex systems and bring clarity to every stage of delivery.
This role requiresUS citizenship and the ability to travel frequently within the United States and occasionally to the United Kingdom.
Key Responsibilities

• Lead customer delivery engagements: Partner directly with enterprise clients to translate business and technical needs into actionable design solutions that deliver measurable value.
• Conduct discovery and research: Plan and lead workshops, interviews, and contextual research to deeply understand user workflows and align stakeholders around shared goals.
• Design for delivery: Create pragmatic artefacts such as wireframes, prototypes, and specifications that accelerate implementation and maintain clarity through technical delivery.
• Collaborate across disciplines: Work closely with Delivery Leads, Data Scientists, and Simulation Engineers to ensure designs balance innovation with feasibility.
• Support business development: Contribute to proposals, early-stage discovery, and pre-sales activities, helping identify opportunities where design can create commercial advantage.
• Develop scalable systems: Build and maintain design systems and component libraries that enable consistency and efficiency across complex enterprise solutions.
• Champion user-centred delivery: Balance usability, performance, and commercial priorities, maintaining focus on solutions that serve both users and clients effectively.
• Mentor and elevate others: Provide design direction and support for junior designers in client contexts, helping raise the overall standard of delivery.

Qualifications

• Experience: 5+ years delivering end-to-end design work within consultancy, agency, or enterprise contexts, with a proven record of direct client collaboration.
• Education: Bachelor’s degree in Design, HCI, Computer Science, or equivalent professional experience.
• Portfolio: Strong examples of complex, data-rich, or AI-driven product design with tangible business and user outcomes.
• Tools: Proficiency in Figma, Adobe Creative Suite, and research platforms such as Dovetail.
• Communication: Excellent facilitation and presentation skills, with the ability to engage confidently with technical and non-technical stakeholders alike.
• Bonus: Experience designing for engineering or simulation environments, or familiarity with 3D tools such as Blender, Houdini, or Unity3D.
• Eligibility: US citizenship required; must be able to travel regularly for client delivery and collaboration.

Salary Range: $170k - $210k

What we offer

Build what actually matters

Help shape an AI-native engineering company at a formative stage, tackling problems that genuinely matter for industry and society. This is work with real-world impact - and something you can be proud to stand behind.

Learn alongside exceptional people

Work with a high-caliber, collaborative team of engineers, scientists, and operators who care deeply about doing great work, and about helping each other get better. We come from diverse backgrounds, but we share a commitment to operating at the highest level and addressing some of the most complex challenges out there. If you’re ambitious, thoughtful, and driven by impact, you’ll feel at home.

Influence over hierarchy

We operate with a flat structure: good ideas win - wherever they come from. Questioning assumptions and challenging the status quo isn’t just welcomed, it’s expected.

Sustainable pace, long-term ambition

Building meaningful technology is a marathon, not a sprint. We believe in balancing focused, ambitious work with a life beyond it. Our hybrid model blends time together in our New York office with work-from-home days, giving you the flexibility to work sustainably while staying connected in person.

And it doesn’t stop there …

🚀Equity options - share meaningfully in the company you’re helping to build.

💰5% contribution to401(k) - build long-term security with a strong retirement plan.

🍽️Free team lunch 1x/week - good food, great company, and space to connect.

🏥Private health insurance – comprehensive cover for you, offering total peace of mind.

👶Enhanced parental leave – 3 months full pay paternity and 6 months full pay maternity leave, to provide extra flexibility during the moments that matter most.

☀️ 20 days of Annual Leave (+ Public Holidays) - because taking time to rest matters.

📈Personal development – dedicated support for learning, development, and leveling up over time.

💪Gympass / Wellhub (subsidized) – for you and up to 3 family members, supporting both physical and mental wellbeing.

💳Flexible Spending Account (FSA) – set aside pre-tax dollars for eligible healthcare expenses.

🔎 Watch this space, we’re continuing to build this as we grow…

We value diversity and are committed to equal employment opportunity regardless of sex, race, religion, ethnicity, nationality, disability, age, sexual orientation or gender identity. We strongly encourage individuals from groups traditionally underrepresented in tech to apply. To help make a change, we sponsor bright women from disadvantaged backgrounds through their university degrees in science and mathematics. We collect diversity and inclusion data solely for the purpose of monitoring the effectiveness of our equal opportunities policies and ensuring compliance with UK employment and equality legislation. This information is confidential, used only in aggregate form, and will not influence the outcome of your application.