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As a People Operations Assistant, you'll assist with onboarding, manage HR documentation, support employee queries, and handle visa processes.
About us
About the RolePhysicsX 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.
As a People Operations Assistant, you’ll be right at the heart of our growing People team, helping to keep our global operations running seamlessly. You’ll get hands-on exposure across the entire employee journey — from onboarding new joiners and maintaining our people systems to supporting compliance, employee records, and visa processes.
Innovation at PhysicsX isn’t just about what we build — it’s also about how we build our teams, culture, and ways of working. We’re looking for someone who is organised, proactive, curious, and energised by the opportunity to help strengthen the foundation of a fast-scaling, international deep-tech company.
Key Responsibilities- Contribute to positive onboarding experiences for new hires, including but not limited to welcoming emails, setting up meetings with the wider team and scheduling introductory sessions.
- Support the creation and tracking of HR documents — employment verifications, probation letters, and more
- Deal with employee queries about policies, systems, time-off, or HR documentation
- Manage internal visa processes — supporting new hires with visa applications, renewals, or relocation documentation, this includes coordinating visa-related support for project-based travel or cross-border assignments, working with external immigration providers as needed
- Maintain and organise HR documentation to ensure legal and audit compliance
- Maintain and update employee data in our HR systems and internal tools (e.g., HiBob, Notion etc)
- Take part in scaling and optimising People Ops processes as the company grows.
- 1-2 years prior administrative experience in HR, People Ops, or visa/mobility support
- A strong interest in HR and operations, with a willingness to learn and grow
- Excellent organisation and attention to detail
- Strong communication and interpersonal skills
- Ability to manage confidential information with discretion
- Tech-savvy and eager to learn systems like HiBob, Notion, Slack, etc.
- Self-motivated and adaptable in a fast-paced, globally distributed environment
Why Join Us
You’ll be joining a growing, ambitious team where your contributions make a tangible impact every day. This role offers exposure to strategic decision-making at the highest levels of the business, and the opportunity to develop your skills alongside experienced, collaborative leaders in a supportive and high-performing environment.
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.
Top Skills
Hibob
Notion
Slack
PhysicsX London, England Office
Victoria House 1 Leonard Circus, London, United Kingdom, EC2A 4DQ
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