People Operations Associate

Help Build Europe’s Hypersonic Capability

AtHypersonica,we’reredefiningwhat’spossible in Europeandefencetechnology. We exist to deliver speed, resilience, and technological independence at a pace that sets a new standard. We are a small, elite team working on problems that matter, and solving them fast.

As our People Operations Associate, you will help build the operating system that supports one of Europe’s highest-performing engineering teams. This is not a corporate HR admin role. You will work directly with the Head of People and Performance to keep hiring, onboarding, people processes, performance cycles, documentation, and employee operations running with speed, clarity, and discipline.

We are deliberatelytalentdense. Every hire matters. Every process should make the company faster, clearer, and more accountable. If you are highly organised, commercially minded, strong on UK HR fundamentals, and motivated by supporting exceptional people in a high-performance environment, we want to hear from you.

Build and operate scalable HR processes for Hypersonica using AI automation. Own onboarding, employee lifecycle management, compliance, and performance coordination - with a focus on designing repeatable, AI-enabled workflows that grow with our company.

Support Saskia, our Head of People and Performance across day-to-day people operations like

• Onboarding & Lifecycle
  • Execute end-to-end new hire onboarding: documentation, contracts, culture, system setup, compliance checks
  • Design AI-assisted workflows to automate repetitive tasks and scale seamlessly
• Data & Systems
  • Maintain clean, accurate employee records in HiBob/SAP Success Factors
  • Implement AI-driven validation and anomaly detection to ensure data integrity
• HR Processes
  • Coordinate performance cycles (probation, objectives, feedback, documentation)
  • Ensure compliance with UK employment law, security, and data protection
  • Build reusable templates and workflows managers can execute independently
• Automation & Iteration
  • Identify broken or slow processes; redesign using AI tools for efficiency
  • Continuously test, measure, and optimize workflows for scale
  • Reduce manual touchpoints through intelligent automation
• Reporting & Insights
  • Create dashboards for headcount, onboarding, probation, turnover, absence
  • Use AI to surface trends, risks, and improvement opportunities
• Cross-Functional Coordination
  • Partner with our Talent, IT, Finance, Security, Facilities teams on employee onboardings and transitions
  • First point of contact for UK employees on onboarding, benefits, policies

• Proven HR operations background with UK employment law in a start-up or fast-moving business.
• Hands-on experience building and using AI tools for HR automation, data analysis, and document generation.
• Demonstrated ability to design and implement scalable, complex processes.
• Proficiency with HRIS platforms (HiBob, Success Factors, or equivalent).
• Data-driven mindset, strong written communication skills. Able to work with senior leaders, managers, engineers, and new starters with confidence and professionalism.
• Discreet,matureand trusted with confidential people matters.
• Proactive by default. Comfortable operating in a high-performance environment where standards are high, pace is fast, andpeopledecisions matter.
• Experience in aerospace,defence, engineering, manufacturing, technology, or another high-consequence environment preferred.
• Bachelors degree, or similar professional qualification in HR, Business or similar subject is preferred.
• Motivated by building a people function that increases company velocity, protectsstandardsand helps exceptional people do their best work.
• Fluent in English.

• New starters are onboarded cleanly, quickly and with no…