HR Administrator

UK CITIZENSHIP REQUIRED FOR THIS POSITION:
Yes RELOCATION ASSISTANCE:
No relocation assistance available TRAVEL:
No Annual salary: £28,000 - £32,000, dependent on experience 12-month FTC maternity cover Define Possible at Northrop Grumman UK At Northrop Grumman UK, our mission is to solve the most complex challenges by shaping the technology and solutions of tomorrow. We call it Defining Possible. This mindset goes beyond our customer solutions; it’s the foundation for your career development and the impact we have within the community.

So, what’s your possible?

The Opportunity:

As a key member of our small HR Operations team, reporting to the HR Service Delivery Lead, you’ll be more than just an employee; you’ll be on a mission to provide top‑tier HR support that assists our people to deliver groundbreaking solutions in defence, space and cyber security.

From supporting employees and managers with their queries to ensuring seamless onboarding experiences and handling payroll changes with precision, your role is a vital one.

By looking after our people, you’ll be helping us to create a legacy in delivering cutting‑edge solutions to the defence, space and cyber security sectors that help protect the national security of the UK and its allies.

With a global footprint, we operate from more than 10 sites across the UK, employing around 900 people in the UK.

• Providing dedicated HR support, working closely with the HR Business Partners and wider HR team, assisting employees and managers alike, ensuring a seamless resolution to any challenge faced.
• Managing the bustling HR mailbox, ensuring each query receives a prompt and helpful response.
• Extending a warm welcome to new hires by supporting the end‑to‑end process of onboarding new hires, including issuing offer paperwork and overseeing pre‑employment checks.
• Executing payroll changes with precision and care, ensuring smooth transitions for all contractual changes, leavers and the all‑in‑between.
• Regularly producing insightful HR reports from Excel and Workday, with unparalleled accuracy and efficiency.
• Managing the lifecycle process for contingent workers, from onboarding to termination, confirming that all contractors pass their background checks.
• Professionally handling reference requests for current or former employees.
• Maintaining meticulous employee records, guaranteeing legal compliance and confidentiality always.

• We can offer you a range of flexible and hybrid working options to suit you, including optional compressed working schedule with every other Friday off.
• Our benefits including Private Healthcare, career development opportunities and performance bonuses.

For a comprehensive list of benefits, speak to our Recruitment Team.

• Significant HR administrative experience, ideally covering the full employee lifecycle, from onboarding to offboarding.
• Strong people skills – you communicate positively and with professionalism when supporting employees, managers, and your colleagues.
• HR systems expertise – previous experience using HR systems, with a strong focus on data accuracy and consistency.
• Efficiency and proactivity – you like to work smart, not just hard. You find ways to get things done effectively rather than just ticking off tasks.
• Natural problem‑solving skills – HR is fast‑paced and priorities shift. You can navigate competing demands, think on your feet and help streamline the way we work.
• Team contribution – you collaborate effectively with others, always step in to help when needed and want to contribute towards the wider team achieving its goals.
• Attention to Detail and Accountability – You take care when handling confidential HR data, ensuring accuracy and timely delivery.
• Knowledge of UK employment law – a solid understanding of key HR legislation and how it applies in practice.
• Strong Microsoft Word, Excel, PowerPoint and Outlook skills.
• GCSE grades A to C / 5‑7 (or equivalent) in English and Mathematics, ensuring strong written communication skills and numeracy.

• Experience working in a fast‑paced, HR Shared Service environment.
• Experience using Workday.
• CIPD Diploma in Human Resources…