HR Administrator in Portsmouth

Salary: £30,000 - £33,000 per annum (Competitive, negotiable based on experience, plus benefits including a 7% pension contribution, 25 days holiday, and life insurance)

Location: Portsmouth (2 to 3 days a week in the office)

Sirius Analysis is a rapidly growing consultancy firm, renowned for our reputation and our keen ability to understand and meet customer requirements effectively. Our team is dedicated to delivering high-quality, end-to-end consultancy services, ranging from Project Management through Operational Analysis, operating across multiple sectors, including defence, nuclear, space, and energy.

The HR Administrator is a pivotal role within the HR team providing efficient and accurate administrative support to ensure the smooth delivery of HR processes and services across the business. Responsibilities include maintaining employee records and coordinating core HR activities related to the full employee lifecycle, all whilst maintaining compliance with company policies and employment legislation. The HR Administrator will also assist with low-risk employee relations matters, providing hands-on support for a wide range of generalist HR activities and delivering a responsive and professional service to employees and managers.

Your duties will include:

• Maintain accurate HR records across HRIS, SharePoint, and other systems in line with UK data protection requirements.
• Administer the full employee lifecycle, including contracts, amendments, leavers, and pre-employment checks.
• Manage employee benefits, maintaining records and responding to routine queries.
• Act as a key contact for HR queries, providing timely advice or escalating as needed.
• Liaise with Finance to ensure accurate employee data and timely payroll changes.
• Support learning and development activities, including coordination and maintaining training records.

About You:

Candidates will require expertise in some or all of the following areas:

• Proven administrative experience with the ability to multi-task.
• Proficient in MS Office and able to navigate other systems intuitively.
• Ability to work within a dynamic and fast-paced environment without impacting accuracy.
• Experience of maintaining accurate records and managing data.
• Experience of supporting internal communications and/or within a people-focused environment.
• Proactive and solutions-focused, with the ability to work autonomously.
• Enjoys problem-solving and able to use own initiative.
• Confident communicator using various platforms e.g. email, MS Teams, telephone.
• Comfortable with change and approaches work flexibly.
• Committed to personal and professional development.
• Team player who enjoys collaborating with others.

Qualifications Required:

• CIPD Level 3 qualification (or willingness to work towards) or equivalent relevant experience (basic understanding of HR processes and employee lifecycle).
• Familiarity with UK data protection principles and confidentiality requirements.

What we offer:

We offer a combination of mentoring and internal and external training opportunities, with specialist sector organisations and in-house courses. You will have exposure to subject matter experts and additional online learning packages. The role comes with a competitive benefits package including pension (7% company contribution), additional holiday purchase options, private health care, life assurance, and electric vehicle scheme.

Other Requirements:

Candidates must have an existing right to live and work in the UK. Candidates must be willing to undergo an internal baseline personnel security standard check prior to starting their employment with the company. Candidates must be willing and eligible to complete a United Kingdom Security Vetting (UKSV) security clearance application to the Security Check (SC) level upon starting their employment with the company. To gain SC Clearance you will normally need at least 5 years' UK residency.