HR Specialist

Building on our success as the largest gas supplier by consumption, firmus energy is now expanding its impact by bringing innovation, reliability, and customer‑focused energy solutions to electricity. This transition marks a significant milestone in our commitment to net zero, and we’re looking for passionate individuals to join us at the forefront of this change. As part of our team, you’ll help shape the future of energy in Northern Ireland, supported by excellent remuneration, benefits and development opportunities in a dynamic and purpose‑driven environment.

About the Role

We are looking for an ambitious HR Specialist to join our HR Team on a full‑time basis. This is an excellent opportunity for a motivated, resourceful, and hands‑on individual to join our team and partner with the business. The HR Specialist will support the full employee lifecycle, help with key HR projects and manage day‑to‑day HR tasks. You will support managers right across the business on all aspects of human resources, ensuring our business and people goals are met.

Key Responsibilities

• Provide comprehensive support to managers and employees by providing advice, guidance and training.
• Maintain accurate employee records, HRIS data integrity and document management.
• Support in the management of HR administration and provide accurate and timely information and reports.
• Act as a first point of contact for managers and employees, providing practical guidance aligned with Company policy and UK employment law.
• Support and/or coordinate formal and informal ER processes (e.g. conduct, capability, attendance, grievances) including note taking, letters, and case documentation.
• Escalate complex cases to HR Manager – prepare case bundles for hearings and appeals.
• Prepare monthly payroll inputs (starters/leavers, contractual changes, expenses, bonus info) for Payroll department to process monthly payroll.
• Manage recruitment lifecycle – advertising, screening, arranging interviews, feedback, offers and pre‑employment checks.
• Coordinate onboarding for colleagues (temporary and permanent).
• Alongside the HR Manager, plan and deliver the wellbeing calendar and coordinate engagement activity.
• Partner with hiring managers to define roles, person specifications, and selection processes.
• Analyse and report on KPIs, key metrics and trends to support data‑driven decision‑making.
• Develop or update HR policies to ensure compliance and suggest improvements to processes where required.
• Establish and maintain strong working relationships across the business and be able to influence and advise on operational, performance and employee matters.
• Ensure HR policies are consistently applied across the business and suggest areas for improvement.
• Be a part of, or manage, HR projects that enhance engagement, retention and communication across the business.
• Drive employee engagement initiatives and arrange employee events.
• Additional HR generalist duties as they arise.

Skills, Knowledge and Expertise

• At least 2 years' experience in an HR Team.
• Experience with recruitment coordination, onboarding documentation, employee engagement, ER casework, and HR reporting.
• Strong interpersonal skills with the ability to coach managers and build trust across the business.
• Excellent organisation, accuracy, and attention to detail.
• Clear confident drafting letters, contracts and reports.
• Problem‑solver with sound judgement; maintains confidentiality and integrity.
• Ability to manage multiple deadlines in a fast‑paced environment.
• Continuous improvement mindset and collaborative working style.

Competitive salary + bonus and benefits. Performance bonus – 15% of base salary. Pension scheme with employer contribution of 8%. 25 days annual leave plus public holidays and company days. Hybrid working arrangements. Life insurance and income protection. Professional development and training. Employee assistance programme (EAP).

Seniority level: Associate

Employment type: Full‑time

Job function: Human Resources

Industries: Oil and Gas and Utilities