Location: Heathrow Terminal 5
Contract / Inside IR35
About the role
We’re looking for an experienced Employee Relations / Casework Specialist to provide expert leadership on complex and high‑risk employee relations matters within a safety‑critical, unionised operational environment.
This role is critical in ensuring employee relations cases are handled lawfully, consistently and with sound professional judgement. You’ll act as a trusted specialist partner to operational leaders and HR Business Partners, supporting robust decision‑making across a wide range of ER issues while protecting operational, legal and reputational integrity.
What you’ll be doing
* Leading and managing complex and high‑risk employee relations cases end‑to‑end, including conduct, performance, grievance, absence, capability and dignity at work matters
* Coaching, guiding and constructively challenging leaders to ensure effective case handling and fair, defensible outcomes
* Working closely with Legal, HR, Policy teams and Trade Union representatives to resolve issues pragmatically and professionally
* Maintaining high standards of documentation, governance and consistency, ensuring alignment with policy, employment law and best practice
* Identifying themes, trends and systemic risks emerging from casework and contributing to the continuous improvement of ER capability across Operations
What we’re looking for
* Significant experience managing complex and high‑risk ER casework in large, operational and unionised organisations
* Strong, practical knowledge of UK employment law, ideally within safety‑critical environments
* Excellent professional judgement, with the confidence to remain calm, credible and effective in sensitive or high‑pressure situations
* Strong influencing, coaching and stakeholder management skills, with the ability to partner effectively with senior leaders
* High levels of resilience, attention to detail and the ability to manage competing priorities at pace
Why join us?
* Opportunity to work in a high‑impact, specialist role with real influence
* Exposure to complex, meaningful casework in a safety‑critical operational setting
* Collaborative environment with strong professional colleagues across HR, Legal and Operations
* Competitive reward package and ongoing professional development