Human Resources Advisor in Slough

About the Role

Based at our beautiful Head Office in Datchet, Slough, SL3 9JT, Atlas is looking for an enthusiastic Employee Relations (ER) Advisor to complement our existing team. As part of the ER Team, you will be responsible for advising on a full spectrum of employee relations cases ranging from absence management to disciplinaries to flexible working requests. You will lead case management discussions, ensuring the professional and fair management of cases, whilst coaching and mentoring managers as advocates of the Atlas’ Values. The ER Team is an integral part of the business, supporting our operational teams to ensure a professional, fair and consistent approach is taken to our policies and procedures, minimizing risk, and promoting a positive ER culture within the business.

As part of the wider HR team, this role is key as we continue our journey to deliver a best-in-class HR offering to the business and our employees. No two days are ever the same, but your day-to-day responsibilities will include:

• Leading on the management of all Employee Relations cases, which will vary in complexity, risk and volume.
• Managing a diverse caseload, inclusive of dispute resolutions, disciplinaries, grievances, absence management, retirements, redundancies and any employment litigation claims.
• Providing prompt and comprehensive advice to managers on employee relation matters and collaborating with our legal partners as required.
• Coaching and mentoring line managers on effective approaches to handling issues.
• Ensuring adherence to company procedures, policies, and requirements across the company.
• Gathering pertinent facts for each case to ensure accurate advice.
• Reviewing and advising on case evidence, notes, and procedural correspondence, together with supporting operational teams in meetings and hearings as necessary.
• Drafting HR‑related correspondence on behalf of managers.
• Fostering and maintaining strong working relationships with key stakeholders.
• Ensuring the timely progression of all cases through effective tracking, providing weekly and periodic reporting on case statistics and case work updates.
• Collating, analyzing and reporting on data to identify trends and providing pro‑active resolutions.
• Supporting the wider HR team with the delivery of leadership initiatives.
• Identifying opportunities for improving policies and procedures.
• Assisting with TUPE transfer processes, both incoming and outgoing.
• Interfacing with Trade Unions.
• Contributing to ad hoc projects as part of the people strategy.

Our ER Advisors report to the HR Manager for support and guidance. We have a variety of internal bespoke systems that you will use together with the standard Microsoft suite of programs (Word, Excel and PowerPoint).

About You

Above all, you embody our values of honesty, compassion, and going the extra mile for our team and clients. Atlas kindness, integrity, and action define our culture. We’re looking for someone ready to make a difference in a dynamic and supportive environment. The potential working for a business like this is immense, with unparalleled experience! We are seeking someone who has:

• Understanding of the ER function and a desire to learn.
• Excellent written and verbal communication skills.
• Effective organisational skills with the ability to manage competing priorities.
• High professional standards, a methodical approach, and attention to detail.
• Ability to work independently and as part of a team.
• Resilience and ability to work under pressure.
• A confident approach.

Required Skills & Experience:

• Proven track record in a similar ER/HR role within a fast‑paced, high case volume environment.
• Experience handling the full spectrum of ER cases including disputes, disciplinaries, grievances, appeals, absences, redundancies, early conciliation, and employment tribunals.
• Up‑to‑date working knowledge of UK employment legislation, including GDPR.
• Excellent stakeholder and change management skills.
• Good analytical and systems skills.
• Full, clean driving licence and own car.

Desirable Skills & Experience:

• Experience in Facilities Management, Cleaning, or Security.
• Trade Union experience.
• Level 5 CIPD qualifications.

About the Company

What makes this job amazing?

• Full learning & support from Atlas.
• Wagestream – our financial wellbeing and benefits platform which provides you with real‑time access to earned wages, information to improve your financial health, and discounts/savings at leading retailers and supermarkets.
• Cycle to work scheme*
• Workplace pension scheme.
• Staff recognition scheme (Stars of Atlas).
• Staff engagement portal.
• The ability to progress your career within Atlas.
• Learning and development led by you: support in areas you like or want to learn more about.
• The opportunity to work amongst people who value and support each other, achieving great results.
• For those who value and excel in transparent, high‑intensity, and high‑impact environments, there is significant opportunity for advancement.
• Atlas continues to grow at pace which is both exciting and challenging.

*Subject to qualifying parameters. Atlas commits to be an Equal Opportunities Employer and as such aims to ensure that no employee or job applicant receives less favourable treatment or are placed at a disadvantage by imposed conditions or requirements which cannot be shown to be justified because of a protected characteristic. Atlas strives to see its workforce broadly reflecting the community in which its operation is based.