Health, Safety & Environment Manager in Milton Keynes

Milton Keynes Full-Time 60000 - 80000 £ / year (est.) No working from home possible

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At a Glance

Tasks: Lead HSE culture, develop strategies, and conduct audits in a pet food manufacturing environment.
Company: Join Mars, a leader in pet food manufacturing, committed to sustainability and safety.
Benefits: Enjoy competitive salary, company bonus, and access to Mars University for continuous learning.
Other info: This is a full-time, permanent position based in Milton Keynes, UK.
Why this job: Play a critical role in protecting people and the environment while driving cultural transformation.
Qualifications: NEBOSH General Certificate and experience with ISO 14001/45001 management systems required.

The predicted salary is between 60000 - 80000 £ per year.

We’re looking for a Health, Safety & Environmental (HSE) Manager to play a critical leadership role in driving a world‑class safety and environmental culture across our manufacturing site. You’ll act as the technical expert and trusted advisor to site leadership, embedding best‑in‑class Health, Safety, Environmental, Security, and Asset Conservation standards. From shaping strategy to leading audits and coaching teams on the shopfloor, you’ll ensure compliance, reduce risk, and drive continuous improvement in a fast‑paced pet food manufacturing environment. This is a highly visible role, essential to protecting our people, our operations, and the environment—supporting the delivery of safe, sustainable, high‑quality products that millions of pets rely on every day.

Key Responsibilities

Lead and embed a world‑class Health, Safety & Environmental (HSE) culture across the site
Develop and implement site‑wide HSE and sustainability strategies aligned to corporate standards
Provide technical leadership and expert guidance to site leadership teams on safety, environmental, and compliance matters
Maintain and continuously improve HSE management systems in line with ISO 14001 and ISO 45001
Own site‑wide risk assessment programmes and ensure robust control measures are in place
Lead incident investigations, ensuring thorough root cause analysis and effective action plans
Drive compliance with environmental legislation, permits, and schemes (e.g., emissions, waste, energy)
Coach and engage teams at all levels to drive behavioural safety and continuous improvement
Partner with engineering and project teams to ensure safe, compliant design and delivery of capital projects
Act as key liaison with regulatory bodies and external stakeholders

About You

NEBOSH General Certificate (or equivalent) and Environmental Management qualification (Level 3 or similar)
Strong experience in a manufacturing or industrial environment
Proven track record in leading HSE strategy, compliance, and cultural transformation
Deep understanding of UK health, safety, and environmental legislation and standards
Experience with management systems (ISO 14001 / ISO 45001) and audit processes
Strong leadership skills with the ability to influence, coach, and engage across all levels
Data‑driven mindset with the ability to translate insight into action
Visible and proactive presence on the shopfloor, leading by example
Excellent communication and stakeholder management skills

What can you expect from Mars?

Be part of a purpose‑driven business: A Better World for Pets
Play a key role in protecting people, communities, and the environment
Work with diverse and talented Associates, guided by the Five Principles
Join a company committed to building a safer, more sustainable future
Access best‑in‑class learning and development from day one, including Mars University
Competitive salary and benefits package, including company bonus

Mars is committed to providing access, equal opportunity, and reasonable adjustments for individuals with disabilities, long‑term health conditions, or who are neurodiverse during the application and recruitment process. To request reasonable adjustments, complete our Reasonable Adjustment Request Form here.