Health, Safety & Environment Manager

Job Description:

Health, Safety & Environment (HSE) Manager

Location: Plymouth, UK, with full-time on-site

Salary: £63,000 - £74,000 (depending on knowledge & experience), annual bonus, benefits, car allowance

Lead the Cultural Shift. Protect Our People. Shape the Future.

At Mars, safety is not a priority - it is a value. And we firmly believe that every accident is preventable.

We are looking for an inspiring Health, Safety & Environment Manager to join our Plymouth leadership team and lead a step-change in how safety and environmental excellence are embedded into our culture. This is not just a technical HSE role - it is a people leadership role focused on influencing mindsets, driving ownership, and ensuring safety is lived every day by every Associate.

As a key member of the Site Leadership Team, you will shape and deliver the site's HSE strategy, champion Mars Supply Excellence (MSE) Safety Pillar deployment, and build a culture where speaking up, accountability, and proactive risk management are the norm.

What would be your key responsibilities?

• Lead a visible cultural shift aligned with the belief that every accident is preventable
• Coach and challenge leaders at all levels to role model the right safety behaviours
• Create an engaging HSE culture that energises Associates and strengthens accountability
• Partner with operations, engineering and technical teams to embed safety into daily routines

• Develop and deploy the site HSE strategy and roadmap aligned with corporate and regulatory standards
• Own and continuously improve the site's Integrated Occupational Health, Safety & Environment Management System
• Maintain compliance with ISO45001 and ISO14001:2015
• Lead the Mars Supply Excellence Safety Pillar at the site level

• Define, coordinate and maintain HSE risk assessments and emergency procedures
• Ensure robust serious incident investigations and sustainable corrective actions
• Lead site audit programmes and ensure timely closure of actions
• Act as primary contact for external advisory bodies, regulators, and insurers

• Deliver training and coaching that strengthens HSE knowledge and ownership across the site
• Analyse and communicate HSE data and trends to drive proactive improvement
• Drive continuous improvement initiatives that enhance safety and environmental performance
• Lead site security policy and asset conservation improvements

What are we looking for?

• Proven ability to inspire, coach and influence in a manufacturing environment
• Strong communication skills with the confidence to challenge constructively
• Collaborative approach - able to work through others and build strong relationships at all levels
• Demonstrated ability to drive behavioural change, not just process compliance

• Degree, HND or HNC in Science, Mechanical or Electrical Engineering (or equivalent)
• NEBOSH Certificate/Diploma (essential); IEMA or MSc/PGC in Occupational Health & Safety desirable
• Strong knowledge of UK and European HSE legislation
• Experience maintaining or leading safety/environmental management systems in manufacturing

• Logical, independent thinker who can prioritise effectively
• Track record of delivering results through teams
• Comfortable balancing strategic direction with operational execution

What can you expect from Mars?

• Work with diverse and talented Associates, all guided by the Five Principles
• Join a purpose-driven company, where we're striving to build the world we want tomorrow, today
• Best-in-class learning and development support from day one, including access to our in-house Mars University
• An industry-competitive salary and benefits package, including a 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