Site Engineer & Maintenance Manager
Management and maintenance of the performance and reliability of all Plant and Equipment on site while driving for world class standards. Own the site’s maintenance strategy, manage budgets and contractors, and drive continuous improvement to maximise uptime, throughput, and quality while meeting environmental and health & safety obligations. Ensure Health, Safety & Environmental compliance, maximise process efficiency, provide service and a safe working environment on a best cost framework.
Key Responsibilities
Safety, Compliance & Governance
Champion a zero-harm culture; ensure maintenance activities comply with HASAWA 1974, PUWER, LOLER, EAWR 1989, COSHH, and site Permit to Work/LOTO procedures.
Ensure assets used in potentially dusty/explosive areas meet DSEAR/ATEX requirements and that inspections are current.
Maintain statutory inspections (e.g., pressure systems, lifting equipment), calibrations, and records.
Support compliance with WEEE Regulations, SEPA permit conditions, Duty of Care, Hazardous Waste controls, and ISO 14001/9001/45001 systems.
Asset & Plant Management
Own the maintenance and reliability of processing assets: shredders, granulators, eddy current separators, optical sorters, overband magnets, conveyors, balers, dust extraction/LEVs, trommels/screens, compactors, forklifts/MEWPs, electrical distribution (LV/HV via third-party where applicable), compressors, boilers/heaters.
Plan and execute all activities in conjunction with other business functions.
Develop and execute Preventive Maintenance (PM) and Condition-Based Maintenance (CBM) plans; introduce TPM standards with Operations.
Lead breakdown response; coordinate root cause analysis (RCA) and corrective actions to prevent recurrence.
Utilise the Agility CMMS to ensure maintenance records are kept to Audit Standards.
Manage the Plant SCADA system and process control system and change-control process.
Manage critical spares strategy, inventory levels, and obsolescence risk.
Use data to track MTBF/MTTR, backlog, PM compliance, and cost to drive decisions and improve reliability.
Maintain accurate technical documentation, OEM manuals, drawings, and asset registers.
Operational Performance
Support the Production team in driving operational efficiency improvements.
Engage with operational teams and support Lean implementation activities.
Be active in analysing and improving of overall site performance (Volume and Cost).
Team Leadership & Culture
Lead, coach, and develop a multi‑skilled team; manage rotas, training (including electrical safety, MEWP, FLT, LOTO), and competency matrices.
Set clear standards for housekeeping (5S), maintenance quality, and safe systems of work.
Foster collaborative working with Operations, Production, HSEQ, and Supply Chain.
Projects, Capex & Contractors
Scope, justify, and deliver Capex (upgrades, line modifications, new installations) with robust business cases and ROI.
Manage contractors (RAMS review, induction, PTW, supervision, close-out) and ensure value for money.
Lead continuous improvement (OEE, energy efficiency, wear life optimisation, SMED/changeover reductions).
Budget & Performance
Own maintenance Opex and Capex budgets; control spend on labour, spares, and services.
Track and report KPIs; present weekly/monthly performance and improvement plans.
This is not an exhaustive list. You may also be required to carry out any other duties as required by the business that you are qualified/trained in that meet the requirements of this role.
Skills, Knowledge and Expertise
Essential
Time-served Electrical or Mechanical Engineer (HNC/HND or equivalent); multi-skilled capability.
Strong experience maintaining recycling/waste processing, aggregates, FMCG, or similar heavy industrial plant.
Proven leadership of a maintenance team in a 24/5 or 24/7 environment.
Solid knowledge of PUWER, LOLER, EAWR, DSEAR/ATEX, LOTO, Permit to Work, risk assessment, and RAMS.
Hands‑on experience with shredding/granulation lines, conveyors, separators, dust extraction/LEV and associated controls (sensors, VSDs, PLC I/O fault-finding).
Demonstrable CMMS proficiency and data-driven reliability improvement.
Contractor management and project delivery (Capex & minor works).
Excellent problem-solving, RCA (5 Whys/Fishbone), and continuous improvement mindset.
Desirable
Experience with ISO 45001/14001/9001.
Understanding of HV systems and coordination with Authorised Persons.
NEBOSH/IOSH Managing Safely; BOAS/steam/pressure systems awareness; LEV competency.
Lean/TPM (5S, Kaizen, SMED) certification or practical application.
Personal Attributes
Safety First – Always apply a “Safety First” approach in all activities and opportunities.
Teamwork - Work together to deliver site goals; embed the mindset in teams.
Ownership - Improve Plant Reliability alongside adherence to standards.
Excellence – Deliver improvements “Right First Time” and “On-Time.”
Integrity – Always do the right thing, even when no-one is watching
What We Offer
Competitive salary + on‑call/shift allowance (DOE)
Employer pension, life assurance, wellness/EAP
25 days holiday + bank holidays (customisable)
Training and development (OEM courses, ATEX, leadership)
Opportunity to shape a growing e‑waste operation with tangible sustainability impact
Why Work For Enva?
Enva is committed to providing more than just jobs, we want to grow our business by offering career paths that match the aspirations of the talent that is increasingly aware of the need to protect the planet we all share. For the right candidates, the possibilities are truly endless and we will offer all the support, training and benefits you need to help you realise your true potential.
Examples of Company Benefits:
A competitive salary in a growing company committed to our people.
A competitive holiday allowance.
Company pension scheme.
Enhanced family friendly policies.
Employee Assistance Program
Lifestyle & Leisure Discounts: Discounts for gym, leisure, cinema, shopping and many more…
Employee Life Insurance.
Bike2Work scheme.
Free on-site parking.
Holiday Purchase Scheme
About Enva
Enva is a leading provider of recycling and resource recovery solutions, with locations across the United Kingdom and Ireland. We operate across 4 core waste streams: Hazardous Materials, Non-Hazardous Materials, Hydrocarbons and General Waste Recycling.
With sustainability at the forefront of our proposition, we recover a broad range of waste materials for re-use in manufacturing and energy conversion. At Enva, we are committed to recycling and resource recovery; it forms the basis of our business strategy and our values.
We support the life cycle of waste products to provide either a second life, such as the production of energy or, in many cases, closed-loop recycling solutions. Our dedication to developing new and innovative products and solutions and extending the life cycle of the world’s resources is driving our business forward.
For further information and to submit your application, click the apply icon.