Mechanical Maintenance Engineer

New Today

Position: Mechanical Engineer
GRS are seeking a skilled and motivated Mechanical Maintenance Engineer to join a contractor operating within the Water Industry. In this role, you will play a key part in the maintenance, installation, and commissioning of pumps, valves, gearboxes, pipework, and other mechanical equipment across water treatment works, pumping stations, water supply works, and booster stations.
This is a hands-on role requiring strong mechanical knowledge and practical experience working on industrial equipment, particularly rotating machinery and pump systems.
Key Responsibilities:
Maintenance & Troubleshooting
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Perform routine maintenance and mechanical repairs on pumps, valves, pipework, and other plant equipment.
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Diagnose and resolve mechanical faults to ensure system uptime and performance.
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Respond to urgent mechanical failures or breakdowns across water and wastewater sites.
Installation & Commissioning
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Install and align pumps, motors, valves, and associated mechanical components.
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Carry out pipe fitting, bolting, and coupling work for equipment installations.
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Commission mechanical systems, ensuring correct operation, pressure, flow, and alignment.
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Conduct on-site testing, vibration checks, and performance validation to meet client specifications.
Documentation & Reporting
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Maintain accurate records of all maintenance tasks, repairs, and installations.
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Produce detailed job sheets and reports outlining work completed and future recommendations.
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Provide technical feedback to engineering and design teams to support continuous improvement.
Qualifications & Skills:
Experience:
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Minimum of 3 years’ experience in mechanical maintenance, installation, and repair—ideally within the water industry or similar process-based sectors (e.g., wastewater, utilities, industrial).
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Proven ability to work on pumps, gearboxes, valves, pipework, and other mechanical plant.
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Familiarity with water treatment works, pumping stations, or booster sets is highly beneficial.
Personal Attributes:
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Strong problem-solving skills and attention to detail.
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Confident communicator with the ability to work both independently and in a team.
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Flexible and adaptable approach to project requirements and working environments.
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Willingness to travel to various client sites.
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Physically fit and comfortable working in industrial environments, occasionally in confined spaces or at height (appropriate training provided).
Additional Details of the Role:
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Call-Outs: Optional and well-compensated:
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Double time for unsociable hours.
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Time-and-a-half for extended regular hours.
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Travel Time: Fully paid from home to site and back.
Benefits:
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Competitive Salary: Based on experience.
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Overtime: Paid outside core hours (7:00 AM – 3:30 PM).
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Holiday: 25 days plus bank holidays.
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Company Van: Provided for work use (fuel card included).
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Personal use permitted for work-related expenses only.
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Pension Scheme: With employer contributions.
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Professional Development: Opportunities to work on diverse projects and gain further mechanical training and certifications.
GRS (Gearing Recruitment Solutions) operates across sectors including water treatment, wastewater, AMP projects, and energy distribution. Relevant industries: clean water, sludge treatment, pumping stations, chemical dosing, sewage, food processing, breweries, pharmaceutical, process engineering, power networks, HV/LV installations, renewables, solar, wind farms, energy storage systems, oil and gas, and petrochemicals
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Location:
Portsmouth
Job Type:
FullTime
Category:
Engineer, Mechanical Maintenance, Maintenance Engineer, Engineering, Maintenance, Mechanical

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