Diesel Generator Mechanic - Volvo Expert (On-Site)

Prismecs; Marshfield (MO); On-site; USD 45,000 - 65,000; Full time

Job summary

Prismecs is supporting a temporary 480V standby power system at a client site in Marshfield, Missouri. The plant consists of nine 1,250 kW Tier 4 diesel generators and will be operated and maintained by Prismecs for a 12-month assignment.

Site-team mobilization is planned for the first week of November 2026. The Mechanical Technician will perform preventive and corrective mechanical maintenance on the diesel generator sets and associated mechanical systems to maintain plant availability and

Qualifications

• At least 5 years of diesel power plant mechanical maintenance experience.
• Hands-on Volvo diesel engine experience, including troubleshooting and maintenance of cooling, lubrication, fuel, air-intake, and exhaust systems.
• Ability to read mechanical drawings, equipment manuals, and OEM maintenance procedures.
• Good working knowledge of safe work practices and LOTO.
• Valid driver's license and ability to pass background and pre-employment screening.

Responsibilities

• Perform scheduled preventive maintenance and inspections on diesel generator sets.
• Troubleshoot and repair cooling, lubrication, fuel, air-intake, and exhaust systems.
• Service Tier 4 aftertreatment components and support DEF and fuel-system management.
• Perform oil, coolant, and filter changes and conduct fluid sampling and monitoring.
• Support fuel delivery, containment-berming inspections, and spill-prevention activities.
• Document maintenance work and report defects, equipment running hours, and spare-parts needs to the Site O&M Lead.
• Follow site HSE procedures, LOTO requirements, and applicable permit requirements.

Job description

Prismecs is supporting a temporary 480V standby power system at a client site in Marshfield, Missouri. The plant consists of nine 1,250 kW Tier 4 diesel generators and will be operated and maintained by Prismecs for a 12-month assignment.

Site-team mobilization is planned for the first week of November 2026. The Mechanical Technician will perform preventive and corrective mechanical maintenance on the diesel generator sets and associated mechanical systems to maintain plant availability and