Maintenance Engineer

Maintenance Engineer/Plant OperatorThe Maintenance Engineer/Plant Operator ensures reliable facility operations through routine inspections, general maintenance, and equipment servicing in an RNG-focused environment. This role trains facility personnel on Operations and Maintenance (O&M) procedures, performs hands-on mechanical work on compressors, pumps, meters, valves, and piping systems, and supports safe, efficient field operations in varying outdoor conditions. Will work primarily 1st shift but must be open and available to work 2nd and 3rd shifts, OT, and weekends when needed.ResponsibilitiesOperate and maintain facility systems, performing regular inspections, general maintenance, and equipment servicing to ensure safe and efficient operations.Train facility personnel on Operations and Maintenance (O&M) procedures for mechanical and process equipment.Repair, troubleshoot, and fix compressors, pumps, gas meters, and related mechanical components.Perform frequent oil changes and repair oil leaks on pipes, oil compressors, and water pumps, with a strong focus on compressor maintenance.Replace valves and associated fittings as needed to maintain system integrity and performance.Provide oversight of subcontractors working on site to ensure compliance with procedures, safety standards, and quality expectations.Calibrate, maintain, test, troubleshoot, order, and organize field equipment to support ongoing operations.Perform repairs on field equipment directly or coordinate with vendors to arrange specialized repairs when necessary.Report field conditions, test results, and operational status to the supervisor and, when required, directly to the client.Prepare and submit detailed daily field logs documenting data collected, field observations, actions taken, and recommended follow-up actions.Essential SkillsMinimum of 1 year of mechanical plant operation and maintenance experience.Hands-on mechanical maintenance experience with compressors, pumps, valves, and pipes.Ability to troubleshoot, repair, and perform preventive maintenance on mechanical and hydraulic systems.Experience working in liquid, chemical, oil, power plant, or similar industrial environmentsAdvanced technical skills related to mechanical equipment operation and maintenance.Ability to calibrate, test, and maintain field equipment and instrumentation.Additional Skills & QualificationsExperience in chemical, oil, power plant, liquid processing, or RNG environments.Associates degree in a technical field or equivalent military experience (preferred).Experience with environmental operations, testing, and inspection activities.Familiarity with landfill or construction-related mechanical systems.Ability to organize, order, and manage field equipment and spare parts.Comfort overseeing subcontractors and coordinating with vendors for repairs.Strong attention to detail and commitment to accurate documentation.Willingness to work a fixed afternoon shift with rotating on-call weekend responsibilities and overtime as needed.Job Type & Location: This is a Contract to Hire position based out of Wilmington, IL.Pay and Benefits: The pay range for this position is $32.00 - $40.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision; Critical Illness, Accident, and Hospital; 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available; Life Insurance (Voluntary Life & AD&D for the employee and dependents); Short and long-term disability; Health Spending Account (HSA); Transportation benefits; Employee Assistance Program; Time Off/Leave (PTO, Vacation or Sick Leave).Workplace Type: This is a fully onsite position in Wilmington, IL.Application Deadline: This position is anticipated to close on Aug 31, 2026.