Operating Engineer 3rd Class

About the role

Amentum is currently seeking an Operating Engineer 3rd Class. The Engineer - 3rd Class is a licensed engineering professional responsible for the operation, maintenance, troubleshooting, and repair of complex mechanical, electrical, and HVAC systems within a facility. This position plays a critical role in ensuring the safe, efficient, and reliable operation of building infrastructure and Central Plant equipment. The Engineer - 3rd Class possesses extensive technical knowledge of boilers, steam and hot water systems, HVAC equipment, electrical systems, and associated mechanical equipment. Working with a high degree of independence, the Engineer performs preventive and corrective maintenance, responds to equipment failures, and ensures compliance with all applicable safety regulations, codes, and operational standards.

Responsibilities

• Operate, monitor, and maintain Central Plant equipment and building systems.
• Perform preventive, predictive, and corrective maintenance on boilers, HVAC systems, pumps, motors, generators, and electrical equipment.
• Troubleshoot mechanical and electrical issues and implement effective repair solutions.
• Monitor system performance to ensure efficient and uninterrupted facility operations.
• Conduct routine inspections of equipment and systems to identify maintenance needs and potential failures.
• Respond to equipment malfunctions, alarms, and emergencies in a timely manner.
• Maintain accurate maintenance records, operating logs, and regulatory documentation.
• Ensure compliance with all safety procedures, environmental regulations, and facility policies.
• Coordinate with facility management, contractors, and vendors as required to support maintenance and repair activities.
• Assist with equipment upgrades, renovations, and capital improvement projects.
• Support the training and development of less experienced engineering staff as needed.

Minimum Qualifications

• Active Secret Security Clearance (required).
• Valid District of Columbia 3rd Class Steam and Hot Water Heating Boiler Engineer License (required).
• Minimum of three (3) years of experience in Engineering Services, facilities engineering, building operations, or a related field.
• Demonstrated experience operating and maintaining boilers, HVAC systems, and complex building mechanical and electrical equipment.
• Working knowledge of applicable safety regulations, codes, and industry standards.
• Ability to read and interpret technical manuals, blueprints, and schematics.
• Strong troubleshooting, problem-solving, and diagnostic skills.
• Ability to work independently and effectively in a team environment.

Preferred Qualifications

• Experience working in government, mission-critical, healthcare, laboratory, industrial, or large commercial facilities.
• Familiarity with Building Automation Systems (BAS) and Computerized Maintenance Management Systems (CMMS).
• Experience with steam distribution systems, chilled water systems, and emergency power systems.

Pay

$97,000-$105,000

Benefits

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance