Mechanical Operating Engineer (Night Shift)

Post Date

Aug 21, 2025

Location

O Fallon,
Missouri

ZIP/Postal Code

63368
US
Oct 22, 2025 Insight Global

Job Type

Perm

Category

Engineering (Non IT)

Req #

STL-803569

Pay Rate

$51k - $63k (estimate)

Job Description

A client of Insight Global is looking for a night shift Mechanical Operating Engineer. This person will be responsible for the efficient operation and maintenance of mechanical, electrical, and plumbing systems for assigned properties. Their duties will include maintaining a clean and safe environment, performing rounds, routine assessments, and day-to-day preventive and corrective maintenance. Their responsibilities also encompass painting, housekeeping, and general upkeep of their Data Center.

Essential functions include performing plumbing, electrical, and HVAC tasks, maintaining heating equipment, chillers, pumps, cooling towers, and air distribution systems. The engineer monitors and adjusts mechanical/pneumatic equipment, performs repairs, and ensures energy management. Additional tasks involve general repairs, preventive maintenance, inspections, and responding to emergencies. Compliance with codes, regulations, and safety training is mandatory.

We are a company committed to creating inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity employer that believes everyone matters. Qualified candidates will receive consideration for employment opportunities without regard to race, religion, sex, age, marital status, national origin, sexual orientation, citizenship status, disability, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to Human Resources Request Form. The EEOC "Know Your Rights" Poster is available here.

To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/ .

Required Skills & Experience

Experience working with Uninterrupted Power Supply Units

Experience working with generators ranging above 1800kw

Experience working with commercial and/or industrial size chillers

Must be familiar with commercial HVAC units

Nice to Have Skills & Experience

EPA/HVAC Certification

Hands-on commercial HVAC experience

High Voltage Electrical experience

Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.