Commissioning Engineer

Locations: Montgomery, Alabama and program-wide, including active sites in Utah and Wisconsin

Engagement: W2 long-term contract | contract-to-hire path for strong performers

Position Summary

Support startup and commissioning of electrical and mechanical equipment on large-scale data center projects. Working as part of a small field team under a commissioning lead, this role performs IO checkout, communications troubleshooting, basic PLC work, graphics integration support, and documentation needed to bring systems online.

Key Responsibilities

• Perform field checkout and troubleshoot hard-wired IO points and Modbus communications.


• Read electrical one-line diagrams, control prints, and network drawings.


• Complete basic PLC uploads, downloads, and supervised code edits.


• Support graphics integration in Ignition or AVEVA and trace data from field devices through gateways to operator displays.


• Assist with startup, functional testing, deficiency resolution, and turnover of electrical and mechanical systems.


• Use test equipment, including a multimeter, safely and accurately on an active construction site.

Required Qualifications

• Mid-level to senior experience in commissioning, controls, automation, field service, startup, or instrumentation.


• Hands-on PLC experience; BAS/DDC-only backgrounds without PLC work do not qualify.


• Demonstrated ability to troubleshoot IO, communications, and field devices and to read technical drawings.


• Electrical-side candidates should offer networking and communications depth; mechanical-side candidates should offer hard-wired IO, chiller, and vendor-equipment experience.


• Data center experience is preferred; 2–3 years of direct data center experience

Work Requirements

This is an on-site role, Monday through Friday, beginning at 7:00 AM, with typical active-site weeks of approximately 45 hours. Candidates must be site-flexible and commit to relocation or full-week travel; partial-week, remote, and hybrid arrangements are not available.