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FirstEnergy · Fairmont, WV

# Engineer III, IV, V - Transmission & Substation Services - Fairmont Corporate Center

Fairmont, WV, United States On-site Operations 

Listed on FirstEnergy’s official careers site. Posted August 4, 2026. Check that it is still open and apply there.
[Apply on FirstEnergy’s careers site →](https://fa-etjd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/CandidateExperience/en/sites/FirstEnergyCareers/job/104961)

[OpenNash Jobs](https://jobs.opennash.com/) / [FirstEnergy](https://jobs.opennash.com/companies/firstenergy/) / Engineer III, IV, V - Transmission & Substation Services - Fairmont Corporate Center

## Job description

Maintaining a safe workplace for coworkers and the community based upon developing knowledge of potential hazards, industry regulations/requirements and company practices. Commissioning new transmission substation equipment prior to it being released to transmission operations. Developing check-out guides, review and approving test results and isolation plans, and developing energization plans to minimize system risk. Providing limited field design services to correct minor design problems encountered during the implementation of substation capital projects.

Providing onsite technical support to regional substation services employees during preventive and corrective maintenance activities. Applying engineering skills and operational knowledge in the identification and resolution of technical problems while in the field during the installation phase, testing phase, and during the design life of the substation equipment. This includes challenging and validating design approaches when necessary.

Assisting in the development of new or in the modification of existing maintenance practices to address changing technology, new equipment types, improved test and diagnostic methods, regulatory changes, etc. Auditing preventive and corrective maintenance paperwork and test results to verify technical adequacy and regulatory completeness. Providing emergency technical support following substation equipment failures to support customer restoration and system reinforcement.

This includes developing field modifications and commissioning the installation of mobile substations. Supporting the emergency plan through participation in assigned storm duties including hazard responding. Ability to work both independently and in unison with others including regional and plant personnel as well as other departments/sections and outside vendors. Communicating across multi-disciplined teams to include electrical contractors, customers, FirstEnergy regional switchmen/technicians, transmission operations, design engineering, planning/protection and project management to ensure successful and timely project completion.

## At a glance
- Posted by the employer: Aug 4, 2026
- First seen by OpenNash: Oct 11, 2026
- Last checked: Oct 18, 2026
- Listed for: 75 days
- Location: Fairmont, WV, United States
- Work arrangement: On-site[Apply on FirstEnergy’s careers site →](https://fa-etjd-saasfaprod1.fa.ocs.oraclecloud.com/hcmUI/CandidateExperience/en/sites/FirstEnergyCareers/job/104961)

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