Substation Electrical Engineer

The posting, as ARCO Companies wrote it

About You

Do you have an entrepreneurial spirit and a passion for engineering? Do you love designing and implementing complex electrical systems? Are you looking for a company that is constantly trying to push the boundaries of what it means to offer a better construction solution process by using design/build? If the answer is, “Yes!” then we have an opportunity that will excite you. Who are we? We are ARCO, a Family of Construction Companies.

ARCO/Murray National is currently looking for a Substation Engineer to join our team based in Downers Grove, Illinois. This individual will be responsible for guiding the full electrical scope and leading the development of substation system designs and power solutions in support of design/build projects. The successful candidate will be a highly motivated engineer capable of leading project teams, providing technical expertise on substation engineering projects, and supporting work across a variety of facility and utility-related applications.

A Day in the Life

• Lead and manage project teams of engineers and designers in the design and execution of electrical substation projects.
• Develop, review, and approve engineering deliverables including single-line diagrams, three-line diagrams, one-line drawings, schematics, bus arrangements, grounding systems, conduit and cable layouts, control house layouts, relay panel arrangements, bill of materials, bus supports, and equipment foundations.
• Perform electrical calculations and studies such as short circuit and interrupting analysis, bus loading, conductor sizing, voltage drop, and grounding or ground-grid analysis.
• Create or review specifications, data sheets, and technical submittals for major substation equipment including transformers, switchgear, breakers, disconnects, bus duct, control and relay panels, and cable tray.
• Support projects involving breaker and switch replacements, relay panel replacements, RTU replacements, ring bus expansions, and line, bus, and transformer relay upgrades.
• Coordinate with procurement to evaluate vendor submittals, ensure compliance with specifications, and respond to technical RFIs and clarifications.
• Interface with construction and commissioning teams by reviewing contractor drawings, monitoring field installation, supporting design changes, and providing technical resolution for field issues and construction deviations.
• Conduct project scoping and site walkdowns and travel to substations or project sites as required.
• Ensure compliance with relevant codes and standards including IEEE, ANSI, NESC/NEC, applicable local utility and authority standards, and company QA/QC processes.
• Provide design support through construction and commissioning phases, including attending factory acceptance tests, witnessing installation, supporting energization, and assisting in commissioning and verification activities.
• Collaborate with multidisciplinary teams including civil/structural, protection and c

[…]
ed applicants will receive consideration for employment.

From recruiting, training, and hiring practices to selecting our subcontractors, we understand that diversity of all those involved in the construction process enhances our ability to deliver the best solutions to our customers. We hire the best and the brightest from across the country – constructing a team of experts in architecture, design, engineering, project management, and business services.
This represents typical base compensation for the role. Candidates with extensive experience may exceed this range. In addition to base salary, the role is eligible to receive discretionary bonus compensation based on individual and company performance.

Pay Range
$110,000 — $140,000 USD

MAKE YOUR MOVE

We are proud to be one of the fastest-growing, privately-owned companies in America, celebrating over 30 years of experience as design-build experts. We have completed over 7,500 design-build projects nationwide. We ranked #9 on ENR’s Design-Build Firms list and #34 on ENR's Top 400 Contractors list of 2026. Most importantly, our clients like us, trust us, and want to do business with us. We are looking for people with the same enthusiasm, passion, and respect for the hard work that brought us to where we are today. Are you a person who can make a difference at ARCO? If the answer is “Yes!” we look forward to meeting you.

ARCO does not accept unsolicited resumes from individual recruiters or third-party recruiting agencies without pre-approval from ARCO’s Human Resources team. Pre-approval is required before any external candidate can be submitted. ARCO will not be responsible for fees related to unsolicited resumes and for candidates who are sent directly to our hiring managers. Agencies must have a fully executed vendor agreement in place as well as written approval to submit candidates from an ARCO TA Manager for a specific position before submitting candidates.

LEGAL DISCLAIMER

EOE, including disability/vets