Sr. Substation Engineer (Relay Coordination)

CDG Engineers, Inc.; St. Louis (MO); Hybrid; USD 100,000 - 140,000; Full time

Job summary

CDG Engineers, Inc. is seeking a Senior Substation Engineer to design and implement critical electrical infrastructure. You will work on transmission and distribution projects, including tower design, line design, and substation layout, with SCADA and protection systems.

The role supports remote work or hybrid work at the St. Louis, MO office, and requires collaboration across teams. Minimum 10+ years for senior level and a Bachelor's in Electrical Engineering; PE license preferred.

Qualifications

• Bachelor's degree in Electrical Engineering required.
• Strong T&D substation design and protective relay experience.
• 10+ years for senior level; 5+ years minimum for other roles.
• Experience with AutoCAD, Revit or similar tools preferred.

Responsibilities

• Design and implement electrical infrastructure for transmission and distribution.
• Include tower design, line design and substation layout.
• Develop SCADA and protection system designs and coordination.
• Collaborate across teams and external stakeholders to deliver projects.

Skills

T&D Substation Design

SCADA Systems/Design

System Protection (Relaying) Design

Relay Coordination

AutoCAD / Revit

Education

Bachelor's degree in Electrical Engineering

PE license (preferred)

Tools

AutoCAD

Revit

Aspen OneLine

Job description

Description

As a Senior Substation Engineer at CDG Engineers, you will be responsible for designing and implementing critical electrical infrastructure projects. You will leverage your technical expertise to solve complex engineering challenges related to transmission and distribution systems. Your work will involve tower design, line design, substation layout, SCADA systems, and protection systems. Your ability to innovate, learn new technologies, and collaborate effectively will be essential to your success in this role. The salary range for this role is $100K-$140K annually, commensurate with the skills, talent, capabilities, and experience each candidate brings to a role.

This is a remote optional role, or can be hybrid if preferred at our St. Louis, MO headquarters office.

Requirements For The Role

• Bachelor's degree in Electrical Engineering
• Strong Transmission and Distribution experience in protective relay settings/relay coordination
• Minimum of 5+ years relevant experience (10+ years required for Senior level)
• Demonstrated expertise in the core areas of:
  • T&D Substation Design
  • SCADA Systems/Design
  • System Protection (Relaying) Design
• Working ability with AutoCAD, Revit, or similar design tools preferred.
• Working knowledge of electric utility industry and environmental issues
• Working ability with Aspen OneLine software (desired not required)

Preferred Requirements

• PE license

Why CDG Engineers?

CDG Engineers, Inc. is a full-service, multi-discipline professional services organization based in St Louis, MO, with capabilities in civil, structural, electrical, and mechanical engineering, as well as architecture. The firm provides planning, engineering, architectural design, and construction administration services across various industries and sectors. CDG Engineers is registered in multiple states across the U.S., offering complete in‑house professional engineering and architectural services. The firm has a strong reputation for delivering practical and cost‑effective solutions for a wide range of projects within the United States.

CDG is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, age, marital status, political affiliation, sexual orientation, genetic information, gender identity, disability, protected veteran status, or any other characteristic protected by law.

Work Authorization

CDG is not currently offering sponsorship for this role. This includes both temporary visa or permanent visa situations that exist now or in the future, such as: F-1, OPT, CPT, H1, H2, L1, etc.

Agencies

This role is currently not open to agencies or third-party vendors at this time.