Senior Substation Engineer: Grid Design & Protection

Senior Substation Technical Specialist - ( 195007 )

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?

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Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

We believe electricity powers modern life. As part of our Power sector, you’ll help shape how electricity is generated, transmitted and delivered as global energy demands grow. From massive data centers to modernizing transmission systems, our industry-recognized engineers and scientists have been at the forefront of grid transformation for more than a century. You’ll work side-by-side with these experts and contribute to reliable, resilient and sustainable power systems, helping communities thrive and industries expand. This isn’t just a job, it’s a chance to drive infrastructure forward, power innovation and leave your mark on our energy future.

In the role of Senior Substation Technical Specialist, we'll count on you to:

• Perform engineering assignments under the direct supervision of a licensed engineer
• Design tasks involving judgment in evaluating, selecting and applying engineering techniques and procedures
• Preparation of engineering drawings, calculations, analyses, reports and designs for electrical substations (Low, Medium and High Voltage).
• Preparation of calculations, design sketches and redline drawings.
• Working with Electrical CAD Drafters and Designers to develop drawings in accordance with national design standards, safety codes and project specifications and requirements.
• Developing design deliverables including one-line diagrams, protection and control schematics, wiring diagrams, SCADA schemes, communications plans, substation physical layouts, material lists, conduit and cable sizing/routing, AC and DC systems calculations and sizing, and substation grounding.
• Review work of Electrical CAD Drafters and Designers and coordinate design of assigned projects with other engineering disciplines as needed.
• Perform assignments exercising judgment in evaluation, selection and modification of electrical engineering techniques and procedures.
• Make decisions on significant design and engineering features as needed.
• Perform other duties as needed.

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Keywords: Senior Substation Technical Specialist, substation, power

Preferred Qualifications

• Master's degree in Electrical Engineering with Power emphasis.
• Previous experience with an architectural/engineering or engineering consulting firm.
• 10+ years experience designing electrical lighting, power and systems for power utility projects.
• Experience and/or interest in sustainable design/LEED desired but not required
  

Required Qualifications

• Associate's degree in engineering or related field of study or equivalent work experience
• A minimum of 15 years of engineering experience in the discipline to be supported
• Aptitude and demonstrated hands-on experience with computer applications specific to the discipline to be supported
• Extensive knowledge of industry standards specific to the discipline being supported
• Proven ability to work in multi-disciplinary environments
• Proficient with Microsoft Office
• Excellent verbal and written communication skills
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

Primary Location

Primary Location

: United States-California-Irvine

Other Locations

Other Locations

: United States-California-Riverside

Industry

: Power

Schedule

Schedule

: Full-time

Employee Status

Employee Status

: Regular

BusinessClass : Substation Engineering

Job Posting

Job Posting

: Aug 13, 2026

At HDR, we are committed to the principles of employment equity.

We are an Affirmative Action and Equal Opportunity Employe r.

We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.

Ready to learn more? Let's work together to make great thingspossible.

We design solutions to the world's greatest challenges. We'realways looking for great talent to join our global teams.

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