Substation CAD Technician

HDR, Inc.; Irvine (CA); On-site; USD 69,000 - 93,000; Full time

Job summary

HDR, Inc. in Irvine, CA is seeking a Substation CAD Technician to prepare engineering drawings using CAD software, coordinate with engineers and other disciplines, and develop design drawings including one-line diagrams and BOMs under supervision.

Ideal candidates have 3+ years CAD experience or a technical degree, and proficiency in AutoCAD, AutoCAD Plant 3D, MicroStation, and Revit, plus 3D coordination tools, MS Office, and strong communication skills.

Qualifications

• Technical degree or a minimum of 3 years related industry experience
• Technically qualified with 3D design software and document management infrastructure
• Competency of Microsoft Office products and communication tools
• Experience with 3D Coordination tools
• Excellent communication skills, attention to detail, and organizational traits are essential
• Intermediate understanding of engineering or architectural concepts

Responsibilities

• Prepare engineering drawings using CAD software, including One Line Diagrams, General Arrangements Sections, Grounding & Conduit Plans, Foundation Plans, Material Lists (BOM), Relay and Control Systems Schematics and Wiring Diagrams
• Coordinate with engineers and designers of other disciplines throughout the project
• Perform Redline corrections and develop design drawings from initial sketches
• Perform discipline specific drafting assignments under supervision
• Perform other duties as needed

Skills

Excellent communication

Attention to detail

Organizational skills

3D design concepts

Education

Technical degree

Tools

AutoCAD

AutoCAD Plant 3D

MicroStation

Revit

3D coordination tools

MS Office

Job description

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?

Watch Our Story: ' https://www.hdrinc.com/our-story'

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.

Substation CAD Technician

In the role of Substation CAD Technician, we'll count on you to:

• Prepare engineering drawings using computer-aided design software, including One Line Diagrams, General Arrangements Sections, Grounding & Conduit Plans, Foundation Plans, Material Lists (BOM), Relay and Control Systems Schematics and Wiring Diagrams.
• Coordinate with engineers and designers of other disciplines like electrical, structural, and civil design practices throughout the course of the project.
• Perform Redline corrections and develop design drawings from initial sketches.
• Perform discipline specific drafting assignments requiring application of standardized drawing techniques, under the direct supervision of an engineer, or other technical professional.
• Perform other duties as needed.

Preferred Qualifications

• A minimum of 3 years related industry experience as a CAD Technician
• Thorough knowledge of AutoCAD, AutoCAD Plant 3D, MicroStation, and Revit.
• Previous experience with an architectural/engineering or engineering consulting firm.

Required Qualifications

• Technical degree or a minimum of 3 years related industry experience
• Technically qualified with 3D design software and document management infrastructure
• Competency of Microsoft Office products and communication tools
• Experience with 3D Coordination tools
• Excellent communication skills, attention to detail, and organizational traits are essential
• Intermediate understanding of engineering or architectural concepts

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.

We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position is $69,000 - $93,000 and depends upon skills, experience, education and geographical location. (Stated benefits are for full-time regular positions. Temporary and part-time roles eligible for limited benefits.)

Primary Location: United States-California-Irvine

Industry: Power

Schedule: Full-time

Employee Status: Regular

BusinessClass: Substation Engineering

Job Posting: Aug 5, 2026