Subtransmission Systems Planning, Engineer 3
Date: Nov 10, 2026
Location: Pomona, CA, US, 91768
Company: Southern California Edison
Join the Clean Energy Revolution
Become a Subtransmission Systems Planning, Engineer 3 at Southern California Edison (SCE) and build a better tomorrow. In this job, you’ll work within the Transmission/Subtransmission System Planning group, focusing on the long-term planning, development, and implementation of the subtransmission system. As a Subtransmission Systems Planning, Engineer 3, your work will help power our planet, reduce carbon emissions and create cleaner air for everyone. Are you ready to take on the challenge to help us build the future?
Key Areas of Focus:
- Perform technical studies supporting the annual Transmission Substation Plan (TSP), including load flow and short-circuit duty analyses, to identify subtransmission system grid needs and develop capital investment plans to address reliability and capacity requirements.
- Perform Method of Service (MOS) and Generation interconnection studies to evaluate system impacts and develop solutions for the safe and reliable interconnection of large-load and generation projects to the subtransmission system.
- Work independently to support the prioritization of new subtransmission projects/needs, as well as the development of regulatory filings.
Responsibilities
- Ensures technical issues and problems are resolved in a timely, efficient and cost-effective manner utilizing available resources.
- Supervises, leads, and coordinates work with full time and contract employees in the execution of new technical strategies, equipment or standards.
- Conducts life cycle assessments for utility infrastructure materials and processes; improves preventive maintenance procedures to decrease overall downtime.
- Conducts risk assessments and implements risk mitigation strategies to ensure the safety and reliability of engineering projects.
- Supports audits and inspections; ensures compliance with relevant environmental, health, and safety regulations.
- Provides engineering and technical expertise and guidance for the identification, analysis and resolution of high impact, complex and/or cross-functional problems in engineering.
- Ensures the engineering facility design basis is controlled and design basis documentation is maintained. Conducts engineering and related studies with full technical responsibility for planning and coordinating high-impact complex projects.
- Provides support and technical training to junior engineering levels.
- A material job duty of all positions within the Company is ensuring the protection of all its physical, financial and cybersecurity assets, and properly accessing and managing private customer data, proprietary information, confidential medical records, and other types of highly sensitive information and data with the highest standards of conduct and integrity.
Minimum Qualifications
- Bachelor's Degree in Engineering or Bachelor's Degree in a scientific/technical/math field.
- Five or more years of experience in engineering within operations, production, construction or maintenance environments.
- Possess a valid Class C Driver's License.
Preferred Qualifications
- Bachelor’s or master’s degree in electrical engineering (Power Systems emphasis).
- California P.E. License
- Proficiency in GE PSLF, PowerWorld, and/or CAPE
- Experience developing and delivering technical presentations to both technical and non-technical audiences
- Experience performing power system planning studies and preparing engineering reports, including application of industry standards, regulatory requirements, and analysis software
- Experience in Transmission, Subtransmission, and/or Distribution System Planning.
Additional Information
- This position’s work mode is hybrid. The employee will report to an SCE facility for a set number of days with the option to work remotely on the remaining days. Unless otherwise noted, employees are required to work and reside in the state of California. Further details of this work mode will be discussed at the interview stage. The work mode can be changed based on business needs.
- Visit our Candidate Resource page to get meaningful information related to benefits, perks, resources, testing information, hiring process, and more!
- Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.
- The primary work location for this position is Pomona, CA.
- Position will require up to 20% traveling and being out in the field throughout the SCE service territory.
- This position has been identified as a NERC/CIP impacted position - Prior to being hired, the successful candidate must pass a Personnel Risk Assessment (PRA) or Background Investigation. Once hired, the candidate must complete specified training prior to gaining un-escorted access to assigned work location and performing necessary job duties.
About Southern California Edison
The people at SCE don't just keep the lights on. Our mission is so much bigger. We’re fueling the kind of innovation that’s changing an entire industry, and quite possibly the planet. Join us and create a future with cleaner energy, while providing our customers with the safety and reliability they demand. At SCE, you’ll have a chance to grow personally and professionally, making a real impact in Southern California and around the world.
Southern California Edison is a proud Equal Opportunity Employer, including disability and protected veteran status.
We are committed to ensuring that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodations at AskHR@sce.com or (626) 302-3456 and select option 2.
Nearest Major Market: Los Angeles
