Southern California Edison

Mechanical Senior Plant Engineer

Join Southern California Edison as a Mechanical Senior Plant Engineer in Big Creek, California. Support hydroelectric plant operations by leading engineering analyses, failure investigations, and maintenance strategies. Benefit from a 4-day workweek and opportunities to travel across the Sierra/Nevada region while contributing to California’s clean energy future.

Southern California Edison

Company Overview

Name

Southern California Edison

Headquarters

Rosemead, CA, United States

Founded

1886

Size

Approximately 15,000 employees (source: linkedin.com). Revenue of $11.4 billion in FY 2023 (source: asug.com).

What They Do

Southern California Edison (SCE) is a leading utility company focused on providing electricity generation, transmission, and distribution services across a vast service territory of 50,000 square miles in Southern California. The company has a strong emphasis on renewable energy integration, including solar, wind, battery storage, and electric vehicle infrastructure, positioning itself as a pioneer in the energy sector. SCE operates the first commercial nuclear reactor in the U.S. and has been at the forefront of renewable energy initiatives since the 1970s, collaborating with the U.S. Department of Energy on various projects (source: harvard.edu). The company serves approximately 15 million customers, including residential, commercial, and industrial sectors, and offers programs such as Green Rate and Community Renewables to promote sustainable energy consumption (source: sce.com).

Projects & Track Record

SCE has a rich history of notable projects, including the Big Creek Hydroelectric Project, which began in 1908 and remains one of the largest hydropower systems in the United States. The company also pioneered large-scale solar energy with its first solar plant in the Mojave Desert in 1982, contributing significantly to California's renewable energy landscape (source: wikipedia.org). More recent projects include the Tehachapi Renewable Transmission Project, which facilitates the integration of renewable energy sources into the grid, and ongoing developments in grid modernization, smart meters, and energy storage solutions aimed at enhancing efficiency and reliability (source: harvard.edu). SCE's commitment to innovation is evident in its extensive investments in battery storage and electric vehicle infrastructure, which are critical for meeting future energy demands.

Recent Developments

In the past two years, SCE has made significant strides in its NextGen ERP program, leveraging SAP S/4HANA and Signavio to enhance operational efficiency and process optimization. This initiative has identified 65 value target outcomes and established a governance framework for transformation, showcasing SCE's commitment to modernizing its operations (source: asug.com). Additionally, the company has continued to invest in solar delivery and battery storage projects, aligning with California's ambitious renewable energy goals for 2030 (source: harvard.edu). While no major acquisitions or mergers have been reported, SCE's ongoing internal investments in clean energy and digital transformation reflect its strategic focus on sustainability and efficiency.

Working There

Southern California Edison offers a diverse range of career opportunities across various departments, including Engineering, Distribution, Transmission, and new areas such as digital analytics and clean energy workforce development. The company is actively hiring for its NextGen ERP transformation, which is one of the largest initiatives in the utility sector, indicating a strong demand for skilled professionals (source: sce.com). SCE's culture emphasizes teamwork, continuous improvement, and stakeholder alignment, fostering an environment where employees can thrive and contribute to the company's clean energy leadership. While specific benefits are not detailed, the company provides workforce development programs that include free classes and training in energy efficiency and clean energy sectors (source: oac.cdlib.org).


Last updated on Feb 23, 2026 | Report an issue

Job Description

Become an Mechanical Senior Plant Engineer at Southern California Edison (SCE) and build a better tomorrow. In this job you'll play a critical role in supporting the safe, reliable, and efficient operation of our hydroelectric facilities. You'll partner with internal teams and external subject matter experts to deliver timely technical support, engineering analyses, and data-driven recommendations that enhance plant performance and availability. You'll lead and support failure investigations and root-cause analyses, leveraging forced outage data and performance trends to identify opportunities for continuous improvement. As a trusted engineering partner to operations, you'll proactively monitor system reliability, address performance challenges, and help shape maintenance and operational strategies that optimize asset health and long-term reliability.

This is an opportunity to make a meaningful impact by applying your technical expertise to strengthen critical infrastructure that powers our communities and supports California's clean energy future. As a Mechanical Senior Plant Engineer, 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?

Responsibilities

  • Oversees engineers performing diagnostics, monitoring and inspecting equipment, and reviewing grid technologies, building relationships to facilitate cross-functional knowledge transfer of related work groups.
  • Leads the preparation of technical reports, presentations, and other documentation to communicate project status, findings, and recommendations to stakeholders.
  • Collaborates and leads with cross-functional teams to ensure seamless development, integration and implementation of future technologies and asset performance management strategies.
  • Assists in a variety of engineering and business initiatives and grid strategies, including development of innovative procedures and design recommendations.
  • Provides support for new equipment installation and startup, then leads the hand over processes to the ramp and sustaining phases.
  • Leads junior engineers in investigation of threats on the distribution system infrastructure based on observations and findings.
  • Gathers and correlates basic data using engineering studies and procedures, which may include routine and diagnostic testing of components and systems.
  • Facilitates training and professional development opportunities for engineering team members to enhance their skills and knowledge.
  • 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.
  • Seven 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 degree in Mechanical Engineering
  • Seven (7) or more years of mechanical engineering experience, including progressively responsible plant engineering roles
  • Professional Engineer (P.E.) license preferred
  • Experience working within power generation, specifically Hydroelectric generation facilities
  • Experience managing mechanical asset or system projects and upgrades, including installation, commissioning, and lifecycle support
  • Experience preparing and justifying capital projects, including cost estimating
  • Familiarity with asset management programs and plant performance optimization practices
  • Ability to drive and traverse uneven surfaces (hiking), sit/stand for extended periods of time, and work in various remote weather conditions for extended periods of time

Additional Information

  • This position's work mode is on-site. The employee will report to an SCE facility or in the field location. 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!
  • The primary work location for this position is Big Creek, CA. However, the successful candidate may also be asked to work for an extended amount of time throughout the Sierra/Navada region.
  • Position will require up to 40% traveling and being out in the field throughout the SCE service territory.
  • Work Schedule is 4/10s Monday - Thursday.
  • 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.
  • Relocation may apply to this position.

Apply now

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About the role

July 29, 2026

July 29, 2026

Full time

On-site

Company

Hydropower

Southern California Edison

edisoncareers.com

  •  Big Creek, California, United States

Seven or more years of engineering experience

UTC-07:00