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Interconnection Engineer Jobs in Riverside, CA (NOW HIRING)

Qcells

Associate Project Engineer

Irvine, CA

$80K - $90K/yr

... studies, interconnection applications, and project cost estimation. * Support the sourcing and ... Ability to review engineering and technical matters with a commercial perspective. * Familiarity ...

EnerSys Delaware, Inc.

BESS Solutions Engineer

CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Conduct load analysis, site assessments, and grid interconnection planning. * Ensure all solutions ... Provide engineering oversight during commissioning and integration. * Partner with Field Services ...

EnerSys

BESS Solutions Engineer

Chino, CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Conduct load analysis, site assessments, and grid interconnection planning. * Ensure all solutions ... Provide engineering oversight during commissioning and integration. * Partner with Field Services ...

POWERCON ENGINEERING, INC.

Be Seen First

Electrical CAD Drafter/Designer

Tustin, CA · On-site

$40K - $75K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

... diagrams, interconnection diagrams, P&IDs, and ISA loop diagrams. Candidates who possess a ... Company Description Our engineering team is looking for highly-motivated employees who are problem ...

POWERCON ENGINEERING, INC.

Be Seen First

Electrical CAD Drafter/Designer

Tustin, CA · On-site

$40K - $75K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

... diagrams, interconnection diagrams, P&IDs, and ISA loop diagrams. Candidates who possess a ... Company Description Our engineering team is looking for highly-motivated employees who are problem ...

Zenlayer

Network Support Engineer

Diamond Bar, CA · Hybrid

Zenlayer is seeking a customer service oriented Network Support Engineer to join our Global ... Center, or Interconnection Company", and Inc. 5000, we enable businesses to deploy and run ...

BaRupOn LLC

Director of Sales Energy & Infrastructure

Irvine, CA · On-site

$130K - $160K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Collaborate with engineering and project delivery teams to ensure client expectations are aligned ... Familiarity with power purchase agreements (PPAs), interconnection processes, or design-build ...

Barupon LLC

Director of Sales - Energy & Infrastructure

Irvine, CA · On-site

$130K - $160K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Collaborate with engineering and project delivery teams to ensure client expectations are aligned ... Familiarity with power purchase agreements (PPAs), interconnection processes, or design-build ...

Sargent & Lundy

Senior Wiring Designer 2 -- Grid

Santa Ana, CA · On-site

$85K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... engineers: * Single Line Relaying & Metering Diagrams * AC & DC Schematic Diagrams * Equipment Interconnection Wiring Diagrams * Cable Schedules Other responsibilities include, but are not limited to:

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Interconnection Engineer information

What is an interconnection engineer?

Interconnection Engineers are professionals who design, manage, and oversee the processes required to connect energy generation systems—such as solar, wind, or traditional power plants—to the electric grid. They work closely with utilities, developers, and regulatory agencies to ensure that new energy projects meet technical standards and regulatory requirements for safe and reliable grid integration. Their responsibilities include conducting technical studies, reviewing interconnection applications, and coordinating with various stakeholders to resolve engineering challenges. This role is critical in supporting the expansion of renewable energy and maintaining grid stability.

What are some common challenges an interconnection engineer faces when coordinating with utilities and project stakeholders?

Interconnection Engineers often encounter challenges such as navigating complex utility requirements, managing tight project timelines, and ensuring all technical documentation meets regulatory standards. Communication with utility representatives and project teams can be intricate, as requirements may vary by region and change frequently. Being proactive in documentation, maintaining clear communication, and staying updated on evolving interconnection standards are crucial for success in this collaborative and fast-paced role.

What are the key skills and qualifications needed to thrive as an interconnection engineer, and why are they important?

To thrive as an Interconnection Engineer, you need a solid background in electrical engineering, power systems, and grid interconnection standards, often supported by a bachelor's degree in engineering. Familiarity with power system modeling tools (such as PSS®E, PSCAD, or PowerWorld), relevant regulations (like FERC, NERC), and industry certifications (such as PE licensure) is typically required. Strong analytical thinking, project management abilities, and clear communication skills help you collaborate effectively with utilities, developers, and regulatory bodies. These skills are essential to ensure safe, efficient, and compliant integration of new energy projects into the electric grid.

What is the difference between Interconnection Engineer vs Power Systems Engineer?

AspectInterconnection EngineerPower Systems Engineer
Required CredentialsBachelor's in Electrical Engineering, certifications like PE or EIT often preferredBachelor's or Master's in Electrical Engineering, PE license common
Work EnvironmentUtility companies, renewable energy firms, grid operatorsPower generation, transmission, and distribution companies
Industry UsageFocuses on connecting new energy sources to the gridDesigning and analyzing power systems for efficiency and reliability

Interconnection Engineers primarily focus on integrating new energy projects into the grid, ensuring compliance and connection approval. Power Systems Engineers work on designing, analyzing, and optimizing entire power systems. While both roles require electrical engineering expertise and often similar certifications, their focus areas differ—interconnection engineers concentrate on grid connection processes, whereas power systems engineers focus on system performance and design.

What are popular job titles related to Interconnection Engineer jobs in Riverside, CA?

For Interconnection Engineer jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Interconnection Engineer jobs in Riverside, CA look for?

The top searched job categories for Interconnection Engineer jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Interconnection Engineer jobs?

Cities near Riverside, CA with the most Interconnection Engineer job openings:

Interconnection Engineer jobs near you
Infographic showing various Interconnection Engineer job openings in Riverside, CA as of August 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.

Associate Project Engineer

Qcells

Irvine, CA

$80K - $90K/yr

Full-time

Re-posted 29 days ago

Qcells rating

6.4

Company rating: 6.4 out of 10

Based on 23 frontline employees who took The Breakroom Quiz

Job description

Description

POSITION DESCRIPTION: 
The Associate Project Engineer will assist in providing technical support during the project origination and development phases for community solar scale PV+ESS, PV-only, or ESS-only projects across the United States. The Associate Project Engineer will support the Development and Project Engineering teams throughout various stages of the project. This position will involve gaining experience in project-level technical due diligence, project development engineering, EPC engineering oversight, construction support, and project risk analysis.. This role is based in our Offices in Irvine or San Francisco CA.
RESPONSIBILITIES
  • Assist with technical due diligence to support the origination and development team for projects at various stages of development, both before and after project award. 
  • Help prepare conceptual layouts and electrical single-line diagrams for various opportunities. 
  • Support system energy modeling and energy estimates using tools such as PVsyst and Helioscope to ensure production targets are reasonable for both short-term and long-term goals. 
  • Assist in updating system engineering throughout the project development process to optimize financial outcomes. 
  • Participate in technology reviews for PV or ESS equipment and collaborate with manufacturers to assess acceptability for use in long-term operating assets. 
  • Provide technical assistance to the Project Engineering team in support of stakeholders' interests, including investors, site owners, utilities, off-takers, and EPC partners. 
  • Visit project sites to assist in collecting key project technical information, such as site structures, electrical drawings, site electricity load data, and costs. 
  • Work with the origination and development team to contribute to engineering deliverables for key development items, which may include preparing preliminary layouts, technology selection, site studies, feasibility studies, interconnection applications, and project cost estimation. 
  • Support the sourcing and management of external consultants, partners, contractors, and vendors, including assisting in developing Scope of Work documents, managing RFP processes, and controlling scope and scheduling to obtain similar deliverables. 
  • Perform other duties and special projects as assigned by management. 
REQUIRED QUALIFICATIONS
  • Bachelor’s degree in mechanical, electrical, or energy engineering science. 
  • Experience in solar or ESS project engineering (internships or entry-level positions are acceptable). 
  • Ability to review engineering and technical matters with a commercial perspective. 
  • Familiarity with ground-mount and battery storage projects in distributed generation. 
  • Comfortable working with various project stakeholders, including EPC partners, developers, consultants, and O&M contractors. 
  • Experience with permitting processes with local authorities and utilities. 
  • Proficiency in engineering software and energy modeling applications, such as AutoCAD, HelioScope, PVsyst, and Microsoft Office tools. 
PREFERRED QUALIFICATIONS 
  • Able to cope with dynamic surroundings and be team-oriented 
  • Able to develop written/verbal work deliverables that are organized and appropriate to the respective audience 
 
Hanwha Q CELLS America Inc. (“HQCA”) is a Qcells company, one of the world’s largest manufacturers and providers of solar photovoltaic (PV) products and solutions.  Headquartered in Irvine, California, HQCA has been rapidly expanding its business in North America through the expansion of products and solutions, including distributed energy solutions, direct-to-homeowner solar sales and financing, and EPC services.  We provide an opportunity to be part of an exciting and growing world-class global business in an interesting and expanding industry of the future.
 
PHYSICAL, MENTAL & ENVIRONMENTAL DEMANDS: 
To comply with the Rehabilitation Act of 1973 the essential physical, mental and environmental requirements for this job are listed below. These are requirements normally expected to perform regular job duties. Incumbent must be able to successfully perform all of the functions of the job with or without reasonable accommodation.  
Mobility 
Standing 
20% of time  
Sitting 
70% of time  
Walking 
10% of time  
Strength 
Pulling 
up to 10 Pounds  
Pushing 
up to 10 Pounds  
Carrying 
up to 10 Pounds  
Lifting 
up to 10 Pounds  
Dexterity (F = Frequently, O = Occasionally, N = Never) 
Typing 
F 
Handling 
F 
Reaching 
F 
Agility (F = Frequently, O = Occasionally, N = Never) 
Turning 
F 
Twisting 
F 
Bending 
O 
Crouching 
O 
Balancing 
N 
Climbing 
N 
Crawling 
N 
Kneeling 
N 
 
 
 
 
 
 
 
 

The salary range is required by the California Pay Transparency Act and may differ depending on the location of those candidates hired nationwide. Actual compensation is influenced by a wide array of factors including but not limited to, skill set, education, licenses and certifications, essential job duties and requirements, and the necessary experience relative to the job’s minimum qualifications.

*This target salary range is for CA positions only and should not be interpreted as an offer of compensation.

You may view your privacy rights by reviewing Qcells' Privacy Policy or by contacting our HR team for a copy.

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