About this Interconnection Engineer (CAISO) role at AES
Are you ready to be part of a company that's not just talking about the future, but actively shaping it? Join The AES Corporation, the largest US-based global power company with a team of 8,300 employees across 12 countries.
AES has been ranked #1 by BloombergNEF in renewable energy sales to corporations in the US and Americas for five consecutive years, providing electricity for millions of people worldwide.
We are proud to foster a strong workplace culture, earning prominent positions in Great Place to Work™ rankings across the markets where we operate. AES was also named one of the World’s Most Ethical Companies for the 13th consecutive year in 2026, highlighting our dedication to integrity, transparency, and responsible business practices.
Our spirit of innovation continues to earn industry recognition. AES is the only seven-time winner of the Edison Electric Institute’s Edison Awards in the twenty-first century, a distinction honoring global leadership in advancing the electric power industry.
If you're ready to be part of a company that's not just adapting to change, but driving it, AES is the place for you. We're not just building a more sustainable future, we're powering it. Apply now and energize your career with a true leader in global energy.
POSITION: Interconnection Engineer (CAISO) (full time, exempt)
DEPARTMENT: Interconnection, Grid & Growth
REPORTS TO: Manager, Interconnection (CAISO)
LOCATION: Remote, San Francisco CA, Long Beach CA, Salt Lake City UT, Louisville CO
The Grid & Growth group is responsible for supporting siting and interconnecting the AES Renewables & Power portfolio to transmission systems across the United States. The group consists of: Growth Strategy team, Interconnection team, and the Transmission Strategy team.
The primary responsibilities of this role are: strategic analysis of the interconnection procedures, queue and transmission system in a given RTO/ISO to formulate and steer greenfield project siting, and to then prepare and manage interconnection requests through to an Interconnection Agreement with the most favorable terms possible. The Interconnection Project Engineer supports the CAISO Interconnection (IC) Regional Lead on progressing projects through the interconnection process and working cross functionally with the broader Development Team to optimize the position throughout the development lifecycle.
The preferred candidate has experience in: the preparation and review of transmission level interconnection requests; review of power flow (PSS/E and/or PSLF) models; and participating in the management of transmission level solar, battery storage and wind projects through the generator interconnection processes including negotiation and execution of Generator Interconnection Agreements. Additional responsibilities include monitoring the progress of required system upgrades and identifying creative mitigation solutions when needed within the applicable open access transmission tariff.
Principal Duties and Responsibilities:
The Interconnection Project Engineer will support all interconnection activities through the full life cycle of development and construction of projects. The position will support the CAISO IX Regional Lead and other internal stakeholders leading to the successful execution of both new and acquired projects across the United States. Some travel required (~15%).
Support greenfield development: review transmission system analysis, identify interconnection agencies and procedures, support preparation and filing of interconnection requests including supporting internal and external parties on preparation of technical materials, provide viability feedback to the CAISO IX Regional Lead and other internal stakeholders to support any financial and project approvals needed.
Interconnection study process: support the review and analysis of utility study reports; tracking and reporting results throughout process; support negotiation and execution of interconnection agreements and engineering and procurement agreements
Implementation of portfolio projects: assist internal groups to complete deliverables required by transmission owners to construct interconnection facilities including integrating schedules of Transmission Owner into project construction schedule.
Support due diligence efforts and flag potential issues for review by the CAISO IX Lead.
Preferred Skills and Expertise:
Familiarity with reviewing and preferably running power flow models
Knowledge of System Impact Studies (SIS) and other interconnection studies of transmission level renewable energy generating facilities with: CAISO, PG&E, SCE, SDG&E, SMUD;
Secondary markets to include: PAC, APS, SRP, TEP, PNM, Tri-state, Xcel, WAPA
Understanding of electrical diagrams, preliminary site plans, and preparation of interconnection request packages for submittal.
Awareness of transmission systems and transmission expansion plans in US.
Knowledge of Open Access Transmission Tariffs and Generator Interconnection Procedures.
Understanding on reports published by Transmission Owners and Independent System operator.
Understanding of Interconnection and Transmission Agreements and Contracts.
Minimum Qualifications:
BS in Electrical Engineering with emphasis in Power Systems or related field.
2-5 years work history in renewable or traditional energy development, utility generation development, or transmission planning. Previous employment or experience working at an Electric Utility, or consultants providing services within the listed footprints is strongly preferred.
