Senior Project Manager BESS

About the role

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.

Aes US

Renewables & Power is seeking a Senior Project Manager BESS (ERCOT) to lead battery energy storage projects associated with the gas generation portfolio in ERCOT from late-stage development through commercial operation. The successful candidate will work across a matrixed organization and with external partners to deliver safe, reliable, cost-effective gas projects while maintaining clear accountability for the requirements implied by the role.

Key Responsibilities

• Lead or manage execution of battery systems, power conversion systems, transformers, controls, fire protection, balance-of-plant, grid interconnection, telemetry, and gas-plant interfaces.
• Develop and maintain the project execution plan, governance structure, integrated schedule, budget, forecast, risk register, change log, and performance dashboard.
• Define scopes of work and support RFP development, bidder evaluation, clarifications, negotiations, contract award, and execution readiness.
• Act as the Owner’s representative with EPC contractors, OEMs, engineering firms, utilities, suppliers, authorities, customers, and other stakeholders.
• Coordinate Development, Engineering, Procurement, Contracts, Construction, Commissioning, Operations, Finance, Legal, Environmental, Permitting, and Safety teams.
• Oversee design reviews, constructability, value engineering, interface control, and resolution of technical issues affecting safe and reliable delivery.
• Manage contractor schedules, budgets, scope, quality plans, safety expectations, subcontractors, permit compliance, and contractual deliverables.
• Track long-lead equipment, fabrication, logistics, site readiness, installation, testing, and critical dependencies.
• Lead project status reviews and communicate progress, decisions, emerging risks, mitigation actions, and support required.
• Coordinate utility, fuel, interconnection, customer, and regulatory interfaces applicable to the project.
• Oversee mechanical completion, energization, commissioning, startup, performance testing, punch-list closeout, and turnover to Operations.
• Ensure project records include final drawings, test reports, warranties, spare parts, training, operating documentation, and acceptance records.
• Lead lessons learned and continuous improvement activities across the gas project portfolio.
• Travel to project, supplier, utility, and partner locations as required.

Skills and Qualifications

• Bachelor’s degree in engineering, construction management, project management, or a related field, or equivalent relevant experience.
• Typically 10 or more years of major-project experience, including significant responsibility for BESS, power generation, substations, or complex electrical infrastructure.
• Strong knowledge of project execution, contracts, schedules, budgets, risk, quality, safety, and documentation applicable to the role.
• Ability to coordinate cross-functional teams and resolve complex technical, commercial, or execution issues.
• Strong written, verbal, analytical, organizational, and stakeholder-management skills.
• Proficiency with Microsoft Office applications and relevant role-specific project systems.
• Demonstrated commitment to safety, quality, integrity, and continuous improvement.
• Professional licensure or certification applicable to the discipline is preferred.
• Ability to travel to project, supplier, partner, or operating locations as required.