Senior Field Engineer

Are you ready to be part of a company that'snot just talking about the future, but actively shaping it? Join The AES Corporation, the largest US-based global power company witha teamof 8,300employees across 12 countries.

AES has been
ranked #1 byBloombergNEF
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 weoperate. 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. Ifyou'reready to be part of a company that'snot just adapting to change, but driving it, AES is the place for you. We'renot just building a more sustainable future, we’re powering it.

AES is seeking an experienced and highly motivated Senior Field Engineer to lead field execution, testing, and commissioning activities at the National Laboratory of the Rockies (NLR), AES's advanced technology validation and demonstration facility. This individual will play a critical role in evaluating emerging energy technologies, supporting first-of-kind deployments, and accelerating the transfer of innovative solutions from concept to commercial application, working alongside subject matter expertise in emerging technologies and advanced grid integration solutions on technology validation.

The Senior Field Engineer will implement and operate field test programs, commission new technologies, troubleshoot complex systems, maintain testbed infrastructure, and document lessons learned for broader deployment across AES. The role combines hands‑on technical execution, project leadership, vendor collaboration, and innovation-driven problem solving.

This position is ideal for an engineer who enjoys working with cutting‑edge technologies, solving difficult technical problems, and operating in a dynamic environment where requirements evolve as new opportunities emerge.

• Lead field execution of technology validation programs at the NLR test facility.
• Design, build, and implement test setups for emerging energy technologies, including battery energy storage systems, inverters, controls, and other advanced power system equipment.
• Convert test objectives into safe, efficient, and executable field test plans.
• Prepare equipment, instrumentation, wiring, communications, and data acquisition systems required for testing activities.
• Execute tests and demonstrations while ensuring adherence to safety requirements and test procedures.
• Collect, organize, analyze, and report test data and findings.
• Develop test reports, lessons learned documents, technical summaries, and recommendations for future deployments.
• Manage multiple test campaigns simultaneously and prioritize activities in a fast‑paced environment.

• Lead commissioning activities for first-of-kind and pilot technology deployments at the testbed and project sites.
• Collaborate with vendors, contractors, AES engineering teams, laboratory personnel, and third‑party specialists during commissioning activities.
• Develop commissioning plans and procedures.
• Verify equipment functionality, communications, controls, safety systems, and operational performance.
• Identify, troubleshoot, and resolve commissioning issues…