Principal Power Systems Engineer, AWS Global Energy in , us

Job Summary

Are you passionate about large power infrastructure systems? Do you love to innovate, discover, and apply your knowledge to advance world‑class power systems? We are seeking an experienced electrical engineer with extensive experience in power infrastructure design, including power and power systems, with a deep understanding of the physics and mathematics of energy systems to support our growing requirements for novel solutions to delivering power to AWS data centers.

Key Responsibilities

• You understand current and emerging scalable power and energy technologies, and how to apply them to solve emerging challenges in power system design
• You understand current trends in data center power demands and grid integration of large loads
• You have a deep understanding of analytical methods for evaluating power demands throughout the data center architecture and maximizing capacity and utilization
• You understand grid interconnection standards and requirements, including microgrid design and controls, and distributed energy resources
• You lead the team in developing test requirements to ensure solutions meet AWS's high standards for quality and availability and set the expectation for quality in the engineering team
• You oversee and plan engineering goals for key initiatives that support future projects and growth, building engineering strategies, conceiving, initiating, and leading projects with widespread impact on infrastructure design, innovation, and implementation
• You understand the design and functionality of the global data center fleet, including existing, upcoming, and unique site designs
• You provide input and direction to Data Center Engineering teams for design revisions for new data centers and to Field Engineering for operational data center upgrades to meet critical strategic requirements
• You review business cases and analysis models, including Total Cost of Ownership (TCO) and Return on Investment (ROI), to select projects and designs
• You decompose complex problems, new technologies, or topologies to distill underlying risks and benefits, identifying straightforward actionable solutions to reduce risk
• You create and lead the development of power configurations for different applications, including primary, temporary, or backup power
• You work independently and have frequent reviews with business leadership, other Principal Engineers, and Senior Engineers across AWS
• You actively facilitate the escalation of low‑level project and product issues to senior engineering and business leadership
• You work on concurrent projects in multiple geographical regions
• You lead and coach the engineering team through group forums and one‑on‑one coaching and mentoring to develop and promote top engineers within Amazon
• You maintain a positive attitude and offer creative, out‑of‑the‑box solutions
• You continuously learn, remain curious about how things work, and are willing to test and push new ideas
• You bring fun and work hard!

About the Team

The Power Solutions team creates and delivers product and engineering solutions for power and energy to help advance AWS's mission to deliver world‑leading cloud services. The team focuses on unlocking capacity growth, maintaining high infrastructure uptime, minimizing infrastructure costs, and advancing the Net‑Zero Carbon Climate Pledge.

Basic Qualifications

• 10+ years of experience with power systems and electrical design, with at least 5 years in data centers or high‑availability, mission‑critical applications
• Bachelor's Degree in Electrical Engineering or equivalent experience
• In‑depth knowledge of continuous, operating redundant electrical systems and power infrastructure, including uninterruptible power sources, medium and low voltage electrical switchgear, power distribution units, variable frequency drives, and automatic/static transfer switches
• Experience and knowledge of power equipment, systems, controls, including diesel generators, distributed energy resources, gas turbines, and battery energy storage systems
• Extensive experience in electrical power design, interpreting wiring diagrams, single and three‑line diagrams, P&ID drawings, sequence of operations, and electrical drawing packages, and failure mode analysis
• Experience leading cross‑functional technical teams and collaborating with multiple engineering disciplines
• Proficiency with electrical design tools and analysis software

Additional Qualifications

• Master's degree or Ph.D. in Electrical Engineering or related field
• 15+ years of direct experience with the design, construction, operation, or maintenance of mission‑critical data centers or power infrastructure
• Licensed Professional Engineer
• Familiarity with power flow studies, substation design, protection coordination, and utility interconnection requirements, emerging power and energy storage technologies, and power distribution for large‑scale mission‑critical facilities
• System Matter Expert level understanding of electrical equipment and designs related to data centers and power equipment
• Experience gathering, compiling, and analyzing data to identify availability and/or performance risks within the design and operations of critical power infrastructure, including data analysis methodologies and statistical techniques
• Ability to provide analyses that ensure data centers meet defined design requirements, including availability goals, power quality specifications, and predicted performance targets
• Experience developing solutions and executing plans on fast‑track design/build projects and/or multiple significant upgrade projects
• Experience with commissioning and/or performance testing of critical infrastructure and associated control systems for mission‑critical environments
• Experience with scripting (e.g., Python, R) or statistical/mathematical software (R, SAS, MATLAB, etc.) and machine learning or related optimization frameworks
• Excellent attention to detail and communication skills for maintaining high‑quality standards, setting priorities, meeting deadlines, and staying within budgets
• Leadership and problem‑solving skills

Benefits

Amazon offers a comprehensive benefits package including health insurance (medical, dental, vision, prescription), Basic Life & AD&D insurance with optional supplemental life plans, Employee Assistance Program, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, and Adoption and Surrogacy Reimbursement coverage. Other benefits include 401(k) matching, paid time off, and parental leave. Learn more about our benefits at

Salary

USA, VA, Herndon - 162,500.00 - 219,900.00 USD annually

USA, WA, Seattle - 162,500.00 - 219,900.00 USD annually

Equal Opportunity Employer

Amazon is an equal‑opportunity employer and does not discriminate on the basis of protected veteran status or any other legally protected status. If you require a workplace accommodation during the application or hiring process, please visit for more information.