HV Substation Commissioning Engineer – Amazon Commissioning Team (ACx)

Filled
February 11, 2026
Apply Now

Job Description

Company: Amazon Web Services (AWS)
Location: Herndon, VA, USA
Employment Type: Full-Time
Department: AWS Infrastructure Services
Salary Range: $116,800 – $160,000 USD annually
Job Category: Engineering | Data Center Infrastructure | Electrical Engineering

🌐 About AWS Infrastructure Services

AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. We are the team that keeps the cloud running.

We support AWS data centers worldwide, including servers, storage, networking, power, and cooling systems — ensuring customers have uninterrupted access to the cloud services they rely on.

We tackle some of the most complex infrastructure challenges at global scale and are looking for talented engineers who want to help power the cloud.

⚡ Role Overview

AWS is seeking a High Voltage (HV) Substation Commissioning Engineer to join the AMER Amazon Commissioning (ACx) Team. This role is responsible for commissioning and driving innovation in Medium Voltage (MV) and High Voltage (HV) electrical infrastructure supporting AWS’s rapidly expanding data center footprint.

This position is based in Herndon, VA, and requires travel.

You will oversee multi-disciplinary commissioning activities for critical infrastructure construction and special projects while ensuring compliance with Amazon standards for safety, quality, and performance.

🛠 Key Responsibilities

Commissioning & Project Oversight

  • Oversee and coordinate pre-commissioning and commissioning of Amazon critical infrastructure projects.
  • Manage and support vendors throughout commissioning phases.
  • Provide multi-disciplinary input into project scheduling, design, and planning.
  • Lead concurrent projects to meet aggressive delivery timelines.
  • Audit commissioning activities to ensure environmental, safety, and quality compliance.
  • Report commissioning progress and metrics to the ACx Regional Manager.

Systems Involved

  • Low, Medium & High Voltage Power Systems
  • AIS/GIS Switchgear
  • Power Transformers
  • DC Systems
  • Relays & Instrument Transformers
  • Grounding Systems
  • Generators & UPS
  • HVAC & Chilled Water Systems
  • BMS & EPMS
  • AWS Proprietary Systems

Documentation & Technical Review

  • Review commissioning documents for compliance with basis of design and project standards.
  • Develop and review pre-functional checklists, startup procedures, and functional test scripts.
  • Evaluate vendor submittals and sequences of operation.
  • Provide technical feedback aligned with Amazon standards.

🏗 Physical Requirements

  • Walk job sites in uneven terrain
  • Work at heights and from ladders
  • Lift/move up to 49 lbs (group lifts for 50+ lbs)
  • Work extended shifts including nights and weekends
  • Work in hot, cold, or noisy environments
  • Manipulate small wires and equipment
  • Respond to emergency off-hour calls
  • Perform troubleshooting using handheld diagnostic equipment

🎓 Basic Qualifications

  • 5+ years of engineering, installation, startup, or commissioning experience in HV/MV substation electrical systems
  • Bachelor’s degree in Electrical Engineering OR 5 years of relevant discipline experience
  • Strong ability to review and interpret:
    • Electrical drawings & specifications
    • Control diagrams
    • Test scripts & checklists
    • Vendor submittals
    • Sequences of operation
  • Experience developing MV/HV/EHV:
    • Pre-functional checklists
    • Startup procedures
    • Functional test scripts
  • Vendor management experience
  • Knowledge of AIS/GIS switchgear, relays, transformers, grounding systems

⭐ Preferred Qualifications

  • Advanced Microsoft Office (Word, Excel, Outlook)
  • SharePoint (or similar systems)
  • Advanced knowledge of mechanical, electrical & controls systems for critical infrastructure
  • Strong communication and organizational skills
  • Ability to work effectively in high-pressure environments
  • Experience developing and executing test procedures based on design intent
  • Ability to read and edit construction documentation

👥 About the ACx Team

The Amazon Commissioning (ACx) Team ensures AWS data centers operate at the highest standards of reliability, safety, and performance.

At AWS, we:

  • Pioneer cloud computing innovation
  • Support customers from startups to Global 500 enterprises
  • Promote work-life harmony
  • Encourage diverse experiences and career paths
  • Provide mentorship and continuous learning opportunities
  • Foster inclusion through employee-led affinity groups

💰 Compensation & Benefits

Base Salary Range:
Herndon, VA – $116,800 to $160,000 USD annually

Total compensation includes:

  • Sign-on bonus
  • Restricted Stock Units (RSUs)
  • Comprehensive healthcare (medical, dental, vision)
  • Mental health support & EAP
  • 401(k) matching
  • Paid time off & parental leave
  • Adoption & surrogacy reimbursement
  • Flexible Spending Accounts

🌎 Equal Opportunity Statement

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Workplace accommodations are available during the application and hiring process: