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$51K

$96.7K

$125.5K

How much do project commissioning engineer jobs pay per year?

As of Jun 11, 2026, the average yearly pay for project commissioning engineer in the United States is $96,653.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,000.00 and $108,000.00 per year, depending on experience, location, and employer.

What are the biggest challenges a Project Commissioning Engineer typically faces during the handover phase of a project?

One of the main challenges Project Commissioning Engineers encounter during the handover phase is ensuring all systems are fully operational and meet the specified requirements while coordinating with multiple stakeholders, such as contractors, operations teams, and clients. This often involves managing last-minute adjustments, troubleshooting issues, and documenting all testing and commissioning activities accurately. Effective communication and organizational skills are crucial to navigate tight deadlines and ensure a seamless transition to the operations team. Additionally, maintaining safety and compliance standards under pressure is essential during this critical project stage.

What is the difference between Project Commissioning Engineer vs Mechanical Engineer?

AspectProject Commissioning EngineerMechanical Engineer
CredentialsBachelor's in engineering, certifications in commissioning or project managementBachelor's in mechanical engineering, professional engineering license often preferred
Work EnvironmentOn-site during startup, testing, and commissioning phases of projectsDesign, analysis, and development in offices or labs, with site visits
Industry UsageConstruction, energy, manufacturing projects during system startupProduct design, manufacturing, and maintenance in various industries

The main difference is that a Project Commissioning Engineer focuses on testing, startup, and ensuring systems operate correctly during project completion, while a Mechanical Engineer is involved in designing and analyzing mechanical systems. Both roles require engineering credentials, but their daily tasks and work environments differ significantly.

What are Project Commissioning Engineers?

Project Commissioning Engineers are professionals responsible for ensuring that systems and equipment in a project are designed, installed, tested, and operated according to the client’s requirements and industry standards. They play a crucial role in verifying that all components of a project function together as intended before it is handed over for operational use. Their work includes planning and coordinating commissioning activities, troubleshooting issues, and documenting results to ensure safety, quality, and efficiency.

What are the key skills and qualifications needed to thrive as a Project Commissioning Engineer, and why are they important?

To thrive as a Project Commissioning Engineer, you need a solid background in engineering principles, project management, and commissioning processes, typically backed by a relevant engineering degree or certification. Familiarity with commissioning software, control systems, and safety standards such as ISO or ASHRAE guidelines is essential. Strong problem-solving, communication, and organizational skills help coordinate teams and resolve issues efficiently. These competencies ensure projects are delivered safely, on time, and to required specifications, minimizing risks and maximizing performance.
More about Project Commissioning Engineer jobs
What are the most commonly searched types of Project Commissioning Engineer jobs? The most popular types of Project Commissioning Engineer jobs are:
What job categories do people searching Project Commissioning Engineer jobs look for? The top searched job categories for Project Commissioning Engineer jobs are:
Project Commissioning Engineer jobs near you
Infographic showing various Project Commissioning Engineer job openings in the United States as of June 2026, with employment types broken down into 64% Full Time, and 36% Part Time. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $96,653 per year, or $46.5 per hour.
Commissioning Engineer, Amazon Commissioning

Commissioning Engineer, Amazon Commissioning

Amazon

Herndon, VA • On-site

Full-time

Posted 19 hours ago

Amazon rating

7.4

Company rating: 7.4 out of 10

Based on 6,839 frontline employees who took The Breakroom Quiz

6th of 39 rated national retailers

Job description

As a Data Center Commissioning Engineer (CxE), you will be part of highly creative, efficient team tasked with tackling fascinating and challenging problems building and supporting the operations of Amazon owned data centers. The Amazon Commissioning team (ACx) understands, evaluates, defines and manages the expectations of construction quality in accordance to engineering designs to meet the customer requirements. The CxE is responsible for supporting vendors, contractors, and other teams involved in the construction and commissioning of various systems such as:
- Medium and low voltage power systems Generators
- UPS
- HVAC (Air Handlers / Exhaust Fans / VFD)
- Chilled Water Systems
- Building Management systems (BMS)
- Electrical Power Monitoring Systems (EPMS)
- Testing and balancing
- Pumps and Hydronic systems
Key job responsibilities
As the Commissioning Engineer (CxE), you will provide testing and validation oversight of AWS data center electrical and mechanical infrastructure.

This includes, but not limited to, review of design documents and equipment submittals, leading Factory Witness Testing (FWT), and managing third-party commissioning vendors in the performance of onsite pre-functional, functional, and integrated systems testing. You will own your projects' successes where you had to Deep Dive to resolve technical issues and had Bias for Action to address schedule impacts and coordination demands onsite. You will share your lessons learned leading towards team growth and program improvements.
You will get the opportunity to provide multi-discipline input into the scheduling, test script development, designing, and planning of projects

During commissioning, you will be continuously auditing Cx vendors' activities to ensure compliance with environmental, quality, and safety requirements. Following the AWS project reporting format, you will be responsible for regular reporting of commissioning progress and metrics of assigned project to your Regional Commissioning Manager. You will have the opportunity to lead several projects simultaneously to achieve key milestones and deliver data center capacity, while managing the project budget as approved by Finance.
A day in the life
On a typical project, the CxE works across AWS engineering, capacity delivery, operations, and contractor teams to coordinate site activities, prioritize tasks, and ensure each issue has clear path to resolution

The CxE manages the project commissioning vendor whose primary scope is to execute functional tests, identify issues, determine criticality, propose solutions, and document their findings. If project turnover is at risk, the CxE escalates to the appropriate stakeholders. Upon project completion, the CxE will communicate lessons learned to help peers on similar projects in flight and participate in initiatives that drive improvement to the commissioning program.
About the team
The AWS Data Center Commissioning Team (ACx) is a wholly independent business within the DCGS organization

This team of veteran professional Electrical Engineers, Mechanical Engineers, Controls Engineers, Project Managers, and Operators is uniquely positioned to provide detailed engineering and operational review and testing of equipment designs, operational functionality and construction practices. The team is focused on ensuring the rapid delivery of a quality product while maintaining full transparency, recording metrics of any and every defect discovered during commissioning.

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About Amazon

Sourced by ZipRecruiter

Amazon.com, Inc., commonly known as Amazon, is an American multinational technology company. It was founded by Jeff Bezos in 1994 and initially started as an online marketplace for books. Since then, Amazon has expanded its operations and become one of the largest e-commerce companies in the world. Amazon's primary business is its online retail platform, where customers can purchase a vast array of products, including electronics, clothing, books, home goods, and much more. The company offers a convenient and user-friendly shopping experience, with features such as fast shipping, customer reviews, and personalized recommendations. In addition to its e-commerce platform, Amazon has diversified its business into various other areas. One of its notable ventures is Amazon Web Services (AWS), a comprehensive cloud computing platform that provides services such as storage, compute power, and database management to individuals and businesses. AWS has become a leader in the cloud computing industry, powering many websites and applications worldwide. Amazon has also developed its own consumer electronics, including the popular Amazon Kindle e-reader, Fire tablets, Fire TV streaming devices, and the Alexa-powered Echo smart speakers. The Alexa voice assistant, integrated into these devices, allows users to interact with their devices using voice commands, perform tasks, and access information. Furthermore, Amazon has expanded into media and entertainment. It operates Prime Video, a streaming service that offers a wide range of movies, TV shows, and original content. Amazon Music provides a platform for streaming and purchasing digital music, while Audible offers audiobooks and other audio content. The company's commitment to customer satisfaction and convenience is demonstrated by its membership program, Amazon Prime. Prime members receive various benefits, including free two-day shipping, access to streaming services, exclusive deals, and more.

Industry

It services, book publishers, retail, real estate and computer and electronic product manufacturing

Company size

10,000+ Employees

Headquarters location

Seattle, WA, US

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