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Commissioning Engineer Jobs in Seattle, WA (NOW HIRING)

CAI

Building Commissioning Engineer

Seattle, WA · On-site

$80K - $130K/yr

As a Commissioning Engineer, you will play a crucial role in ensuring the successful installation, startup, and testing of mechanical, electrical, plumbing, and control systems for complex projects.

CAI

Building Commissioning Engineer

Seattle, WA

As a Commissioning Engineer, you will play a crucial role in ensuring the successful installation, startup, and testing of mechanical, electrical, plumbing, and control systems for complex projects.

McKinstry

Commissioning Engineer

Seattle, WA · On-site +1

$76K - $122K/yr

The Opportunity with McKinstry We are currently seeking a Commissioning Engineer to join our growing Technical Services team. In this role, you will with support from Sr. Cx Engineer or Lead Cx ...

McKinstry

Commissioning Engineer

Seattle, WA · On-site

$76K - $122K/yr

The Opportunity with McKinstry We are currently seeking a Commissioning Engineer to join our growing Technical Services team. In this role, you will with support from Sr. Cx Engineer or Lead Cx ...

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All JobsCommissioning Engineer JobsCommissioning Engineer Jobs in Seattle, WA

Commissioning Engineer information

See Seattle, WA salary details

$45.5K

$117.7K

$188.3K

How much do commissioning engineer jobs pay per year?

As of Aug 31, 2026, the average yearly pay for commissioning engineer in Seattle, WA is $117,731.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,500.00 and $147,900.00 per year, depending on experience, location, and employer.

What is a commissioning engineer?

A commissioning engineer, or commission engineer, makes sure that all parts of an engineering project are designed and installed correctly. They can work in any engineering field, like electrical, civil, or mechanical. Their duties include inspecting sites and materials, making sure safety protocols are followed, scheduling installations, troubleshooting problems, and suggesting improvements to their employers.

What are some common challenges a commissioning engineer faces when starting on a new project site?

Commissioning Engineers often encounter challenges such as unfamiliar system layouts, incomplete documentation, and tight project deadlines when beginning work at a new site. They need to quickly understand the specific technical requirements and coordinate with multiple teams, including construction, design, and operations. Adaptability, strong communication skills, and attention to detail are crucial for troubleshooting issues and ensuring all systems function as intended before handover.

What are the key skills and qualifications needed to thrive as a commissioning engineer, and why are they important?

To thrive as a Commissioning Engineer, you need a solid background in engineering principles, system integration, and troubleshooting, usually supported by a bachelor's degree in engineering or a related field. Familiarity with industry-standard commissioning software, control systems (like PLCs and SCADA), and relevant safety certifications is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills distinguish top performers in this role. These skills are critical for ensuring that complex systems are installed, tested, and function according to design specifications, ultimately supporting project success and operational safety.

What is the difference between Commissioning Engineer vs Mechanical Engineer?

AspectCommissioning EngineerMechanical Engineer
CredentialsRelevant engineering degree, certifications in systems or project managementEngineering degree in mechanical engineering, possibly with professional licensure
Work EnvironmentOn-site at construction or industrial facilities, overseeing system startupDesign, analysis, and development in office or manufacturing settings
Industry UsageConstruction, industrial, energy, and infrastructure projectsManufacturing, automotive, aerospace, and product design

While both roles require engineering knowledge, a Commissioning Engineer focuses on testing and starting up systems on-site, ensuring they operate correctly. Mechanical Engineers typically work on designing and analyzing mechanical systems, often in office or factory environments. The roles complement each other in large projects but serve different phases of engineering processes.

Do commissioning engineers make good money?

Commissioning engineers typically earn competitive salaries that vary based on experience, location, and industry. They often have specialized skills in systems testing, troubleshooting, and project management, which can lead to higher compensation. In many regions, the median salary ranges from $70,000 to over $100,000 annually.

How much do commissioning engineers get paid?

Commissioning engineers typically earn between $60,000 and $100,000 annually, depending on experience, location, and industry. Salaries can increase with certifications, specialized skills, and years of experience in the field.
More about Commissioning Engineer jobs

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The top searched job categories for Commissioning Engineer jobs in Seattle, WA are:

Commissioning Engineer jobs near you
Infographic showing various Commissioning Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $117,797 per year, or $56.6 per hour.

Building Commissioning Engineer

CAI

Seattle, WA • On-site

$80K - $130K/yr

Full-time

Medical, Life, PTO

Re-posted 8 hours ago

Job description

We are seeking a highly skilled and detail-oriented Commissioning Engineer to join our team. As a Commissioning Engineer, you will play a crucial role in ensuring the successful installation, startup, and testing of mechanical, electrical, plumbing, and control systems for complex projects. This is an exciting opportunity to be involved in all stages of capital construction project delivery and ensure that all systems meet the required specifications, quality standards, and safety regulations.
 
Key Responsibilities:
  • Oversee and execute the commissioning process of MEP and control systems for projects.
  • Conduct thorough inspections, testing, and troubleshooting of equipment and systems to ensure they meet design specifications.
  • Develop and implement detailed commissioning plans, including testing schedules, procedures, and required documentation.
  • Develop system specific Pre-Functional Checklists and Functional Performance Test protocols. 
  • Assist with design review of MEP systems. 
  • Assist with coordination of field activities and work alongside technicians and trade partners during the construction and testing phases.
  • Perform functional performance tests to verify system performance against design parameters.
  • Troubleshoot and resolve any issues during the commissioning process to ensure systems operate efficiently and safely.
  • Prepare and review test reports, commissioning documentation, and final project handover packages.
  • Ensure compliance with relevant codes, standards, and safety regulations.
  • Assist the project manager with commissioning deliverable and activity tracking.
  • Collaborate with project managers, engineers, and other stakeholders to ensure smooth project execution and timely delivery.
  • Maintain detailed records of commissioning activities and results for future reference.
 
Qualifications:
  • Bachelor's degree in Engineering (Electrical, Mechanical, or related field).
  • Proven experience as a Commissioning Engineer, preferably in life sciences, semiconductors, or other mission critical industries.
  • Strong knowledge of electrical, mechanical, and control systems.
  • Familiarity with commissioning procedures, testing methodologies, and industry standards.
  • Proficiency in reading and interpreting technical drawings and specifications.
  • Excellent troubleshooting, problem-solving, and analytical skills.
  • Ability to work independently and as part of a team in a fast-paced environment.
  • Strong communication skills, both written and verbal.
  • Attention to detail and a strong commitment to safety and quality.
  • Ability to travel to job sites as required, including travel out of state, as needed. 
  • Preferred Skills:
  • Certifications in relevant fields (such as CCP, CxA, BCxA, LEED, PMP, etc)
  • Experience with specific commissioning/construction software and tools such as Cx Alloy, Kneat, Procore, ACC, Bluebeam, etc
  • Knowledge of industry-specific standards and regulations.
 
About CAI
CAI was established in 1996, that has grown year over year to more than 800 people worldwide. We provide commissioning, qualification, validation, start-up, project management and consulting services related to operational readiness to FDA regulated and other mission critical industries.
 
Are You Ready?
Our approach is simple; we put the client's interests first, we do not stop until it is right, and we will do whatever it takes to get there.
We are committed to living our Foundational Principles, both professionally and personally:
We act with integrity
We serve each other
We serve society
We work for our future
 
Benefits
Our full-time positions offer competitive compensation and benefits which include: 24 days PTO and 5 sick days per year, health insurance at extremely low cost to employee, financial support for both internal and external professional education as well as 70% long term disability paid for by the company.
#LI-MV1 #MISSIONCRITICAL
$80,000 - $130,000 a year
Average base salary range - not including benefits, and potential overtime and/or Cost of Living Adjustment.
 
CAI Benefits:
Comprehensive Health Insurance coverage
24 days of Paid Time Off
Company paid Life Insurance
Company paid Long Term Disability
We are an equal opportunity employer; we are proud to employ veterans and promote diversity and inclusion in our workplace. Diversity is a strength for our global company. We pledge that CAI will be operated in a way that is fair and equitable to all - our employees, our customers, and the broader society.
 
This job description is not all inclusive and you may be asked to do other duties. CAI will also consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of the Fair Chance Act (FCA) / Fair Chance Ordinance (FCO). 
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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