New

Commissioning Process Engineer

SCS Engineers

USD $90,000.00 - USD $135,000.00 /Yr.

parental leave, paid holidays, 401(k)

United States, California, Long Beach

3900 Kilroy Airport Way (Show on map)

Dec 20, 2025

Commissioning Process Engineer

Location

US-CA-Long Beach

Category

Experienced Engineer - Professional and/or Project Management

Position Type

Full Time Regular

What we are looking for

SCS Engineers is looking for a Commissioning Process Engineer. You will be responsible for the execution, troubleshooting, validation, commissioning, and startup activities for process systems on large-scale EPC (Engineering, Procurement, and Construction) projects. You will ensure systems are installed, tested, and transitioned into operational service in alignment with design specifications, safety standards, and client expectations. You will collaborate with cross-functional teams to troubleshoot issues, optimize performance, and ensure successful project delivery. You will be based in our Long Beach Headquarters ideally (hybrid) and will be traveling to project sites across the U.S. about 50% of the time.

How you can make an impact

Develop and implement commissioning plans and procedures for process systems.

Review and interpret P&IDs, process flow diagrams, control logic documents, and cause & effect diagrams to ensure accurate system configuration.
Coordinate with engineering, construction, and operations teams to ensure systems are ready for commissioning.
Execute system startup activities, review and coordination of prestart-up checklists, including functional testing and performance validation of both vendor supplies and company supplied equipment and systems.
Identify and troubleshoot process system issues during startup; recommend and implement corrective actions.
Hands on operation of control screens for commissioning, operation, & optimization of system performance.
Minor electrical and mechanical physical trouble shooting.
Validate system performance against design criteria and operational requirements.
Document commissioning activities, test results, and system readiness.
Ensure compliance with safety standards, environmental regulations, and client specifications.
Provide technical support and training to operations personnel during system handover.

Qualifications

Bachelor's degree in Chemical Engineering, Mechanical Engineering, or related engineering major required.
Minimum of 10 years of experience in commissioning or process engineering, preferably in EPC projects required.
Willingness and ability to travel extensively to project sites 50%+.
Experience with startup and troubleshooting of industrial process systems.
Professional Engineering (PE) license or certification is a plus.
Familiarity with commissioning software tools, SCADA * PLC operation & troubleshooting as well as documentation platforms.
Valid driver's license with a driving record in good standing.

Pay Range

USD $90,000.00 - USD $135,000.00 /Yr.

Additional Information

Please note that our pay ranges are determined by several factors, including relevant experience, internal pay equity, and location. They do not include any of the amazing benefits of being an employee-owner, which are listed below.

Whether it's reducing methane emissions at agricultural facilities and landfills, repurposing contaminated properties, producing alternative energy, or sequestering carbon, we've been focused on finding smart climate solutions and improving the natural environment since our inception over 55 years ago. Join our 100% employee-owned firm and start creating your own legacy.

As a growing firm, we offer excellent opportunities for career advancement and a comprehensive package, including:

Medical, Dental, Vision, Life and Disability Insurance
100% employer- funded Employee Stock Ownership Plan (ESOP) and 401K including employer match
Annual Bonus Program
Student Debt Employer Contribution Program
Paid holidays, PTO and Paid Parental Leave

SCS Engineers is an Equal Opportunity Employer (EOE). SCS provides equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran or disabled status.

If you have questions, difficulty using our online system and/or you need an accommodation due to a disability then please contact us about your interest in employment at recruiting@scsengineers.com.

Pursuant to the Los Angeles County Fair Chance Ordinance and the California Fair Chance Act, SCS does not conduct criminal background checks until after a conditional job offer has been extended. All qualified Applicants with arrest or conviction records will be considered for employment. You can find a list of job duties of the specific job position you have applied, which SCS reasonably believes that criminal history may have a direct, adverse and negative relationship that could lead to the withdrawal of a conditional offer of employment after background checks are completed.