Commissioning Engineer

Atlantach Technical Services; Chandler (AZ); On-site; USD 80,000 - 100,000; Full time

Job summary

Atlantach Technical Services is seeking a Process Commissioning Engineer in Chandler, AZ. The ideal candidate will have a Bachelor’s degree in engineering and over 5 years of commissioning experience in high-tech facilities. Responsibilities include reviewing P&IDs, leading performance testing, and maintaining commissioning documentation. Applicants should possess strong knowledge of process utility systems and effective communication skills. Join a team focused on technical excellence and safety in a supportive environment.

Qualifications

• 5+ years of commissioning experience on semiconductor, life sciences, or other high-tech facilities.
• Ability to read and interpret P&IDs, control narratives, commissioning procedures, and specifications.
• Familiarity with structured commissioning methodologies (Levels 1–5).

Responsibilities

• Review and interpret P&IDs, process flow diagrams, and equipment data sheets.
• Lead or witness functional performance testing and verify system performance.
• Complete commissioning check sheets and maintain FAT/SAT records.

Skills

Process utility systems knowledge

Technical documentation skills

Communication skills

Coordination abilities

Education

Bachelor’s degree in engineering

Job description

Atlantach Technical Services is an engineering and technical solutions company specializing in Construction Management, Project Management, Commissioning and Operations & Maintenance.

Industries we work in

Worldwide Operations

Ireland | Europe| USA

Join Our Team

At Atlantach Technical Services, Ambition drives us to continuously improve and grow. Teamwork strengthens the collaboration and respect. Success is achieved together. Join us in shaping your career, where ambition is realised, teamwork is at our core and success is celebrated.

We are seeking to hire a Process Commissioning Engineer to join our company in Chandler, AZ. The Process Cx Engineer verifies that all process utilities and specialty systems are installed, started up, tested, and ready for safe operational use.

These systems include those relates to Process Gases, Process Chemicals, Ultra-Pure Water (UWP), Waste Systems, Exhaust Systems, Utilities, and Tool Hook-Up.

Duties and Responsibilities:

Design & Specification Review

• Review and interpret P&IDs, process flow diagrams, isometrics, and equipment data sheets
• Review vendor submittals and commissioning procedures
• Verify correct installation of systems and components
• Perform walkdowns and generate punch lists
• Witness pressure testing, flushing, cleaning, and drying
• Support loop checks, valve stroke checks, and instrument calibration verification
• Coordinate and support vendor-led start‑up activities

Level 4 Functional Testing

• Lead or witness functional performance testing
• Verify system alarms, interlocks, shutdowns, and permissives
• Confirm system performance (pressure, flow, temperature, conductivity, purity, chemical concentration)
• Test redundancy, duty/standby changeover, and failure scenarios
• Validate control sequences in coordination with BMS, SCADA, and PLC teams

Level 5 Integrated Testing

• Support integrated systems testing under operational load
• Verify interaction between process utilities, exhaust systems, abatement, life safety, and tool interfaces
• Support recovery testing following power loss, EPO events, utility failures, and alarm scenarios

Documentation & Turnover

• Complete commissioning check sheets and test scripts
• Maintain FAT/SAT records and redline documentation
• Track and close punch lists
• Compile system turnover packages
• Prepare final commissioning and close‑out reports

Authority

• You have authority to stop the job if you feel there is an unsafe work practice which could result in a risk of injury, have an environmental impact or risk to equipment and other personnel.
• Carry out your duties to meet Quality, Safety and Environmental requirements at all times.

Requirements

• Bachelor’s degree in engineering (Chemical, Mechanical, Electrical, or related discipline) preferred
• 5+ years of commissioning experience on semiconductor, life sciences, or other high‑tech facilities
• Strong working knowledge of process utility systems and cleanroom support infrastructure
• Ability to read and interpret P&IDs, control narratives, commissioning procedures, and specifications
• Familiarity with structured commissioning methodologies (Levels 1–5)
• Strong coordination, reporting, and technical documentation skills
• Ability to work independently and communicate effectively with clients, contractors, and vendors