Piping Superintendent at AP4 Group – Port Arthur, Texas

AP4 Technical Services is seeking an Electrical & Instrument Specialist

From routine maintenance to urgent intervention, AP4 delivers turbine, control and excitation parts and services that keep your power plant operating safely, efficiently and without interruption. Our specialists work across legacy and modern systems to diagnose issues quickly, extend asset life and minimize downtime – whether you need a single critical component or a fully integrated service solution. With deep technical expertise and a responsive support model, AP4 helps you stay online, on schedule and in control, no matter what challenges arise. We are currently seeking a qualified Piping, Turbine & Compressor Superintendent to join our team!

What are your responsibilities?

The Piping, Turbine & Compressor Superintendent is responsible for supervising, inspecting, and coordinating all piping installation activities associated with gas turbines, compressors, and balance-of-plant systems to ensure safe, reliable, and efficient execution in accordance with approved OEM procedures, project specifications, and applicable codes and standards.

This role supports work planning, installation verification, pressure testing, system walkdowns, and mechanical completion while maintaining alignment with construction schedules, installation sequencing, and system turnover priorities.

What will you do?

• Lead field oversight of piping installation activities in support of turbine and compressor installation scopes, including fit-up verification, flange management, bolt-up, and final reinstatement.
• Plan and coordinate daily piping activities in line with mechanical work plans, look-ahead schedules, and system turnover priorities.
• Ensure installation is performed in accordance with:
• ASME B31.3
• API 570
• Project specifications
• Approved drawings and isometrics
• Verify correct installation and setting of pipe supports and spring hangers; anchors, guides, and restraints
• Temporary supports and shipping restraints removal
• Interface with turbine and compressor installation teams to:
• Maintain OEM nozzle load limits
• Protect equipment alignment
• Support flushing, cleaning, and test readiness
• Monitor welding activities and ensure compliance with: Approved WPS and procedures; Welder qualifications
• Fit-up and joint acceptance criteria
• Coordinate and witness NDE/NDT activities and ensure timely release for testing and reinstatement.

Why you’ll love working at AP4!

• Medical, dental, prescription and vision coverage available on your first day of employment!
• Life insurance up to two times your annual salary.
• Health Savings Account Employer Contribution of $1500 for individuals or $3000 for families who enroll in a high-deductible health plan.
• Telehealth benefits.
• Matching 401(k) plan.
• Competitive paid time off plan and 10 paid holidays.

What do you need to qualify for this role

• Trade qualification or technical certification in Mechanical / Piping discipline preferred.
• 5+ years of experience in: Power generation, LNG, Oil & Gas
• Preferred Certifications: API 570, SWIP, ASME code knowledge
• Turbine/compressor installation projects
• Strong knowledge of: Piping installation practices, Rotating equipment interface requirements, Welding and NDT processes, Pressure testing and reinstatement
• Mechanical completion and turnover processes
• Ability to interpret: P&IDs, Isometrics, GA drawings, EM installation manuals
• Strong organizational, coordination, and communication skills.
• Ability to work in a multi-discipline construction environment and support schedule-driven execution.

AP4 Group LLC is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.