Cryogenic Tank Technician — Industrial Gas Systems

Core Group Resources; Houston (TX); On-site; USD 52,000 - 78,000; Full time

Job summary

Core Group Resources in Houston is seeking skilled Cryogenic Technicians to perform hands-on inspection, troubleshooting, maintenance, repair, testing, and reconditioning of cryogenic and industrial gas equipment. The role covers tanks, pressure vessels, valves, piping, vacuum systems, pumps, and related components.

The ideal candidate will have 3+ years of hands-on cryogenic experience, familiarity with LOX, LNG, hydrogen systems, and strong safety practices.

Qualifications

• 3+ years of hands-on experience with cryogenic equipment, industrial gases, vacuum systems, or similar equipment.
• Experience with LOX, LIN, LNG, LH2, CO2, hydrogen, or comparable industrial/cryogenic gas systems is highly desirable.
• Proven experience repairing cryogenic tanks, trailers, ISO tank containers, portable tanks, cylinders, or bulk gas systems is strongly preferred.
• Working knowledge of vacuum systems, pumps, leak detection, and helium mass spectrometer testing.
• Mechanical troubleshooting related to pumps, valves, piping, fittings, and pressure containment equipment.
• Basic electrical troubleshooting capabilities related to industrial systems.

Responsibilities

• Inspect, troubleshoot, repair, rebuild, and test cryogenic and industrial gas equipment.
• Perform maintenance and repair of cryogenic tanks/containers, pressure vessels, piping, valves, pumps, fittings, and related components.
• Diagnose vacuum loss and carry out troubleshooting and repairs on vacuum systems.
• Conduct leak detection and vacuum testing, with helium mass spectrometer testing experience desirable.
• Repair and rebuild cryogenic and vacuum pumps and associated equipment.
• Troubleshoot electrical components, wiring, switches, controls, and instrumentation linked to industrial gas systems.
• Assemble, fit, install, modify, and recondition mechanical components using precision tools.
• Execute pressure and hydrostatic testing as required.
• Work safely with lifting, rigging, cranes, and other material-handling equipment.
• Perform fabrication tasks including tubing, piping, welding, brazing, or orbital welding when qualified.
• Follow safety protocols, quality standards, inspections, and documentation procedures.
• Accurately document inspections, repairs, testing, parts, and work completion in the operating system.
• Communicate effectively with supervisors, team members, and customers regarding repairs and technical findings.

Skills

Cryogenic equipment

Troubleshooting

Mechanical skills

Reading schematics

Safety awareness

Team collaboration

Electrical troubleshooting

Education

Technical schooling

Military training

College education

Job description

Core Group Resources in Houston is seeking skilled Cryogenic Technicians to perform hands-on inspection, troubleshooting, maintenance, repair, testing, and reconditioning of cryogenic and industrial gas equipment. The role covers tanks, pressure vessels, valves, piping, vacuum systems, pumps, and related components.

The ideal candidate will have 3+ years of hands-on cryogenic experience, familiarity with LOX, LNG, hydrogen systems, and strong safety practices.