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Hydro Testing Jobs in California (NOW HIRING)

System nitrogen charging, hydro testing, and functional/operational testing of related systems. * Torpedo strike down equipment, including lift and dogging hatch actuator cylinders. * Various types ...

System nitrogen charging, hydro testing, and functional/operational testing of related systems. * Torpedo strike down equipment, including lift and dogging hatch actuator cylinders. * Various types ...

System nitrogen charging, hydro testing, and functional/operational testing of related systems. * Torpedo strike down equipment, including lift and dogging hatch actuator cylinders. * Various types ...

Plant Manager

Santa Fe Springs, CA · On-site

$110K - $135K/yr

Familiar with Hydro-testing procedures and record keeping if applicable for the plant. * Must be able to perform the duties of each position within the operations facility. Preferred Qualifications:

Familiar with Hydro-testing procedures and record keeping if applicable for the plant. * Must be able to perform the duties of each position within the operations facility. Preferred Qualifications:

Perform Pneumatic and Hydro Proof testing * Supports the shop standard of a clean and well-organized shop based on 5S regulations Minimum Qualifications * High school diploma or equivalency ...

Perform Pneumatic and Hydro Proof testing * Supports the shop standard of a clean and well-organized shop based on 5S regulations * High school diploma or equivalency certificate * 5+ years of ...

Test Technician

Mojave, CA · On-site

$40 - $55/hr

Perform Pneumatic and Hydro Proof testing * Supports the shop standard of a clean and well-organized shop based on 5S regulations Minimum Qualifications * High school diploma or equivalency ...

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Hydro Testing information

See California salary details

$13

$24

$39

How much do hydro testing jobs pay per hour?

As of Jun 27, 2026, the average hourly pay for hydro testing in California is $25.00, according to ZipRecruiter salary data. Most workers in this role earn between $19.90 and $28.22 per hour, depending on experience, location, and employer.

What is the difference between Hydro Testing vs Pipe Fitter?

AspectHydro TestingPipe Fitter
CertificationsHydro Test Certification, Safety TrainingPipe Fitting Certification, Safety Training
Work EnvironmentIndustrial plants, pipelines, pressure vesselsConstruction sites, industrial plants, piping systems
Job FocusTesting pressure integrity of systemsAssembling, installing, and maintaining piping

Hydro Testing involves inspecting pressure vessels and pipelines for leaks by filling them with water under pressure, ensuring safety and compliance. Pipe Fitters focus on installing and maintaining piping systems in various industrial settings. While both roles require safety training and certifications, Hydro Testing emphasizes pressure testing procedures, whereas Pipe Fitters specialize in pipe assembly and installation.

How much do hydrotest operators make in the US?

Hydrotest operators in the US typically earn between $20 and $30 per hour, with annual salaries ranging from approximately $40,000 to $60,000. Wages can vary based on experience, certifications, and the complexity of the testing environment.

What are some typical challenges faced during hydro testing, and how can they be addressed on the job?

During hydro testing, professionals often encounter challenges such as identifying leaks under pressure, ensuring all equipment is properly calibrated, and maintaining strict safety protocols. These challenges can be addressed by thorough pre-test inspections, clear communication with team members, and adhering to standardized procedures. Regular training and close collaboration with engineers and safety officers also help ensure tests are conducted efficiently and safely. Being proactive and detail-oriented is key to overcoming these common hurdles.

What jobs pay 2000 a day?

In the context of hydro testing, high-paying jobs such as senior project managers, specialized inspectors, or experienced field engineers can earn around $2,000 per day, especially with extensive certifications and experience. These roles often require advanced skills, safety training, and the ability to work in demanding environments. Compensation varies based on location, project scope, and industry demand.

What is hydro testing?

Hydro testing, short for hydrostatic testing, is a process used to check the strength and leak-resistance of pressure vessels, pipelines, and other components by filling them with water and pressurizing them to specified levels. This test ensures that the equipment can safely operate under normal and extreme conditions without failure. Hydro testing is commonly performed in industries such as oil and gas, chemical processing, and manufacturing to comply with safety standards and regulations.

What jobs pay 10,000 a month without a degree?

Hydro testing jobs can pay around $10,000 per month for experienced technicians, especially those with specialized skills, certifications, and the ability to work overtime or in remote locations. High-paying roles often require technical knowledge, safety training, and physical endurance, but they do not always require a college degree.

What are the key skills and qualifications needed to thrive as a Hydro Testing Technician, and why are they important?

To excel as a Hydro Testing Technician, you need a solid understanding of pressure testing procedures, mechanical aptitude, and familiarity with safety regulations, often supported by a high school diploma or technical training. Experience with hydrostatic testing equipment, pressure gauges, and sometimes certifications such as OSHA or NDT are typically required. Attention to detail, strong problem-solving abilities, and effective teamwork are crucial soft skills for this role. These competencies ensure accurate test results, maintain workplace safety, and help prevent equipment failures in industrial and construction environments.

What does a hydro tester do?

A hydro tester inspects pressure vessels, pipelines, and equipment by filling them with water and applying pressure to check for leaks, weaknesses, or defects. The job requires knowledge of safety procedures, proper testing techniques, and often involves certifications such as ASME or API. Hydro testers ensure equipment meets safety and quality standards before use or operation.
What are popular job titles related to Hydro Testing jobs in California? For Hydro Testing jobs in California, the most frequently searched job titles are:
What job categories do people searching Hydro Testing jobs in California look for? The top searched job categories for Hydro Testing jobs in California are:
Outside Machinist - 28373-San Diego,California

Outside Machinist - 28373-San Diego,California

HII

Bonita, CA

$49K - $54K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 17 days ago


Huntington Ingalls Industries rating

7.7

Company rating: 7.7 out of 10

Based on 142 frontline employees who took The Breakroom Quiz

188th of 521 rated manufacturers


Job description

Requisition Number: 28373
Required Travel: 0 - 10%
Employment Type: Full Time/Hourly/Non-Exempt
Anticipated Salary Range: $49,289.00 - $54,620.80
Security Clearance: Ability to Obtain
Level of Experience: Mid
This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business.
As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination-not readiness in piece-parts.
For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of readiness.
HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients' toughest nuclear and environmental challenges.
Leadership Mindset at HII - Mission Technologies
Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture:
  • Know & Grow Your People - Commit to learning and supporting team success.
  • Build Relationships - Communicate openly, collaborate well, and build trust.
  • Take Ownership - Deliver on commitments and take pride in your work.
  • Customer First - Focus on the mission and those we serve.
  • Shape the Future - Bring ideas, curiosity, and continuous improvement.
  • Act with Urgency - Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies.
Summary
For over a century, HII has built and maintained the U.S. Navy's most powerful warships. Join us as we continue to maintain the Navy's readiness!
We are seeking a Junior Outside Machinist to provide support at Southwest Regional Maintenance Center (SWRMC) Product Family located in San Diego, CA. This Junior Outside Machinist will be responsible for accomplishing mechanical repairs and testing onboard ships and in the shop. To include the removal, repair, overhaul, installation, alignment, troubleshooting, modifying, and testing on ship's mechanical systems and equipment.
What You Will Do
  • Accomplish mechanical repairs and testing onboard ships and in the shop. Work includes removal, repair, overhaul, installation, alignment, troubleshooting, modifying, and testing on ship's mechanical systems, equipment, and components including:
    • Antenna tilting groups (ATGs), twin and single boom.
    • Boat davit equipment, including nitrogen accumulators. System nitrogen charging, hydro testing, and functional/operational testing of related systems.
    • Torpedo strike down equipment, including lift and dogging hatch actuator cylinders.
    • Various types and sizes of hydraulic and pneumatic pumps, including centrifugal pumps, vane pumps, sliding shoe pumps, piston pumps, and closed and open-ended pumps. Additionally, related couplings, mechanical seals, and other pump-related components.
    • Capstans, winches, anchor windlasses, steering pumps, sliding pad eyes, and towed array mechanical equipment. Includes equipment brakes and slew motor gear assemblies.
    • Mag cable reel brake systems.
    • Slew motors, luff cylinders, and hydraulic and pneumatic cylinders and related components.
    • Retractable bitts and roller chocks, Baxter bolts, and deck drains.
    • Morpack and Limitorque motor operated valve (MOV) mechanical gear assemblies and hydraulic control motors.
    • Aqueous Film Forming Foam (AFFF) and JP-5 hose reels.
  • Uutilize standard mechanic's tools, torque wrenches, micrometers, dial indicators, and other precision measuring instruments, fixtures, portable machine tools, and various gauges in the removal, repair, overhaul, assembly, installation, and testing of equipment, subassemblies, and components.
  • Disassemble, clean, inspect, and assess equipment parts and components to determine the extent of wear and damage in justification of recommendations for reuse or disposal of assemblies and components.
  • Identify materials and parts requiring replacement on equipment, components, and subassemblies being worked on. Provide materials and parts replacement recommendations to the Government.
  • Protect machined and critical surfaces during removal. Install foreign material exclusion (FME) coverings on all openings. Identify, tag, and inspect system, equipment, and piping components, connections, fasteners, and parts for reinstallation or replacement.
  • Perform pump and motor alignments using Rotoalign laser alignment optics and reverse indicator methods.
  • Ensure all removed interferences are correctly reinstalled as part of completion for all shipboard work.
  • Drill, tap, thread, and clean various deck and equipment fastener/fastener hole threads, including deck drains and Baxter bolts.
  • Identify materials and parts requiring replacement on equipment, components, and subassemblies. Provide materials and parts replacement recommendations to the Government.

What You Must Have
  • High School education, or Trade School or equivalent, and 4 years of related experience.
  • Must provide own hand tools as designated per trades specialty.
  • Must be able to complete OSHA 10, CPR, low speed vehicle training (for operation of carts), and completion of PQS 301 Craftsman qualification within ninety (90) days of providing direct support.
  • Must be able to obtain and maintain CAC ID Base access and DoD Security Clearance.
  • Start date contingent upon approval of base access which is required for this position and continued employment.
  • May require forklift license depending on shop need - will require forklift physical.

Bonus Points For...
  • A current, valid DoD confidential security clearance or higher.
  • Recent Outside Machinist experience on USN ships.
  • Prefer technical/professional certifications.

Physical Requirements
  • Must be able to work from ladders, scaffolding, and platforms, and where system equipment is in hard-to-reach places, requiring the need to stand, stoop, bend, kneel, climb, and work in tiring and uncomfortable positions. Work in inclement weather and/or with high noise levels. Be exposed to oil, grease, dirt, dampness, noise, and vibration.
  • Must be able to frequently lift, carry, and help set up tools, equipment, and parts that weigh up to 50 pounds. Occasionally assist with lifting items that weigh over 50 pounds (two persons required).
  • Able to work in extreme temperature environments, aboard ships, in shipyards, under industrial conditions and in confined spaces.
  • Able to perform other duties as required which may involve high heat, humidity, noise and dirty conditions, working aloft or over the sides of vessels.
  • May require wearing a respirator. Travel may be required within and outside of the continental United States.

The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.
Meet HII's Mission Technologies Division
Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that's right for you. Apply today. We look forward to meeting you.
To learn more about Mission Technologies, click here for a short video: https://vimeo.com/732533072
HII is more than a job - it's an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.
Why HII
We build the world's most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Recognized as one of America's top large company employers, we are a values and ethics driven organization that puts people's safety and well-being first. Regardless of your role or where you serve, at HII, you'll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.
Together we are working to ensure a future where everyone can be free and thrive.
All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.
Do You Need Assistance?
If you need a reasonable accommodation for any part of the employment process, please send an e-mail to buildyourcareer@hii-co.com and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.

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