Pipefitter HVAC

Amentum; Houston (TX); On-site; USD 50,000 - 68,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Job summary

Amentum at NASA Johnson Space Center is seeking a Pipefitter - HVAC to perform on-site pipefitting duties in a demanding environment.

You will weld, thread, and assemble various fittings, operate oxy-fuel torches and the Rigid 535 pipe machine, lift up to 40 lbs, and ensure safety and quality in all work.

Candidates should have HVAC experience, a HS diploma or GED, and be able to obtain a NASA badge; U.S. citizenship and Texas driver’s license are required.

Qualifications

• Strong background in pipe fitting work and related tasks.
• Experience with welding, threaded and MJ fittings.
• Ability to operate oxy-fuel torch and pipe machinery.
• Capable of lifting up to 40 lbs. and working in hot/noisy environments.

Responsibilities

• Perform pipe fitting duties onsite at NASA Johnson Space Center.
• Fit weld, threaded, MJ, and copper fittings; bolt-up flanges.
• Sweat copper and complete 4” butt-weld take-offs.
• Ensure quality, safety, and neat, customer-ready work.

Skills

Pipe fitting

Welding

Threaded fittings

MJ fittings

Oxy-fuel torch

Rigid 535 pipe machine

Copper fittings

Flanges

Butt-weld

HVAC experience

Lifting 40 lbs

Education

High School Diploma or GED

Tools

Rigid 535 pipe machine

Oxy-Gas torch

Job description

Position Title: PIPEFITTER - HVAC

Company Conformance Statement

In the performance of their respective tasks and duties all employees are expected to conform to the following:

• Perform quality work within deadlines with or without direct supervision.
• Interact professionally with other employees, customers, and suppliers.
• Work independently while understanding the necessity for communicating and coordinating work efforts with other employees and organizations.

Employees are required to:

• Comply with all applicable safety- and health-related rules, regulations, and procedures;
• Work safely themselves and help their teammates work safely;
• Assist supervisors and managers in identifying and mitigating potentially hazardous conditions; and
• Help the organization maintain a safe and healthy workplace.

Purpose of the position

Will perform assigned pipefitting duties as an Amentum employee onsite at the NASA Johnson Space Center.

Principal Responsibilities of the Position

• Referral must have a strong background in all Pipe Fitting work
• Fit weld fittings
• Fit threaded fittings
• Fit MJ (mechanical joint) fittings
• Use Oxy-Gas torch
• Operation Rigid 535 pipe machine
• Fit copper fittings
• Bolt-up flanges
• Sweat copper
• Take off for 4” standard 45° butt-weld
• Must be able to lift 40 lbs.
• Must be able to effectively work in a hot and noisy environment.
• Must have HVAC experience for this position

Education and Experience Requirements

• Must be able to pass a Pre-Employment background questionnaire.
• Referral must provide documentation to support qualifications.
• Insuring quality and completeness of work as well as insuring areas worked are clean, neat and ready for Customers’ needs when complete.
• Must have a High School Diploma or GED or 5 years of relevant experience.

Requirements

• Must be a U.S. Citizen in order to obtain required NASA Badge.
• Must be able to provide required documents to obtain NASA Badge.
• Must have the ability to communicate the English language: speaking, reading, and writing, in an effective manner.
• Must have, and maintain, a valid Texas driver’s license (with REAL ID star)

Special Knowledge and Skills Required

• Must be able to pass a pre-employment background check and drug screen test.
• Clean, neat, and professional personal appearance.
• Must pass Asbestos physical and be able to wear a respirator as needed.
• Will insure quality and completeness of work in a safe and timely manner as well as insuring areas worked are clean, neat and ready for Customers’ needs when complete.

Physical Requirements

• Must be able to lift and carry up to 40 lbs.
• Dexterity to operate office and field equipment as required by the position.
• In good physical shape/condition for climbing in and out of tight restricted working areas, as applicable.

Preferences

• Prior knowledge of NASA site, experienced with working on government installations preferred.

Compensation Details:

42.84

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

08/26/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.