Welder And Fitter

Job Title: Pipe Welder Nvidia Data Center Project

Pay: $40/hr

Shift: 8am-4pm (M-F)

Location: Fremont, CA

Job Description

This role supports a large-scale data center construction project by installing, fitting, and welding cooling system piping that serves mission-critical operations. You will perform high-quality MIG and TIG welds on pressure-containing piping systems, ensuring every joint meets stringent safety, quality, and inspection standards. The position requires close collaboration with pipefitters and other trades to complete pipe preparation, alignment, and installation in a fast-paced construction environment.

Responsibilities

• Perform MIG and TIG welding on cooling and process piping systems in accordance with project specifications and welding procedures.
• Install, fit, and weld pressure-containing piping systems that support critical data center cooling operations.
• Complete pipe preparation, alignment, and fit-up, working closely with pipefitters to ensure proper layout and installation.
• Produce high-quality welds capable of passing pressure testing and other rigorous inspection requirements.
• Read and interpret project drawings, isometrics, and work instructions to execute welds and installations accurately.
• Follow all site safety procedures, including the proper use of PPE, safe work practices, and adherence to construction site protocols.
• Maintain weld quality standards by inspecting completed welds, correcting defects, and documenting work as required.
• Support pressure testing activities by ensuring weld integrity and assisting with test preparations as needed.
• Maintain tools, welding equipment, and work areas in a safe, clean, and organized condition.
• Collaborate with onsite supervision, project management, and other trades to meet schedule milestones and production goals.
• Adapt to working both indoors and outdoors, adjusting methods and workflows to suit changing construction phases and site conditions.

Essential Skills

• Proven experience welding pressure-containing piping systems in an industrial or commercial construction environment.
• Strong MIG welding experience on pipe and related components.
• Strong TIG welding experience on pipe and related components.
• Ability to perform pipe preparation, alignment, and fit-up to tight tolerances.
• Experience working alongside pipefitters on pipe layout, preparation, and installation.
• Demonstrated ability to produce high-quality welds that consistently pass pressure testing and inspection.
• Ability to read and follow project drawings, welding procedures, and technical specifications.
• Strong commitment to safety and adherence to strict quality standards.
• Experience with stainless steel welding and fabrication for cooling water and process piping systems.
• Proficiency using flux core welding equipment where required by the project.

Additional Skills & Qualifications

• Experience working on large commercial construction or data center projects.
• Experience in cooling water systems and process piping installations.
• Ability to collaborate effectively with mechanical and construction professionals in a team environment.
• Capability to work efficiently on a fast-paced project with tight deadlines and evolving priorities.
• Comfort working under onsite supervision and project management oversight while following detailed instructions.

Why Work Here?

You will contribute to a high-profile data center project that supports cutting-edge AI and advanced computing technologies. The project offers multiple openings, immediate hiring needs, and the potential for long-duration work with substantial overtime opportunities. You will work alongside experienced mechanical and construction professionals, gaining exposure to complex infrastructure builds and advanced piping systems. Necessary welding equipment is provided if you do not have your own machine, supporting your ability to perform at a high level from day one.

Work Environment

Work takes place in a large commercial construction and data center environment characterized by a fast pace and strict safety and quality requirements. Duties occur both indoors and outdoors depending on the construction phase, with regular exposure to welding fumes, dust, noise, and active construction operations. Full personal protective equipment is required at all times, and all tasks are performed under onsite supervision and project management oversight. The setting emphasizes adherence to safety protocols, coordination with multiple trades, and consistent attention to detail in challenging field conditions.

This is a Contract position based out of Fremont, CA.

The pay range for this position is $40.00 - $40.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

This is a Contract position based out of Fremont, CA.

This position is anticipated to close on Oct 29, 2026.

This is a fully onsite position in Fremont,CA.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:
Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):
We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.