Commercial Plumber

Job Title: Commercial Plumber
Job Description
This role focuses on commercial plumbing for new construction and tenant improvement projects across the Bay Area. You will perform full plumbing installations on private sector commercial projects, including upcoming work in Emeryville and San Francisco. The position requires at least two years of commercial plumbing experience and the ability to work independently at a journeyman level while collaborating with on-site foremen and project teams.
Responsibilities

• Install complete waste, drain, and vent systems for commercial new construction projects.
• Install and connect water lines throughout commercial buildings, ensuring proper layout and functionality.
• Work with a variety of piping materials, including cast iron, plastic, and copper, selecting appropriate materials for each application.
• Install and service various types of valves as part of complete plumbing systems.
• Perform soldering and brazing on copper and other applicable materials to ensure secure and leak-free connections.
• Install insulation on piping, perform proper strapping, and conduct testing of systems to verify performance and code compliance.
• Complete full commercial plumbing installations independently, from underground to rough-in and finish stages.
• Read and interpret blueprints and drawings to plan and execute plumbing installations accurately.
• Perform fixture installation and repair, including commercial plumbing fixtures and related components.
• Follow a defined multi-step process to complete assigned work safely, efficiently, and to quality standards.
• Coordinate daily tasks with the on-site foreman and work effectively with crews ranging from small teams to larger groups.
• Maintain and use personal plumbing hand tools appropriately and keep them in good working condition.

Essential Skills

• Minimum of 2 years of commercial plumbing experience.
• Experience with commercial new construction or tenant improvement (TI) projects.
• Journeyman-level commercial plumbing skills, including the ability to complete full installations independently.
• Proficiency in installing waste, drain, and vent systems, as well as water lines in commercial settings.
• Ability to work with cast iron, plastic, copper, and similar piping materials.
• Strong skills in soldering and brazing for commercial plumbing applications.
• Ability to install and work with various types of valves within commercial plumbing systems.
• Capability to install insulation, perform strapping, and test plumbing systems thoroughly.
• Ability to read, understand, and work from blueprints and construction drawings.
• Demonstrated ability to take initiative, lead tasks, and work without constant direction.
• Ownership and regular use of personal plumbing hand tools appropriate for commercial work.

Additional Skills & Qualifications

• Experience working on underground, rough-in, and finish phases of commercial plumbing projects.
• Experience in plumbing fixture installation and repair in commercial environments.
• Comfort working on multiple types of private sector commercial projects across different locations.
• Strong problem-solving skills and attention to detail when interpreting plans and installing systems.
• Ability to collaborate with project foremen and teams of varying sizes.
• Reliability and flexibility to adapt to different start times and project schedules.

Why Work Here?
You will join a well-established commercial plumbing contractor with a long-standing presence in the Bay Area and a close-knit, family-style culture. The company offers competitive wages and clear growth opportunities, including the potential to move into a foreman role. Employees receive a comprehensive benefits package that includes medical and dental coverage, paid time off starting at one week for the first five years and increasing to two weeks thereafter, seven paid holidays, and three sick days, supporting both professional development and work-life balance.
Work Environment
The company operates from a base in Hayward and focuses on projects within roughly 50 miles of that location, typically keeping jobs within 30-35 miles to reduce long commutes. Current projects are located in Emeryville, the East Bay, and San Francisco, with typical assignments lasting about 1-2 months per job depending on project phase. On-site, you report to a foreman and work alongside teams ranging from 2 to 10 coworkers. The standard shift runs Monday through Friday from 6:00 a.m. to 2:30 p.m., with flexibility required to start between 5:00 a.m. and 7:00 a.m. depending on the general contractor and job site. A company vehicle is not provided, so you will use your own vehicle to travel to job sites, and standard mileage reimbursement is available when you need to drive to the shop or multiple sites in a single day. The work is field-based on active construction sites, involving hands-on installation using personal plumbing hand tools and typical commercial construction equipment.
Job Type & Location
This is a Contract to Hire position based out of Hayward, CA.
Pay and Benefits
The pay range for this position is $30.00 - $40.00/hr.
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)
Workplace Type
This is a fully onsite position in Hayward,CA.
Application Deadline
This position is anticipated to close on Jul 2, 2026.

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.