Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Wastewater Plant Mechanic I/II (Limited Duration, fully benefited)

$52.29 - $63.56 per hour

Union Sanitary District

Job Description

Job Description

Wastewater Plant Mechanic I/II (Limited Duration 7-8 years, Fully Benefited)

Wastewater Plant Mechanic I  - $52.29 - $63.56 Hourly

$108,775.26- $132,217.07 Annually

Wastewater Plant Mechanic II -$58.57 - $71.19 Hourly

$121,828.72- $148,083.52 Annually

Elevate Your Career with Competitive Pay and Excellent Benefits!

*Notes on Limited-Duration

  • This is a fully benefited, 7-8 years project-funded role.
  • Employees in limited-duration roles are eligible to apply and compete for regular District vacancies in accordance with District rules; no appointment or extension is guaranteed.

About the District
Union Sanitary District is a special district serving Fremont, Newark, and Union City since 1918. We operate award-winning wastewater facilities and value safety, teamwork, and a work–life balance.

Why this role:

  • Impact that matters:  Your work keeps critical treatment systems running safely.
  • Stability + growth:  Fully benefited limited-duration 7-8 years project-funded role. You’ll gain deep experience and work with other professional mechanics.
  • Modern shop & tools:  Join our Fabrication, Maintenance & Construction (FMC) team at our state-of-the-art facility.

Examples of Duties

  • Inspect, troubleshoot, maintain, and repair plant, shop, field, and construction equipment.
  • Perform preventive maintenance, overhauls, and equipment installations.
  • Contribute to a strong safety culture and responsive on-call rotation (when qualified).

Level placement:

  • Wastewater Plant Mechanic I:  Semi-skilled, sub-journey work with training and progression.
  • Wastewater Plant Mechanic II:  Journey-level diagnostics, repair, and PM on complex systems.

Qualifications

  • Wastewater Plant Mechanic I : Education/skills to follow written/oral instructions, keep records, perform shop math + 2 years semi-skilled mechanical maintenance/repair experience.
  • Wastewater Plant Mechanic II : High school (or equivalent) + recognized journey-level Maintenance/Plant Mechanic status.
  • Both levels: Valid CA Class C  license/insurability ; teamwork mindset; ability to work outdoors/overtime; basic CMMS & MS Office skills. Willing to join on-call rotation once proficient.  Must obtain a Class B California Driver's license within one year.

Benefits:

  • CalPERS retirement; medical, dental, vision (employee + family)
  • Generous vacation & holidays; short-/long-term disability; life insurance
  • Deferred Compensation with matching

Application Process:

Apply online at  By 4:00 PM on 08/30/2026

  • Qualified candidates will be invited to take an online Written Exam: 09/03/2026
  • In Person Performance Test to be held onsite at the  District:09/17/2026
  • In Person Qualifications Appraisal Interview: 10/05/2026
  • In Person Finalist interviews: Week of 10/12/2026


All candidates must pass a background check, Live Scan fingerprinting which includes DOJ and FBI searches, DMV clearance, and pre-employment physical.

Accommodations: If you need accommodations during the application or selection process, please reach out to Human Resources.

Additional Information: Employees are designated Disaster Service Workers and may be assigned emergency response duties as required by law.

\nCompany Description

Union Sanitary District (USD) is not just a workplace; it's a community where innovation meets excellence. Established in 1918, USD is a pioneering independent special district, delivering award-winning wastewater collection, treatment, and disposal services to the vibrant Tri-cities of Fremont, Newark, and Union City in southern Alameda County. At USD, we take pride in our diverse team of professionals and offer a dynamic work environment that values work/life balance.

Company Description

Union Sanitary District (USD) is not just a workplace; it's a community where innovation meets excellence. Established in 1918, USD is a pioneering independent special district, delivering award-winning wastewater collection, treatment, and disposal services to the vibrant Tri-cities of Fremont, Newark, and Union City in southern Alameda County. At USD, we take pride in our diverse team of professionals and offer a dynamic work environment that values work/life balance.

Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Wastewater Plant Mechanic I/II (Limited Duration, fully benefited) in Union City, CA vacancy
  •  ...Development Metrology Engineer II to join our team in Fremont,...  ...standards include but not limited to ISO 13485, ISO 17025, ANSI...  ...image processing, calibration (mechanical or electrical), optical systems...  ...competitive compensation and benefits and is proud to have a... 
    Suggested
    Visa sponsorship
    Work visa

    Confluent Medical Technologies

    Fremont, CA
    10 hours ago
  • $45 - $50 per hour

    Position Summary: Embedded Service Technician II As an Embedded Service Technician II, you...  ...will include, but will not be limited to the following: Perform preventative maintenance...  ...your tour! Guitar Center offers robust benefits and perks, including Medical, Dental,... 
    Suggested
    Local area

    AVDG LLC

    Fremont, CA
    2 hours ago
  • $88.19k - $119.31k

     ...dynamic organization that is shaping the future of technology. Mechanical Engineer II Job Description PRIMARY RESPONSIBILITY: Responsible for...  ...is also eligible for an annual discretionary bonus. Benefits At Brooks, we offer the following benefits for this position... 
    Suggested
    Work at office
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    SwiftCruit

    Fremont, CA
    4 days ago
  • $25 - $28 per hour

     ...an all-hands-on-deck attitude, taking on all changes with excitement and a great attitude. Position Title: Manufacturing Technician II / Catheter Assembly Technician Job Location: 4245 Technology Drive, Fremont, CA 94538 Department: Operations Mfg Techs Worker Category... 
    Suggested
    Hourly pay
    Full time
    Monday to Friday
    Flexible hours
    Shift work

    Q'Apel Medical, Inc

    Fremont, CA
    4 days ago
  •  ...purpose of the Field Service Technician Level II role is to perform start-up,...  ...products. Install and modify electrical or mechanical components and subassemblies, which may include...  ...We offer comprehensive and competitive benefits package designed to support our employees... 
    Suggested
    For contractors
    Work at office

    Socket

    Fremont, CA
    4 days ago
  • $79.2k - $105.6k

     ...Manufacturing Engineer II at Thermo Fisher...  ...of the product, cost limitations, legal requirements and...  ...specifications and system-related plant and equipment needs;...  ...preferred (mechanical, electrical, industrial...  ...screening. Compensation and Benefits The salary range... 
    Temporary work
    Work at office
    Relocation package
    Shift work

    Thermo Fisher Scientific

    Fremont, CA
    10 hours ago
  • $97.6k - $109.8k

     ...power the world’s most dynamic markets. Purpose of Position The Mechanical Engineer - Maintenance of Line (MOL) supports and sustains the...  ...mechanical design, MOL, DTO, or relevant internship. Engineer II: 1-3 years of experience in mechanical design, MOL, or DTO engineering... 
    Internship

    Industrialelectricmanufacturing

    Fremont, CA
    4 days ago
  • $27.6 per hour

     ...Mechanic II We are hiring immediately for a full time MECHANIC II position. Location: Canteen - 4801 Hannover Place, Fremont, CA...  ...Chance Act. Associates at Canteen are offered many fantastic benefits. Full-time and part-time positions offer the following benefits... 
    Hourly pay
    Full time
    Part time
    Work at office
    Local area
    Immediate start
    Remote work
    Monday to Friday
    Flexible hours

    Compass Group USA

    Fremont, CA
    4 days ago
  • $180k - $260k

     ...spanning components, modules, and fully integrated line cards. We...  ..., supported by deep optical, mechanical, electrical, and software...  ...optic misalignment, thermal limits, etc.)Knowledgeable of various...  ...focus on what matters most. Our benefits plan includes - medical, dental... 
    Flexible hours
    Shift work

    Molex

    Fremont, CA
    10 hours ago
  • $148k - $170k

     ...care products.Job SummaryThe Mechanical Engineer designs operating room...  ...development teams to fully define user needs and product...  ...instructions including but not limited to applicable external regulations...  ...0,000 DOE + annual potential bonus + comprehensive benefits package

    Mizuho OSI

    Union City, CA
    2 days ago
  • $34 - $46 per hour

     ...experience to operate and troubleshoot the plant in a safe and efficient manner. The Lead...  ...Responsibilities include but are not limited to: Coordinates shift activities to...  ...full face tight fitting respirator and a fully encapsulated (Level A) ER suit, Self Contained... 
    Shift work
    Night shift
    Rotating shift
    Weekend work

    Air Liquide

    Fremont, CA
    3 days ago
  • $34.5 per hour

     ...operate and troubleshoot the plant in a safe and efficient manner...  ...factors such as (but not limited to) scope and responsibilities...  ...tight fitting respirator and a fully encapsulated (Level A) ER suit...  ...years experience working on mechanical / electrical systems ~ experience... 
    Work experience placement
    Shift work
    Night shift
    Rotating shift

    Air Liquide

    Fremont, CA
    4 days ago
  •  ...are looking for a Sr. Staff Mechanical Design Engineer, Equipment to...  ...Location: This position will be fully Onsite based in Fremont,...  ...the known physical or mental limitations of an otherwise qualified applicant...  ...includes standard company benefits and is based on various factors... 
    Full time
    Worldwide

    Bloom Energy

    Fremont, CA
    1 day ago
  • $110k - $120k

     ...seeking a talented MEP Project Engineer II to join our dynamic team in Union City, CA...  ...for a skilled engineer passionate about mechanical, electrical, and plumbing systems, looking...  ...-owned company, we offer a comprehensive benefits package for you and your family:401(k) plan... 
    For subcontractor
    Work at office
    Immediate start
    Flexible hours

    Southland Industries

    Union City, CA
    10 hours ago
  • $28.02 - $40.32 per hour

     ...based in Fremont, CA. This is a fully on-site, in office role....  ...accredited institution Must have mechanical skills and able to use basic...  ...the known physical or mental limitations of an otherwise qualified...  ...position includes standard company benefits and is based on various... 
    Work experience placement
    Work at office
    Worldwide
    Shift work

    Bloom Energy

    Fremont, CA
    4 days ago
  • $20 - $30 per hour

     ...commensurate with experience. Comprehensive benefits package including health insurance,...  ...equipment, and exhaust fans. Strong mechanical aptitude and troubleshooting skills,...  ...criminal backgrounds, including but not limited to the Los Angeles Fair Chance Initiative... 
    Hourly pay
    Local area
    Worldwide

    Jobot

    Union City, CA
    5 days ago
  •  ...based in Fremont, CA. This is a fully on-site, in office role five...  ...preferred Well rounded in mechanical systems and experience such...  ...the known physical or mental limitations of an otherwise qualified applicant...  ...includes standard company benefits and is based on various... 
    Work at office
    Flexible hours

    Bloom Energy

    Fremont, CA
    10 hours ago
  • $32.98 - $49.52 per hour

     ...the Company's Incentive Plan. BENEFITS INFORMATION For information...  ...including PLC systems Knowledge of mechanical systems including...  ...requested. Includes but not limited to moving furniture or fixtures...  ...Train and mentor MHE Tech I and II QUALIFICATIONS Education High... 
    Work at office
    Local area
    Worldwide
    Night shift
    Afternoon shift

    Sysco

    Fremont, CA
    4 days ago
  • Veracity Hire LLC is seeking an NPI Mechanical Engineer II in California to support new product introduction, design validation, and manufacturing readiness for server, storage, and computing platforms. You will collaborate with Taiwan-based design teams and local manufacturing... 
    Local area

    Veracity Hire LLC

    Fremont, CA
    4 days ago
  • Acara Solutions is seeking a Mechanical Engineer II in Fremont, CA to support design, testing, and validation of advanced engineering systems. This contractor role blends hands-on lab work with engineering analysis in a collaborative R&D environment. You will design and... 
    For contractors

    Aleron

    Fremont, CA
    4 days ago
  •  ...integrate body structures for Hyundai, Kia, and Genesis vehicles, while also supporting innovative electric vehicle designs. The position offers competitive benefits, including zero-cost medical premiums and flexible work schedules. #J-18808-Ljbffr Hyundai Motor Company
    Flexible hours

    Hyundai Motor Company

    Fremont, CA
    4 days ago
  • $24.37 - $35.07 per hour

     ...based in Fremont, CA. This is a fully on-site, in office role....  ...accredited institution Must have mechanical skills and able to use basic...  ...the known physical or mental limitations of an otherwise qualified...  ...position includes standard company benefits and is based on various... 
    Apprenticeship
    Work experience placement
    Work at office
    Worldwide
    Shift work

    Bloom Energy

    Fremont, CA
    4 days ago
  • $50k - $60k

     ...salaries will be based on a combination of factors including, but not limited to, job‑related knowledge, skills, education, and experience....  ...of the Aspect team also receive equity, a comprehensive benefits package, and support for continuous learning and career progression... 
    Local area

    Aspect Biosystems

    Fremont, CA
    4 days ago
  • $115k - $150k

     ...are seeking a highly motivated Mechanical Engineer to design, build,...  ...00 USD Total Compensation & Benefits for Eligible Employees Equity...  ...employment agencies without a fully executed recruitment agreement...  ...condition that substantially limits one or more of your “major... 
    Permanent employment
    Contract work
    For contractors
    For subcontractor
    Casual work
    Work at office
    Relocation
    Visa sponsorship
    Work visa

    Pacific Fusion

    Fremont, CA
    4 days ago
  •  ...program based on individual and company performance. Summary of Benefits ~ Comprehensive Health Coverage Medical, dental, vision, long...  ...site and when there is an open slotthe number of discounts is limited. A New Hire must meet rental qualifications to rent. *A... 
    Full time
    Contract work
    Immediate start
    Work from home

    Legacy Partners

    Union City, CA
    3 days ago
  • $35 - $39 per hour

     ...like you that hold similar values, which is why we do not put limits on learning, development, industry, and personal growth. Start...  ...per hr. Location: Fremont, CA Position Type: Full-Time Benefits: This position is eligible for WGNSTAR's full benefits package,... 
    Full time
    H1b
    Local area

    WGNSTAR

    Fremont, CA
    4 days ago
  • $73k - $159k

     ...semiconductor industry. The impact you’ll makeThe Mechanical engineering position within Mechatronics...  ...each role. Our hybrid roles combine the benefits of on-site collaboration with colleagues...  ...to numerous factors including but not limited to unpaid time off, unpaid leave,... 
    Local area
    Remote work
    Flexible hours
    2 days per week
    3 days per week
    1 day per week

    Lam Research Corporation

    Fremont, CA
    3 days ago
  • $119k - $259k

     ...continued impact.The impact you’ll makeAs a Mechanical Engineer at Lam, you're designing and...  ...each role. Our hybrid roles combine the benefits of on-site collaboration with colleagues...  ...to numerous factors including but not limited to unpaid time off, unpaid leave, company... 
    Work at office
    Local area
    Remote work
    Flexible hours
    2 days per week
    3 days per week
    1 day per week

    Lam Research Corporation

    Fremont, CA
    10 hours ago
  • $27.88 - $59.62 per hour

     ...calibrations on equipment.Diagnose and repair mechanical, electromechanical, electronic, and...  ...each role. Our hybrid roles combine the benefits of on-site collaboration with colleagues...  ...to numerous factors including but not limited to unpaid time off, unpaid leave, company... 
    Work experience placement
    Local area
    Remote work
    Flexible hours
    2 days per week
    3 days per week
    1 day per week

    Lam Research Corporation

    Fremont, CA
    3 days ago
  • $151.7k - $218.3k

     ...are looking for a Sr. Staff Mechanical Design Engineer, Equipment. This...  ...Engineering and will be fully onsite based in Fremont, CA....  ...organization. Compensation & Benefits Salary range: $151,700.00 - $...  ...the known physical or mental limitations of an otherwise qualified applicant... 

    Bloom Energy

    Fremont, CA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Wastewater Plant Mechanic I/II (Limited Duration, fully benefited). Be the first to apply!