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

Field Service Tech I - OWS (Oil Water Seperator)

$35 per hour
Full-time

Liquid Env Solutions of California

Field Service Technician (FST) – Grit / Oil-Water Separator (OWS)

Position Summary

The Field Service Technician (FST) – Grit / Oil-Water Separator (OWS) is responsible for servicing industrial grit systems, oil-water separators, pits, troughs, and related wastewater infrastructure at commercial and industrial customer sites. This role supports environmental compliance, customer safety, and operational reliability through professional service execution, accurate documentation, and adherence to site-specific requirements.

This position operates specialized service vehicles and equipment and requires a valid Commercial Driver’s License (CDL).

 

Compensation: starting at $35/hr

Location: Hayward, Ca

Schedule: 5am starts (10 to 14 hour days) M-F (occasional Saturdays)

*Approx 50% expected OTR Travel

 

Essential Job Functions

  • Perform scheduled service and maintenance of grit systems, oil-water separators, pits, troughs, and related infrastructure
  • Operate vacuum trucks and related equipment in accordance with company policies and safety procedures
  • Remove liquid and solid waste materials, including dense or compacted solids
  • Perform visual inspections of systems and identify abnormal conditions, damage, or service concerns
  • Conduct manual removal of material when vacuum service alone is insufficient
  • Maintain accurate service documentation, including job notes, volumes, and site observations
  • Communicate professionally with customer representatives, including operations and safety personnel
  • Follow all site-specific safety rules, PPE requirements, and access procedures
  • Ensure compliance with environmental, safety, and transportation regulations
  • Maintain cleanliness and basic upkeep of assigned vehicle and equipment

 

Work Environment

  • Industrial, commercial, and outdoor environments
  • Exposure to weather conditions, odors, and industrial settings
  • Work may involve confined or controlled-access areas
  • Use of required PPE, including protective clothing and safety equipment

 

Physical Requirements

  • Ability to perform physically demanding work, including frequent heavy lifting and extended hose handling
  • Ability to manually remove compacted solids from pits, sumps, or troughs when required
  • Frequent standing, walking, bending, climbing, and working around industrial equipment
  • Ability to work in varying weather conditions

 

Qualifications

  • Valid Commercial Driver’s License (CDL) required
  • Ability to safely operate service vehicles and equipment
  • Mechanical aptitude and comfort working with industrial systems
  • Strong attention to detail and ability to follow procedures
  • Professional communication skills
  • Ability to work independently and manage time effectively

 

Preferred Experience (Not Required)

  • Industrial wastewater or environmental services experience
  • Oil-water separator or grit system service experience
  • Vacuum truck or similar equipment operation
  • Experience working in regulated or safety-sensitive environments

 

Position Expectations

  • Industrial, technical service role
  • Compliance-focused and detail-oriented
  • Physically demanding at times
  • Lower daily stop count than restaurant grease routes, with heavier material per stop

 

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Field Service Tech I - OWS (Oil Water Seperator) in Hayward, CA vacancy
  •  ...Field Service Engineer Teledyne Technologies Incorporated provides enabling technologies for...  ...and defense, factory automation, air and water quality environmental monitoring, electronics...  ..., oceanographic research, deepwater oil and gas exploration and production, medical... 
    Oil
    Water
    Work at office
    Worldwide

    Teledyne FLIR

    Newark, CA
    1 day ago
  • $33.08 - $49.63 per hour

     ...DescriptionJob Title: Associate Service TechnicianWorking Pattern:...  ...marine vessels. This highly mobile field-service role offers extensive...  ...fuels, coolants, lubricants, oils, forklift operation, or...  ...elevated noise, fumes, dust, water, odors, gases, heat, cold, and... 
    Oil
    Water
    Permanent employment
    Contract work
    Work at office
    Remote work
    Worldwide
    Work visa
    Flexible hours

    Rolls-Royce Power Systems AG

    San Leandro, CA
    2 days ago
  • $124k - $185k

     ...also maintains sales and service offices throughout the world. Our high-tech products are used in laboratory...  ...in end markets such as: oil & gas, petrochemical, medical devices, waste water, life sciences, and...  ...work closely with customers, field support team, engineering,... 
    Oil
    Water
    Local area

    Illinois Tool Works

    Fremont, CA
    2 days ago
  •  ...recruiting for the position of Animal Services Officer. Application Deadline...  ...the animal shelter and in the field; performs related duties as...  ...and care. Provides food and water to animals housed in the...  ...exposure to solvents, grease or oil, exposure to slippery or uneven... 
    Oil
    Water
    Work at office
    Trial period
    Night shift
    Rotating shift
    Weekend work

    City of Fremont

    Fremont, CA
    3 days ago
  • $85.78k - $104.27k

     ...Level Division: POL-Animal Services Opening Date: 12/16/2024...  ...participates in the work of the field and/or animal shelter section...  ...exposure to solvents, grease or oil, exposure to slippery or...  ...surfaces, working below ground (water ways), using computer monitor,... 
    Oil
    Water
    Full time
    Temporary work
    Part time
    Work experience placement
    Local area
    Immediate start
    Trial period
    Night shift
    Rotating shift
    Weekend work

    City of Fremont, CA

    Fremont, CA
    2 days ago
  • $75k - $90k

     ...and Korea, and also maintains sales and service offices throughout the world. Our high-tech products are used in laboratory and process...  ...applications in end markets such as: oil & gas, petrochemical, medical devices, waste water, life sciences, and analytical instruments... 
    Oil
    Water
    Temporary work
    Local area
    Flexible hours

    ITW

    Fremont, CA
    2 days ago
  •  ...diverse backgrounds to add to our team! The Field Hazmat Technician is responsible for the...  ...heavy equipment including: pumps, vacuum, oil spill boom, generators, bobcats, etc....  ...response activities including: chemical and water spills, etiological and biological contamination... 
    Oil
    Water
    Local area
    Night shift

    Essel

    Oakland, CA
    19 days ago
  •  ...programs, utilities, contractors, workplace services, and facility improvement projects that...  ...controls, wastewater infrastructure, oil/water controls, backflow-prevention devices, secondary...  ...Management, or a related technical field, or equivalent combination of education... 
    Oil
    Water
    Permanent employment
    Temporary work
    For contractors
    Local area

    Skydio

    Hayward, CA
    2 days ago
  •  ...leader in environmental services, operating across all five...  .... Specializing in water, energy, and waste management...  ..., Veolia's Water Tech Business brings together...  ...electrical hazards, grease and oil, loud noises, vibrations...  ...in the growing field of water treatment and environmental... 
    Oil
    Water
    H1b
    Work at office
    Immediate start
    All shifts
    Shift work
    Night shift
    Day shift

    Veolia Environnement SA

    Fremont, CA
    1 day ago
  •  ...prospect base is comprised of food service and commercial businesses —...  ...liquid waste services: FOG, oil water separator, used cooking oil, septic...  ...prospecting, cold calling, field canvassing, referral networks,...  ...lines, FOG ordinances, OWS regulations, and manifesting requirements... 
    Oil
    Water
    Full time
    Contract work
    Work at office

    Liquid Env Solutions of Texas

    Hayward, CA
    15 hours ago
  • $65k - $150k

     ...Heating, and Cooling is the leading provider of plumbing and HVAC services in the Bay Area. Our team is proud to celebrate 40 years of...  ...residential and commercial plumbing systems, including pipes, fixtures, water heaters, drains, and other related components Install new... 
    Water
    Full time
    For contractors
    Visa sponsorship

    PipeDreams Ventures, Inc.

    Hayward, CA
    12 days ago
  •  ...reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical... 
    Oil
    Water
    Minimum wage
    Permanent employment
    Work experience placement
    Local area
    Monday to Friday
    Shift work
    Day shift

    Teledyne Vision Solutions

    Newark, CA
    1 day ago
  • $85k

     ...consulting and cathodic protection engineering services to major oil companies, gas utilities, government agencies, municipal water, sewer utilities, and public transportation...  ...or Materials Engineering or related field required ~ AMPP CP Tester or Technician Certification... 
    Oil
    Water
    Live in
    Work at office
    Remote work

    Azuria Water Solutions

    Hayward, CA
    3 days ago
  •  ...and defense, factory automation, air and water quality environmental monitoring, electronics...  ..., oceanographic research, deepwater oil and gas exploration and production, medical...  ...enables many of the products and services you use every day . Teledyne provides... 
    Oil
    Water
    Minimum wage
    Full time
    Work experience placement
    Local area

    Teledyne

    Newark, CA
    1 day ago
  •  ..., factory automation, air and water quality environmental monitoring...  ...research, deepwater oil and gas exploration and production...  ...Project Managers, and Customer Service to maintain production schedules...  ...Engineering Technology, or a related field, and/or 3-5 years of relevant... 
    Oil
    Water
    Minimum wage
    Work experience placement
    Local area
    Monday to Friday
    Shift work
    Day shift

    Teledyne Technologies

    Newark, CA
    4 days ago
  •  ...and pads to contain and remediate impacted surfaces, soils and waters. Perform manual work requiring periods of extensive physical...  ...on the need Confined Space certification a plus Chemical/oil/confined space experience strongly preferred Valid Driver's license... 
    Oil
    Water
    Local area
    Immediate start
    Flexible hours
    Night shift

    Essel

    Hayward, CA
    18 hours ago
  • $34 - $48 per hour

     ...injection molding machines, molding robots and pickers, oil heaters, temperature controllers, water pumps, chillers systems, and air compressors....  ...complete machines and troublesome machine components. • Service and maintain molding robotics, hoists, power, and miscellaneous... 
    Oil
    Water
    Local area
    Worldwide
    Weekend work
    Afternoon shift

    Viant, Inc.

    Fremont, CA
    1 day ago
  •  ...efficient and timely manner. Observe and follow all traffic rules and regulations. Inspect vehicles before shift by checking fuel, oil, water, tires, lights, brakes and steering to ensure vehicle can be operated safely. Notify supervisor of mechanical defects or needed... 
    Oil
    Water
    Full time
    Work at office
    Shift work

    Wheelcare Express Inc

    San Leandro, CA
    3 days ago
  •  ...and defense, factory automation, air and water quality environmental monitoring, electronics...  ..., oceanographic research, deepwater oil and gas exploration and production, medical...  ...activities, including materials, services, and capital expendituresBuild and maintain... 
    Oil
    Water
    Minimum wage
    Permanent employment
    Contract work
    Work experience placement
    Work at office
    Local area
    Worldwide

    Teledyne FLIR

    Newark, CA
    18 hours ago
  • $21.25 - $64.37 per hour

     ...Responsibilities Repair and install all plumbing related equipment. Service and maintain grease traps. Service oil/gas separators. Complete all preventive maintenance (...  ...systems, including but not limited to sewer, domestic water, fuel gas, storm sewer, roof drains, and medical gas.... 
    Oil
    Water
    Hourly pay
    Local area

    EMCOR Group

    San Leandro, CA
    1 day ago
  •  ...Candidates should have at least 3+ years in the door industry, strong problem-solving skills, and the ability to work at customer sites. Training and advancement opportunities are provided, with a company vehicle for service visits. #J-18808-Ljbffr VORTEX INDUSTRIES, LLC

    VORTEX INDUSTRIES, LLC

    Hayward, CA
    2 days ago
  • $75k - $100k

     ...Job Description Job Description Field Engineer – Automation and Controls Nationwide travel 100% of the time up to 2-4 years and...  ...industries such as data centers, semiconductors, life sciences, water/ wastewater, manufacturing, building automation, food and beverage... 
    Water
    Visa sponsorship

    EPC STAFF Acquisition and Development, LLC

    Fremont, CA
    16 days ago
  • $26 - $34 per hour

     ...high-pressure washing to remove machining oils and contaminants. Safely operate overhead...  ...prior to chemical processing. Perform water-break-free testing to verify surface cleanliness...  ...-facing surfaces.Why work for Advance Services, Inc. Advance Services is for and about... 
    Oil
    Water
    Weekly pay
    Shift work
    Rotating shift
    Afternoon shift

    Advance - Global Australian Professionals

    Hayward, CA
    1 day ago
  • $22 - $34 per hour

     ...when delivery route is complete Facilitates routine service on trucks, which may include checking oil, water, gasoline, and air; reports maintenance malfunctions...  ...the hood, leading a branch, or closing deals — tech supports you , and you drive us forward. We’re... 
    Oil
    Water
    16 hours
    Full time
    For contractors
    Work at office
    Monday to Friday
    Night shift

    EquipmentShare

    Oakland, CA
    4 days ago
  •  ...division within the City Manager's Office, the Water Pollution Control Plant (WPCP) operates...  ...plant equipment such as lubrication and oil changes on stationary and portable...  ...the Water Pollution Control Plant and other field locations such as moving grass, raking leaves... 
    Oil
    Water
    Work at office
    Local area

    City-of-SAN-Leandro,-C

    San Leandro, CA
    18 hours ago
  •  ...processing to prevent cross-contamination and chemical reactionsIdentify contaminants such as oils and cutting fluids before processing to maintain chemical bath integrityPerform water-break-free testing to verify proper cleaning resultsMaintain accurate production records... 
    Oil
    Water
    Weekly pay

    Slingshot Connections

    Hayward, CA
    3 days ago
  • $21.25 - $64.37 per hour

     ...HVAC TechnicianWe are a full-service HVAC, building automation, chiller, and retrofit contractor...  ..., cleaning, changing filters, and oiling parts.Perform routine maintenance and inspections...  ...HVAC systems.Qualifications5+ years of field experience as Licensed Journeyman in... 
    Oil
    Hourly pay
    For contractors
    Local area

    EMCOR Services Fluidics

    San Leandro, CA
    4 days ago
  •  ...to prevent cross-contamination and chemical reactions Identify contaminants such as oils and cutting fluids before processing to maintain chemical bath integrity Perform water-break-free testing to verify proper cleaning results Maintain accurate production records... 
    Oil
    Water
    Weekly pay

    Slingshot Connections

    Hayward, CA
    3 days ago
  • $85k

     ...food & beverage, paint & coatings, oil/gas, chemical processing, pharmaceuticals, water & wastewater, agriculture, and...  ...and close sales leads In the Field ~15 real sales call meetings with...  ...knowledge preferred Customer service, people skills and outbound... 
    Oil
    Water
    Full time
    Work from home
    Flexible hours

    DXP Enterprises

    Hayward, CA
    18 hours ago
  •  ...pipes and fittings and fixtures of heating, water, drainage systems, according to...  ...dealing with emotional topics • Customer Service – Manages difficult or emotional customer...  ...conditions. Exposure to fumes, dust, odors, oil, grease and gases. It may also require exposure... 
    Oil
    Water
    For contractors
    Apprenticeship
    Seasonal work

    AMPAM Parks Mechanical

    Fremont, CA
    9 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Field Service Tech I - OWS (Oil Water Seperator). Be the first to apply!