Bioassay Laboratory Technician Job at NES Fircroft, Martinez, CA

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  • NES Fircroft
  • Martinez, CA

Job Description

Laboratory Technician (Wastewater System)

Industry: Renewable Fuel

Schedule: Monday–Friday, 8-hour shifts (Onsite)

Duration: One (1) year contract (Renewable)

Rate: $30/hr

Key Responsibilities

  • Maintain ELAP‑accredited Bioassay Laboratory facilities, including ordering, tracking, and organizing laboratory chemicals and supplies.
  • Set up, perform, and monitor weekly NPDES‑required fish bioassay tests following EPA procedures, including reference toxicant tests.
  • Maintain fish cultures used for bioassay testing.
  • Conduct NPDES‑required sampling of treated and untreated industrial wastewater and stormwater per EPA and permit‑defined procedures.
  • Prepare and coordinate shipment or pickup of samples by external commercial laboratories.
  • Perform on‑site chemical monitoring and analysis in accordance with Environmental Laboratory Accreditation Program (ELAP) requirements.
  • Conduct regulatory compliance monitoring including Microtox, DOUR, dissolved oxygen, pH, conductivity, ammonia, chlorine, alkalinity, and hardness analyses.
  • Accurately document and communicate analytical results, field observations, and trends in a timely manner.
  • Create and maintain spreadsheets to track chemical inventory, chain‑of‑custody forms, corrective actions, and laboratory data.
  • Collect field samples of industrial waste, wastewater, tank products, or process gases in all weather conditions.
  • Conduct field audits supporting environmental waste, water, and air compliance programs.
  • Comply with all facility health, safety, and environmental protocols.

Requirements

  • BSc Degree in Natural Sciences (e.g., aquatic toxicology) or related field preferred.
  • Environmental laboratory or industrial facility experience preferred; relevant education/experience combinations considered.
  • Ability to work independently in an industrial setting.
  • Strong verbal and written communication skills.
  • Experience collecting environmental samples for chemical analysis.
  • Possession of a TWIC card and completion of OSCA RSO Refinery Safety Training.
  • Proficiency in Microsoft Word and Excel.

Core Competencies

  • Strong attention to detail and accuracy
  • Ability to work independently and prioritize tasks
  • Comfortable working in industrial field environments
  • Effective communication and documentation skills
  • Adaptability to evolving environmental and regulatory requirements

Job Tags

Contract work, Monday to Friday, Shift work,

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