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Senior Groundwater Treatment System OM&M Technician

Groundwater & Environmental Services, Inc.
Beaumont, TX Full Time
POSTED ON 4/3/2026
AVAILABLE BEFORE 5/1/2026
Groundwater & Environmental Services, Inc. (GES) is a recognized industry leader providing innovative environmental consulting, engineering, compliance, and technical field services across a wide range of market sectors. With a strong reputation for technical excellence and client service, GES is committed to protecting natural resources and solving complex environmental challenges. We are currently seeking a Senior Groundwater Treatment System OM&M Technician to support treatment operations in the Beaumont, TX area. This is an exciting opportunity for an experienced environmental field professional looking to work for a collaborative company in a safety-first environment.

The Senior Technician Position Executes The Following Activities

  • Performs complex to critical level remedial system O&M, troubleshooting, optimization, and monitoring/sampling activities including but not limited to:
    • Assures integrity, cleanliness, and security of system enclosure and equipment
    • Observes and records specific O&M monitoring device readings
    • Performs critical safety device/failsafe component checks
    • Performs system preventative maintenance procedures and checks
    • Collects system samples according to established permit requirements
    • Makes high level recommendations for improving system performance
  • Records field notes and O&M sheets for specific tasks performed at each site and follows established procedures for documenting all field activities.
  • Conducts well gauging, well development, routine groundwater/soil sampling, and other general field-related services, including general labor and construction activities as permitted by GES policies and procedures.
  • Performs general subcontractor oversight and self-performs (where applicable) field-related activities related to remediation work (i.e. trenching, subsurface piping, shed and electrical installations).
  • Applying mechanical knowledge and experience to troubleshoot and maintain equipment such as transfer pumps, flowmeters, filters, and other monitoring equipment.
  • Using precision measuring equipment and various hand and power tools.
  • Documenting and supervising various trade contractors (i.e. excavation, construction, carbon changeout services, waste disposal).
  • Performing general labor, plumbing repairs, and construction duties based on the project requirements.
  • Working with groundwater wells, piping and electric well pumps.
  • Completing groundwater sampling using bailer and low flow methods.
  • Maintaining equipment calibration logs.
  • Recording field data to the specific task performed at each site location.
  • Submittal of field data via email using a GES-owned computer.
  • Performing system sampling and transporting water samples to the laboratory as needed.
  • Following GES engineering, construction, and O&M policies and procedures.
  • Adhering to GES Health & Safety Standards in all field-related activities.
Skills & Requirements

  • High School diploma or equivalent required.
  • 5–10 years of related environmental field experience.
  • Strong mechanical aptitude and experience working with remediation systems and environmental sampling equipment.
  • OSHA 40-hour HAZWOPER certification is preferred. (GES will provide training for the right candidate if not already certified.)
  • Candidates with water treatment experience and/or California Certified Waste Water Treatment Plant Operator certificate strongly preferred
  • Willingness to work a flexible schedule, including weekends, overnights, and travel on short notice.
  • Ability and willingness to work outdoors in varying conditions.
  • Valid driver’s license with a clean driving record.
  • Strong attention to detail, work ethic, and a collaborative, team-oriented mindset.

Our comprehensive benefits program includes: Hybrid workforce, medical, dental, vision, prescription, 401k, FSA, STD, LTD, New Parent Leave, 529 College Bound Fund, Tuition Assistance, Bonus Plan, and more. Employee benefits are available to regular full-time and part-time employees in accordance with our company policy.

Groundwater & Environmental Services, Inc. (GES) believes that diversity and inclusion among our staff is critical to our success, and we seek to recruit, develop and retain the most talented people from a diverse candidate pool. At GES, we are committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants and employees without regard to race, color, religion, gender, pregnancy, national origin, age, disability, marital status, sexual orientation, gender identity or expression, military and veteran status, and any other characteristic protected by law.

Salary : $28 - $45

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