Environmental Technician III

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AECOM has an exciting opportunity for an Environmental Technician to join our Remediation team in our Orange, California office.

In this role, you will primarily support remedial operations, maintenance, and monitoring (OMM) projects at client facilities and field sites. The candidate will ideally have experience in general construction, environmental remediation/sampling, and an interest in hands-on mechanical problem-solving. Typical project work includes groundwater treatment systems, in situ and ex situ remediation systems, closed landfills, construction oversight with management of contaminated soil, and regulated waste, construction oversight of support buildings/facilities, various media sampling (groundwater, vapor, surface water, sediment, and soil), and wastewater treatment. The successful candidate will have the ability to communicate effectively with members of the project team and be able to work independently.

Responsibilities include, but are not limited to:

• Remediation System Operations:
  • Operating various remediation systems, including:
    • Soil vapor extraction systems.
    • Sub-slab depressurization systems (both active and passive).
    • Groundwater pump-and-treat systems utilize technologies such as granular activated carbon, zeolite, particle filtration, and air striping with off-gas treatment.
    • Fieldwork & Sampling:
  • Conducting routine fieldwork, such as:
    • Groundwater, soil, or air sampling under the close supervision of field task leaders.
    • Performing soil, groundwater, surface water, waste, sediment, air, and vapor sampling.
    • Using field tablets and computers to efficiently access, track, and record environmental data.
  • System Monitoring & Maintenance:
    • Taking and passing operator exam(s) to demonstrate understanding of system operations and maintenance.
    • Remotely monitoring system performance during off-site hours, including:
      • At least one evening check and one check per weekend day.
      • Responding to specific alarm conditions outside of standard working hours.
    • Maintaining early work hours, typically arriving onsite by 6:00 AM and departing in the mid- to late-afternoon.
    • Performing various operation and maintenance (O&M) tasks and inspections of environmental remediation systems involving the extraction of hydrocarbons, impacted vapor, soil, and groundwater.

Additional Responsibilities:

• Documenting all field activities and notes.
• Performing subcontractor oversight.
• Communicating effectively with the project team.
• Ensuring compliance with health and safety standards.
• Working within defined scopes, schedules, and budgets while producing quality work.

Minimum Requirements:

• High School + 4 Years of relevant experience or demonstrated equivalency of experience and/or education
• Ability to travel to various client site locations to conduct fieldwork, including but not limited to environmental sampling, operations and maintenance and inspections.
• Must possess a valid driver’s license and clean driving record.
• Must pass a State and Federal criminal history/security background checks. Projects/clients are security sensitive.
• In order to receive a security badge at the client worksite for which you are being hired to perform services, you will be required to pass the client's background, medical and drug screening requirements, which will be done after you have commenced employment and is a condition of your continued employment.
• 40-hour OSHA HAZWOPER training and current 8-hour refresher.
• Physically able, with or without accommodation, to work in outdoor environments with uneven terrain, variable outdoor conditions including heat, noise, and/or chemicals.
• Often working in an environment with heavy, moving dangerous equipment.
• Frequent lifting equipment or objects weighing 25 pounds or less.
• Occasional repetitive bending and stooping to take ground measurements and other record reading as assigned.
• Frequently moving to numerous locations on the site to perform monitoring and maintenance checks.
• Occasional power gripping/ squeezing hand tolls and levers to perform maintenance, inspection or reading such as removing nuts and bolts on filters or well covers.
• Occasionally working with arms above shoulder level, climbing stairs, and using portable ladders to perform maintenance, inspection, or readings.
• Position requires wearing associated person protective equipment, including but not limited to safety glasses/goggles, safety shoes/boots, hart had, face shield, respirator, and hearing protection

Preferred Qualifications:

• Associate’s Degree or trade certification.
• Aptitude for operation and maintenance of mechanical and electrical equipment.
• First Aid/CPR training.
• A mature sense of professional responsibility and awareness of accepted standards of professional behavior.
• Proficient technical writing skills and ability to effectively express ideas orally in project reviews conducted among internal staff.
• Strong work ethic and problem-solving skills.
• Proficiency with basic computer programs: MS Word and MS Excel.

• Night and weekend work may be required infrequently.
• Relocation assistance is not available for this position
• Sponsorship for US employment authorization is not available for this position now or in the future

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan.

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com.

What makes AECOM a great place to work

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community-where you have the freedom to grow in a world of opportunity.

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.