
Associate Environmental Scientist for Emergency Response Team
West Chester, PAJob$45–73K/yrSeen 2w agoSeen in employer's feed today
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At a glance
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Requirements
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Job overview
Weston Solutions is seeking an Associate Environmental Scientist to support water treatment system operations, maintenance, and monitoring. The role combines field and office work, including environmental sampling, equipment upkeep, troubleshooting, and operational documentation. Work is expected to begin after an anticipated project award, with timing aligned to kickoff and mobilization. The position includes a rotating on-call schedule and may require after-hours and weekend responses.
Skills & qualifications
Skills
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Benefits
Full job description
Description At Weston Solutions, Inc. you will do meaningful work and make valuable contributions. Employee ownership at Weston is a path to professional growth and access to diverse opportunities in a highly connected community that works together across key service areas to make a difference in the environment. Weston has continued to evolve and adapt to our changing world as a premier provider of environmental and infrastructure services for over sixty years. In both the public and private sectors our teams help identify, solve, mitigate, and manage critical environmental issues to help clients achieve a more sustainable future. Weston is seeking an Associate Environmental Scientist to support the operation, maintenance, and monitoring of water treatment systems. This hands-on position combines field and office work, including system monitoring, environmental sampling, equipment maintenance, troubleshooting, and operational documentation. This position supports an anticipated project award with work expected to begin in the near term. Weston is proactively interviewing to prepare for onboarding as project activities ramp up. Start timing will align with project award, kickoff, and mobilization schedules. Location: West Chester, PA Expected Outcome s : 1. Operate and monitor water treatment systems, including filtration units, pumps, valves, piping, chemical feed systems, and instrumentation. 2. Perform routine inspections, operational checks, preventive maintenance, and minor equipment repairs. 3. Monitor system performance and record flow, pressure, totalizer, and other meter readings. 4. Prepare chemical feed solutions and follow established chemical-handling procedures. 5. Collect water, groundwater, soil, and other environmental samples using approved procedures. 6. Calibrate, operate, and maintain field monitoring and sampling equipment. 7. Identify and troubleshoot operational or mechanical issues involving pumps, valves, piping, treatment equipment, and instrumentation. 8. Maintain accurate operating logs, field notes, analytical results, maintenance records, and daily reports. 9. Organize project files and prepare documentation of field, treatment-system, and maintenance activities. 10. Follow site-specific safety requirements, environmental regulations, standard operating procedures, and established safe work practices. 11. Participate in a rotating on-call schedule to support treatment-system operations. 12. Respond promptly to system alarms, shutdowns, and operational issues, including after-hours and weekend events while on call. Knowledge, Skills & Abilities: 1. Bachelor's Degree in Sciences or related field and 0-2 years of related experience. 2. Basic mechanical aptitude and troubleshooting skills. 3. Ability to follow technical procedures and read operating manuals, equipment instructions, or schematics. 4. Strong attention to detail, safety, documentation, and data accuracy. 5. Ability to work independently when appropriately trained and to collaborate effectively with the project team. 6. Ability to work outdoors in varying terrain and weather conditions. 7. Ability to stand for extended periods and lift and carry up to 50 pounds, including field equipment, supplies, and PPE. 8. Ability to work after hours and weekends when assigned to the rotating on-call schedule. 9. Valid driver's license and ability to obtain a security clearance or site access authorization if required. Preferred : 1. Technical training, coursework, certificate, or associate degree in water treatment, environmental technology, mechanical systems, industrial maintenance, or a related field. 2. Bachelor's degree or coursework in Environmental Science, Engineering, Physical Science, Life Science, or a related discipline. 3. Previous internship, military, laboratory, field, construction, utilities, mechanical, or water treatment experience. 4. amiliarity with pumps, valves, piping, filtration systems, chemical feed systems, or environmental monitoring equipment. 5. Experience collecting environmental samples or maintaining field and operational documentation. 6. OSHA, HAZWOPER, water treatment, first aid, or other relevant safety and technical training. We fully invest in our people: Weston provides a generous, comprehensive benefits package program that offers employees high value options with solid financial protection, meeting the personal needs of its people and their families. 1. Medical, Dental, Vision, 401K with base and matching employer stock contributions. 2. Paid time off includes personal, holiday and parental. 3. Life and disability plans. 4. Critical illness and accident plans. 5. Work/Life flexibility. 6. Professional development opportunities. Compensation will vary based upon experience, education, skill level, and other compensable factors. Salary Range: $45,374 - $59,489 - $73,499 Equal Opportunity Employer/Minorities/Females/Veterans/Disabled
How this job compares
Set against the 781 open Environmental Scientist jobs on Olive Jobs, counted November 4, 2026.
- Pay
- This posting$45–73K/yr
- US median$83–136K/yr526 salary ranges
This range's midpoint, $59K, is 46% below the US median midpoint ($109K) — in the lowest quarter of Environmental Scientist salary ranges across the US.
- Openings
- Olive Jobs lists 37 open Environmental Scientist jobs in Pennsylvania and 781 across the US. 2% of them nationwide are listed as remote or flexible.
- Hiring the most in Pennsylvania
- CDM Smith8 open
- Terracon6 open
- FirstEnergy5 open
- Experience
- This posting asks for no prior experience — less than three in four Environmental Scientist postings that state a minimum ask for (median 7 years, across 649 postings).
- Education
- This posting asks for a bachelor's degree; 318 of the 781 open Environmental Scientist jobs (41%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 4, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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