{"id":2869476,"url":"https://alion.io/job/hgl-environmental-scientist-i","title":"Environmental Scientist I","company":{"id":1973912,"name":"HGL","domain":"hgl.com","url":"https://alion.io/company/hgl-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","truth_index":{"grade":"B","score":75,"open_postings":4,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Science & Research","role_family":"Science & Research","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pleasanton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":54386,"max":76140,"currency":"USD","period":"year","gross":null,"usd_annual":76140},"salary_estimate":null,"experience_years_min":1,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ChatGPT","optional":false},{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"Microsoft Excel","optional":false},{"name":"Microsoft Office","optional":false}],"status":"live","first_seen_at":"2026-10-19T17:48:00Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-22T09:36:22Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Job Title: Environmental Scientist I\nLocation: Pleasanton, CA\nDescription/Job Summary\nPOSITION DESCRIPTION\nHGL is currently seeking an Environmental Scientist I to support environmental restoration projects for federal government clients including USEPA, USACE, USAF, NASA, and various agencies across the United States and territories. Projects commonly involve investigation and remediation of sites with groundwater or soil impacted by emerging contaminants (PFAS), chlorinated solvents, and petroleum compounds as well as abandoned mine lands.\nThe Environmental Scientist I will work out of our Pleasanton, CA office, unless on field assignments. This role requires travel of up to 50%, primarily within the Western US, but may include occasional travel across the US.\n\nResponsibilities/Duties\nWHAT YOU'LL BE DOING\nEnsuring field operations are conducted in a safe manner in accordance with project specific Site Safety and Health Plans / Health and Safety Plans.\nParticipating in field teams for collection of water, soil, soil vapor, surface water and sediment samples utilizing various sampling techniques.\nPerforming / conducting field subcontractor oversight inclusive of drilling, monitoring well construction, waste transportation and disposal, and heavy equipment operation.\nContributing to the preparation of work plans and project deliverables (e.g., UFP-QAPPs, RI Reports, SSHP/HASPs, power point presentations, and technical memoranda).\nAssisting with data entry, analysis, and interpretation of environmental data using statistical and visualization tools.\nAssisting with proposals, cost estimates, and subcontractor procurement.\nPotentially assisting with remedial system operations and maintenance services.\nManaging / Leading field teams collecting general field data and completing environmental sampling.\nUtilize approved digital and AI-assisted tools, where appropriate, to support technical documentation, data analysis, project communications, and workflow efficiency.\nMinimum Requirements\nWHAT YOU NEED TO BE SUCCESSFUL\n1+ years of directly related experience in the environmental industry.\nStrong technical writing and documentation experience with prior experience contributing to the preparation of technical reports, memoranda, and work plans.\nPrevious experience with environmental investigations including various groundwater, soil, and surface water/sediment methodologies.\nExperience with monitoring well drilling, logging, installation and sampling; developing boring logs and review/interpretation of geological boring logs.\nAbility to work within a team environment with corporate, project, and technical management staff.\nExcellent interpersonal communication skills (both written and oral) including the ability to comfortably engage with varying levels of leadership, subcontractors, internal and external stakeholders. \nProficient in MS Word, MS Excel, and other MS Office applications.\nBachelor’s degree in Geology, Environmental Science, Hydrogeology, Geophysics, Geological/Geotechnical Engineering or a related field. \nDemonstrated ability to learn and adopt new technologies and digital tools to improve project delivery and operational efficiency.\nDesired Qualifications\nWHAT YOU NEED TO STAND OUT - Preferred, not required\nMaster’s degree in Geology, Hydrogeology, Environmental Science, Geophysics, Geological/geotechnical Engineering or a related field. \nHAZWOPER 40-hour training.\nExperience as a Task Manager or Field Team Leader for environmental investigations.\nKnowledge and experience of CERCLA, DoD, DOE, EPA, and/or RCRA projects.\nPFAS sampling or remediation experience.\nExperience using generative AI tools (e.g., Microsoft Copilot, ChatGPT, Claude, or similar) to improve technical writing, data analysis, research, visualization, or project delivery efficiency.\nPhysical & Environmental Requirements\nPHYSICAL & COGNITIVE REQUIRMENTS\nAbility to lift/move/relocate items up to 50 lbs.\nProlonged sitting up to 70% of the time.\nProlonged standing up to 70% of the time.\nWalking over uneven or mountainous terrain.\nViewing computer screen for extended periods.\nAbility to interpret and analyze visual data (maps, graphs, warning indicators, etc.).\nDriving a company or personal vehicle.\nComplex problem solving and decision making.\nReading and interpreting technical documents or regulations.\nCommunicating effectively with clients, team members, and stakeholders.\nManaging competing deadlines and shifting priorities.\nWORK ENVIRONMENT REQUIREMENTS\nMust be able to work outdoors in adverse weather conditions (heat, cold, rain, snow, etc.).\nMust be able to travel up to 50% of the year.\nMay work in environments with loud noises, dust, or hazardous materials.\nMust wear appropriate personal protective equipment (PPE).\nOffice work environment.\nPotential for longer days up to 12 hours in duration.\n\nThis description is not a comprehensive listing of activities, duties or responsibilities that may be required of the employee. Other duties, responsibilities and activities may be assigned or may be changed at any time with or without notice.\nDetails\nWork Schedule HGL office work is dictated by a 5-day work week; however, fieldwork schedules will deviate based on job requirements and may require longer hours and weekends.\nOffice Type: In-office when not in the field or traveling\nTravel: 50%\nFLSA Classification: Exempt \nA favorable pre-hire drug test and physical are required.\nAll positions are subject to a pre-hire education and driving record verification.\nThis specific role supports a U.S. Federal government contract which requires employees engaged on this contract to be U.S. citizens.\nMORE ABOUT HGL AND THE OPPORTUNITY\nAt HGL, we share a drive and vision to restore natural resources and provide ongoing stewardship of our environment to benefit present and future generations. We believe that we can make a difference in improving the world we live in through collaboration, teamwork, and a positive work environment. This unites and empowers us to strive for excellence in all our endeavors.\nHGL - WHO WE ARE\nThe exceptional quality of our people is key to our strength. We value our employees as individuals and as important members of our team. We offer a work environment that is flexible, inclusive, and dedicated to creating a sustainable future. By cultivating a culture of innovation, we’re able to adapt and augment our services to solve complex environmental and natural resources challenges.\nProjects at HGL primarily span the United States and its territories, tackling problems associated with emerging contaminants (like PFAS), radiological contamination, and military munitions, along with chemical contamination in groundwater, surface water, sediments, and soil.\nWith over 550 employees, HGL is large enough to execute high-profile projects, but small enough to develop personal working environments with our talented team members. By joining HGL, you will be working toward restoring the environment and protecting our future.\nHGL - WE INVEST IN YOU\nIt’s not just a job, it’s your career. HGL provides career growth opportunities via mentoring, training, education, and support for your certifications and licenses. Achieve your career goals and help HGL achieve its mission of restoring the environment to beneficial use for our clients and communities.\nHydroGeoLogic, Inc. is an Equal Opportunity employer and values diversity at our company. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, sexual orientation), age, marital status, national origin, ancestry, disability, genetic information, medical condition, military/veteran status, unemployment status, domestic violence victim status, or any other characteristic protected by federal, California, or local law, including California’s Fair Employment and Housing Act (FEHA). Some positions may require U.S. citizenship. We are committed to providing a workplace free from discrimination and harassment, and we provide reasonable accommodations for qualified individuals with disabilities. Applicants who wish to request a reasonable accommodation during the recruitment process should contact Human Resources directly at 703-478-5186. All employment decisions are based on qualifications, merit, and business need.\nEEO notices: US Equal Opportunity Employment Poster, US Equal Opportunity Supplemental Poster, Know Your Rights, and Pay Transparency Notice.\nA full list of benefits is available at www.hgl.com/careers/.\nThe annual salary for this position ranges from $54,386 - $76,140. This position's final salary can be impacted by various factors including, but not limited to, contractual requirements, geographic location, job-related education, training, experience, and skills. If your desired salary falls outside of this range, we hope you'll still apply as there may be other positions that better align.","description_format":"text","description_chars":8966,"description_truncated":false,"requirements":{"experience_years_min":1,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["Growth opportunities"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Environmental Science","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-19T18:58:53Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":2,"expected_fill_days":20,"reasons":["conf:0","win:early","comp:junior"],"computed_at":"2026-10-22T06:10:10Z"},"pay":{"stated_usd_annual":76140,"is_top_pay":false},"html_url":"https://alion.io/job/hgl-environmental-scientist-i","json_url":"https://alion.io/job/hgl-environmental-scientist-i.json","meta":{"generated_at":"2026-10-22T11:52:59Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":10014,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1973912},"rest":"https://alion.io/mcp/rest/get_company?id=1973912"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhgl-environmental-scientist-i"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fhgl-environmental-scientist-i"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fhgl-environmental-scientist-i"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/hgl-environmental-scientist-i\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhgl-environmental-scientist-i"}]}