Senior Associate Environmental Professional (Environmental Consulting, Seller-Doer) Montrose Environmental Group IncSenior Associate Environmental Professional (Environmental Consulting, Seller-Doer)Knoxville, TNRemote$120,000–$150,000 / yearOur scientists, engineers, field teams and consultants apply systems thinking that unites science, data and practical expertise to deliver solutions that strengthen our clients' resilience, mitigate risk and protect the air, water and soil that sustain communities, while uncovering responsible paths forward for planet and progress. Onterris is a leading global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect.
Senior Environmental Estimator 04165 NWG North Wind GroupSenior Environmental Estimator 04165 NWGKNOXVILLE, TNSedentary physical workload; must be able to exert up to a negligible amount of force constantly to lift, carry, push, pull or otherwise move objects, including the human body; required to have a close visual acuity to perform activities such as viewing a computer terminal and extensive reading; specific physical requirements include, but are not limited to, sitting, walking, talking, hearing and performing repetitive motions. Key responsibilities include conducting Request for Proposal (RFP) reviews, defining project scope, soliciting and evaluating subcontractor and vendor quotations, performing risk and opportunity assessments, developing cost estimates, and supporting estimate closeout and lessons learned activities.
Sr. Environmental Project Manager - PFAS APTIMSr. Environmental Project Manager - PFASKnoxville, TNRemote$150,000–$175,000 / yearAPTIM, a full-service multidiscipline environmental and engineering consulting firm, is currently seeking an experienced, goal-oriented PFAS Project Director/Manager with proven marketing skills to continue to expand and drive our growth in the remediation of constituents impacted by PFAS and other Emerging Contaminants. The qualified candidate will collaborate with our in-house Subject Matter Experts across our various Business Lines and Business Units to foster growth and collaboration as we seek to further leverage our PFAS expertise on existing contracts as well as to generate new opportunities with both Federal and Private-sector clients, including but not limited to airports, manufacturers, and drinking water purveyors.
Staff Environmental Engineer, Environmental Scientist, or Geologist 1 EnSafeStaff Environmental Engineer, Environmental Scientist, or Geologist 1Knoxville, TennesseeAs a Staff Environmental Engineer, Environmental Scientist, or Geologist 1, you will support experienced engineers and scientists on a wide range of environmental projects in an environment that fosters creativity and collaboration at all levels. Challenging, Creative Work Workdays at EnSafe are anything but ordinary, fast-paced, dynamic, and filled with opportunities to tackle projects in environmental consulting, health & safety, engineering, and technology.
Staff Environmental Engineer, Environmental Scientist, or Geologist 1 ENSAFE IncStaff Environmental Engineer, Environmental Scientist, or Geologist 1Knoxville, TNAs a Staff Environmental Engineer, Environmental Scientist, or Geologist 1, you will support experienced engineers and scientists on a wide range of environmental projects in an environment that fosters creativity and collaboration at all levels. Workdays at EnSafe are anything but ordinary, fast-paced, dynamic, and filled with opportunities to tackle projects in environmental consulting, health & safety, engineering, and technology.
Staff Environmental Engineer, Environmental Scientist, Or Geologist 1 Ensafe Inc.Staff Environmental Engineer, Environmental Scientist, Or Geologist 1Knoxville, TNAs a Staff Environmental Engineer, Environmental Scientist, or Geologist 1, you will support experienced engineers and scientists on a wide range of environmental projects in an environment that fosters creativity and collaboration at all levels. Workdays at EnSafe are anything but ordinary, fast-paced, dynamic, and filled with opportunities to tackle projects in environmental consulting, health & safety, engineering, and technology.
Staff Environmental Engineer, Environmental Scientist, or Geologist 1 EnSafe Inc.Staff Environmental Engineer, Environmental Scientist, or Geologist 1Knoxville, TNAs a Staff Environmental Engineer, Environmental Scientist, or Geologist 1, you will support experienced engineers and scientists on a wide range of environmental projects in an environment that fosters creativity and collaboration at all levels. Workdays at EnSafe are anything but ordinary, fast-paced, dynamic, and filled with opportunities to tackle projects in environmental consulting, health & safety, engineering, and technology.
Environmental Scientist (3884) Navarro Inc.Environmental Scientist (3884)Oak Ridge, TNOur expertise supports organizations such as the Department of Energy, the National Nuclear Security Administration, the Department of Defense and NASA, while also extending to commercial industries and private sector partners facing complex engineering, technical and environmental challenges. Navarro is an award-winning provider of turnkey solutions, delivering comprehensive nuclear, environmental and technical services to federal agencies, commercial enterprises and private clients across the United States.
TDEC ENVIRONMENTAL SCIENTIST 2 - 09032026-80694 State of TennesseeTDEC ENVIRONMENTAL SCIENTIST 2 - 09032026-80694Oak Ridge, TNTDEC Environmental Scientist's 1* performing geologic duties the major portion of their time must: have completed the required college course work at the time of appointment to be eligible to take the licensing examination offered by Tennessee's Department of Commerce and Insurance's Board of Professional Geologists, or b.) hold and maintain a current Geologic license from the State of Tennessee during employment or hold a current Geologic license from another State that Tennessee has evaluated and granted reciprocal licensing rights; Some TDEC Environmental Scientist 1* positions assigned to function as Biologists must meet the specific educational requirements for Biologists, as follows: Graduation from an accredited college or university with a bachelor's degree, including at least 36 quarter hours (or 24 semester hours) in biology, in one of the following areas: (1) biology or biological sciences, (2) botanical sciences, (3) environmental or conservation sciences, (4) zoological sciences, or (5) aquatic, terrestrial, or wetland biology or ecology or other acceptable biological science related field. Applicants for the TDEC Environmental Scientist 1* in the Division of Radiological Health must successfully complete the training courses offered by the Division of Radiological Health, the Nuclear Regulatory Commission, or other federal agencies.
Environmental Scientist (Mid-Level) (3884) Navarro Research and Engineering, Inc.Environmental Scientist (Mid-Level) (3884)Oak Ridge, TNOur expertise supports organizations such as the Department of Energy, the National Nuclear Security Administration, the Department of Defense and NASA, while also extending to commercial industries and private sector partners facing complex engineering, technical and environmental challenges. Navarro is an award-winning provider of turnkey solutions, delivering comprehensive nuclear, environmental and technical services to federal agencies, commercial enterprises and private clients across the United States.
Senior Industrial Hygiene Specialist Standard NuclearSenior Industrial Hygiene SpecialistOak Ridge, TennesseeThis role serves as a senior subject matter expert for anticipating, recognizing, evaluating, and controlling occupational health hazards, with responsibility for complex exposure assessments, sampling strategies, technical interpretation, and implementation of effective controls. This is a hands-on role that works closely with operations, engineering, maintenance, EH&S, radiological controls, quality, and management to integrate industrial hygiene requirements into process design, work planning, equipment changes, incident response, and day-to-day operations.
Senior Research Scientist, HPC and AI Oak Ridge National LaboratorySenior Research Scientist, HPC and AIOak Ridge, TNOverview: The Analytics and AI methods at Scale (AAIMS) group in the National Center for Computational Science (NCCS) is hiring Senior Research Scientist to push the frontier of AI for science such as: scientific reasoning, federated & collaborative learning, and reinforcement learning (RL) for self-improving models on leadership-class supercomputers. Federated & Collaborative Learning: Cross-silo training across institutions and facilities; privacy-preserving learning (secure aggregation, differential privacy, MPC/HE); personalization under heterogeneity; governance-aware data/model sharing; collaborative evaluation.
Senior Research Scientist Advanced Computing Systems Oak Ridge National LaboratorySenior Research Scientist Advanced Computing SystemsOak Ridge, TNThe ATS is an applied research and development organization that provides scientific, technical, and thought leadership for the deployment of compute- and data-intensive computing environments, partnering closely with system vendors, national laboratories, and the broader HPC research community to shape the trajectory of leadership computing. Overview: The Advanced Technologies Section (ATS) at Oak Ridge National Laboratory is seeking a highly motivated and experienced Senior Research Scientist to provide scientific and technical leadership in systems architecture for next-generation leadership-class high-performance computing.
Environmental Engineer Rogers Group IncEnvironmental EngineerOak Ridge, TNThis entry-level position is ideal for a recent college graduate with a Civil Engineering degree who is eager to begin a career in environmental compliance and management within the aggregates and asphalt highway construction industry. Rogers Group, Inc., headquartered in Nashville, is a privately held aggregates and asphalt highway construction company operating in 13 states with over 3,500 employees.
Principal Environmental Engineer Aptim CorpPrincipal Environmental EngineerKnoxville, TN$175,000–$250,000 / yearThe Chief Environmental Engineer will serve as the senior technical authority for environmental engineering tasks across the business line, providing executive leadership and strategic direction in the characterization and remediation of complex environmental projects. APTIM Federal Services, LLC is committed to providing an extensive range of benefits that protect and promote the health and financial well-being of our employees and their families through the APTIM Benefits Marketplace https://aptim.makeityoursource.com/ .
Geotechnical Senior Project Engineer ECS LtdGeotechnical Senior Project EngineerKnoxville, TennesseeECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #38 in Zweig Group’s Hot Firm List (June 2026). What You'll Do: ECS Limited is seeking an experienced Geotechnical Senior Project Engineer to manage key client projects in our Knoxville office.
Senior Construction Technician ECS LtdSenior Construction TechnicianKnoxville, TennesseeField Activities : Perform observation, testing, sampling, and inspection of materials, including soils, aggregates, concrete, grout, masonry, asphalt, and structural steel placement on construction sites; Execute tasks based on project requirements under the guidance of other senior technicians, staff professionals, and project managers. Data Collection : Perform calculations and data reduction based on sampling, test results, and inspections; Engage in drafting and other administrative duties as required; Develop skills in documentation and prepare field reports that document site observations for field work performed.
Environmental Permitting Lead Jacobs Solutions IncEnvironmental Permitting LeadKnoxville, TN$92,000–$161,000 / yearCityStateCountryChicagoIllinoisUnited StatesIndianapolisIndianaUnited StatesColumbusOhioUnited StatesHoustonTexasUnited StatesDallasTexasUnited StatesMilwaukeeWisconsinUnited StatesMinneapolisMinnesotaUnited StatesOklahoma CityOklahomaUnited StatesWashingtonDistrict of ColumbiaUnited StatesCaryNorth CarolinaUnited StatesCharlotteNorth CarolinaUnited StatesColumbusOhioUnited StatesBingham FarmsMichiganUnited StatesTroyMichiganUnited StatesLouisvilleKentuckyUnited StatesNashvilleTennesseeUnited StatesChattanoogaTennesseeUnited StatesKnoxvilleTennesseeUnited StatesNewport NewsVirginiaUnited StatesVirginia BeachVirginiaUnited StatesArlingtonVirginiaUnited StatesChantillyVirginiaUnited StatesRestonVirginiaUnited StatesCincinnatiOhioUnited StatesClevelandOhioUnited StatesFort WayneIndianaUnited StatesFort CampbellKentuckyUnited StatesSaint LouisMissouriUnited StatesRichmondVirginiaUnited States. At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.
2027 Spark Summer Intern - Civil/Environmental/Construction/Geotechnical Engineering S&ME Inc2027 Spark Summer Intern - Civil/Environmental/Construction/Geotechnical EngineeringKnoxville, TNQualifications: Enrolled in a related degree program; Rising Juniors, Seniors, or Graduate students preferred; Related experience and/or campus, community, work-related leadership experience preferred; At least 18 years of age; Out of town travel may be required; For technical roles the ability to work outdoors in varying weather conditions is required; Routine lifting may be required: 40 to 50 lbs. Internship opportunities are available across our various Service Lines including: Civil Engineering, Construction Services and Materials Testing, Environmental Services and Industrial Hygiene, Geotechnical Engineering, and Transportation Design-Build.
Senior EPC Project Manager / EPC Project Manager-Kiewit Nuclear Solutions Kiewit CorpSenior EPC Project Manager / EPC Project Manager-Kiewit Nuclear SolutionsOak Ridge, TNOur staff collaborates with Kiewit's vast internal network of resources that span heavy civil and infrastructure, vertical and commercial buildings, industrial, as well our oil and gas and power generation markets, to drive safe and cost-effective solutions that achieve client expectations and further Kiewit's core values of People, Integrity, Excellence, and Stewardship. The Senior EPC Project Manager / EPC Project Manager is responsible for the successful execution of assigned EPC projects, ranging from large, complex projects to multiple concurrent assignments.