• Environmental Scientist

    APTIM (OK)
    **Job overview** APTIM is seeking a Environmental Scientist (hydrogeologist, geologist or environmental scientist ) to assist the retail petroleum ... new-store construction team. The qualified candidate will be a hands-on professional scientist , handling a wide-range of tasks both in the field and in the office,… more
    APTIM (01/08/26)
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  • Project Environmental Scientist

    Olsson (Tulsa, OK)
    Project Environmental Scientist Oklahoma City, OK; Tulsa, OK **Company Description** We are Olsson. We engineer and design solutions that improve the world ... project goals while protecting our natural resources. As a Project Environmental Scientist , you will use yourexpertiseinplanning onvarious NEPA assignments,… more
    Olsson (12/23/25)
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  • Sediment Remediation Specialist (Engineer,…

    CDM Smith (Broken Arrow, OK)
    **43495BR** **Requisition ID:** 43495BR **Business Unit:** TSU **Job Description:** CDM Smith's Environmental Services Group is seeking an Engineer, Scientist or ... the client. \#LI-AE1 **Job Title:** Sediment Remediation Specialist (Engineer, Scientist or Geologist) **Group:** ESO **Employment Type:** Regular **Minimum… more
    CDM Smith (01/06/26)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Oklahoma City, OK)
    …PNNL's Environmental Subsurface Science Group is seeking a mid-level scientist or engineer with broad experience in geophysics, reservoir modeling, geologic ... Computational Sciences, and Energy and Environment. In addition, we have an Environmental Molecular Sciences Laboratory, a Department of Energy, Office of Science… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Scientist III - Microbiologist, EM Focus,…

    Parexel (Oklahoma City, OK)
    We are looking to fill a microbiologist position ( environmental monitoring focus) working as a full-time employee of Parexel FSP on long-term assignment onsite at ... working in a GMP Pharmaceutical environment with specific experience environmental monitoring + Proven technical writing skills (SOPs, protocols)… more
    Parexel (01/02/26)
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  • Sediment Remediation Practice Lead…

    Burns & McDonnell (Oklahoma City, OK)
    **Description** Burns & McDonnell is seeking an Associate/Principal Engineer, Hydrogeologist, Scientist in a related field to join our successful team of remediation ... professionals in our Environmental Services Group. The successful candidate will be responsible for leading projects and pursuits in the Sediments market and lead of… more
    Burns & McDonnell (10/22/25)
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