Sr. Geologist/Hydrogeologist

Apply Job Type Part-time Description Oneida ESC Group delivers full-service facility and infrastructure engineering design, environmental science, construction management, and munitions response services worldwide, with over 25 years of successful project performance. OTIE has an opening for a Part Time Senior Geologist/Hydrogeologist (Office or Remote; Hybrid preferred) to provide a wide range of project support for a diversity of projects and clients nationwide. Duties and Responsibilities: Serve as a technical lead and/or technical/project manager supporting large and complex environmental project sites involving soil and groundwater remediation in California and nationwide. As technical lead: develop conceptual site models; formulate problem statements and project objectives; develop site characterization plans, consult on remedial designs/optimization, ensure data sufficiency and quality for technical evaluations; perform data evaluations including analytical, mathematical, and modeling approaches; prepare technical reports. As project/technical manager, provide leadership and oversight of planning, project team activities and progress, deliverable quality, cost estimating, and cost and schedule control. Interact with internal and external customers on technical, regulatory, and project scope/schedule/budget. Provide expert-level consulting and problem-solving with internal and external customers and stakeholders. Perform technical reviews, support regulatory oversight under CERCLA, RCRA, CWA, State of California regulations. Foster collaborative and productive work relationships including mentoring and training of junior and mid-level staff, organize and coordinate technical teams comprised of diverse disciplines, and catalyze a positive, collaborative, and productive work environment. Requirements Minimum Qualifications: 20+ years of experience in environmental site characterization and remediation under CERCLA and state regulatory frameworks. California state certification/licensing as a PG is required. Experience with managing and providing technical oversight of large-scale and complex environmental sites involving hazardous and mixed wastes, free-phase product, etc. Knowledgeable of fate and transport processes of VOCs including chlorinated solvents, petroleum compounds, metals, radioactive, and emerging contaminants in unconsolidated and bedrock geologic settings. Experience and in-depth knowledge of groundwater, soil, and soil vapor characterization and remedial techniques and technologies. Experience and familiarity with CERCLA, RCRA, TSCA, SDWA and various DoD branch (i.e., USACE, Navy, U.S. Air Force) regulations and reporting requirements a plus. Experience in reviewing and editing technical writing and regulatory reports. Previous involvement in preparing or contributing to project proposals and managing project budgets Proficiency in Microsoft Word, Power Point and Excel Excellent writing and communication skills. Experienced working under a variety of government and private customer contracts. Preferred Qualifications: M.S. in environmental science or related Professional Certified Hydrogeologist (CHG) Experience with investigating soil and groundwater contaminated with PFAS/PFOA compounds. About Us: The Oneida ESC Group is a family of companies owned by the Oneida Nation of Wisconsin that delivers customer-focused engineering, science, and construction services worldwide. Our family of companies includes: Oneida ESC Group (OESC) Oneida Professional Services (OPS) Oneida Total Integrated Enterprises (OTIE) Mission Support Services (MS2) Sustainment & Restoration Services (SRS) Oneida Engineering Solutions (OES) General Mechanical Corporation (GMC) LG2 Environmental Solutions (LG2) Oneida Environmental (OE) We integrate our staff for dedicated, cooperative, and business-like delivery of services to enhance our customers’ missions. Equal Employment Opportunity: Oneida ESC Group is an equal opportunity employer committed to inclusion and diversity in the workplace. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws, national origin, disability, veteran status, or other legally protected characteristics. Oneida ESC Group participates in the E-Verify program. Learn more about the E-Verify program. https://www.e-verify.gov/ Oneida ESC Group is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. Oneida ESC Group makes hiring decisions based solely on qualifications, merit, and business needs at the time.