Senior Environmental Scientist

Job Overview APTIM is currently seeking a Senior Environmental Scientist in California for our Solid Waste Services Group in the Concord CA area to support our exciting portfolio of projects. We provide the following services to both the public and private sectors: Environmental compliance for solid waste sites Landfill gas collection and control system (GCCS) design, operations, and maintenance Construction quality assurance Solid Waste Reporting for site‑specific and General Waste Discharge Requirements Environmental site assessments and remediation Our philosophy centers on developing and maintaining a culture of mutual respect and honesty, where people listen generously and speak straight. At APTIM, you can expect countless opportunities to learn, develop business and leadership skills, and engage on a multitude of projects. Key Responsibilities Leading teams or projects Preparing site and grading plans, GCCS design, pump and piping plans, and conceptual layouts for solid waste projects Conducting field inspections and construction quality assurance (CQA) oversight Leading and completing regulatory compliance reports, work plans, and special studies Anticipating client needs and identifying solutions Utilizing skills and knowledge to solve complex problems Preparing and managing scopes, budgets, and schedules Coordinating with contractors and clients Collaborating with other team members Attending client meetings Providing other duties as required Work may periodically involve oversight during the installation of monitoring wells and supervising other field tasks Communicating technical concepts, evaluation results, plans, and reports during work‑team meetings; ensuring conformance to applicable technical standards as well as company policies and procedures Basic Qualifications BS/MS in Geology, Engineering, or a related field 10–15 years of Landfill / Solid Waste experience Experience with collecting environmental field data including groundwater, surface water, leachate, and landfill gas Ability to work on multidisciplinary projects Excellent oral & written communication skills Ability to work in a team environment Self‑starter and problem solver Excellent organizational skills Knowledge of federal and state environmental regulations Ability to wear proper PPE for work on hazardous waste sites Possess a "Safety First" work ethic Preferred Qualifications Previous experience working with the California State Water Resources Control Board a plus Possession of 40‑hour OSHA HAZWOPER training with a current 8‑hour refresher certificate a plus Knowledge of statistical evaluation methods (Sanitas software knowledge a plus) Qualified Industrial Stormwater Practitioner About APTIM APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living. A leading professional solutions firm, we specialize in environmental, sustainability, resilience, and infrastructure solutions. Our team of experts provide these integrated solutions for forward‑thinking government agencies, commercial and industrial clients, and energy customers. Together, we create sustainable and resilient communities for all. What You Can Expect From APTIM Work that is worthy of your time and talent Respect and flexibility to live a full life at work and at home Dogged determination to deliver for our clients and communities A voice in making our company better Investment into your personal and professional development Compensation As of the date of this posting, a good faith estimate of the current pay range for this position is $110k to $150k. Compensation depends on several factors including experience, education, key skills, geographic location of the position, client requirements, external market competitiveness, and internal equity among other employees within APTIM. Employee Benefits APTIM Environmental Services 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 ( Medical, vision, and dental insurance: Through the marketplace, our employees can choose benefits from five metallic levels and 10+ carriers to find the right benefits that work for them in their location. Life insurance Short‑term and long‑term disability insurance Paid holidays, vacation, and sick leave (eligibility based on company policy and applicable law) 401(k) – APTIM offers three 401(k) plans through the Aon Pooled Employer Plan (PEP). The specific plan you are eligible for depends on the business unit you are in. The details of the largest plan are found here: APTIM 401(k) Guide APTIM - Helpful Documents #J-18808-Ljbffr