Posted Sep 28, 2026

SENIOR HAZARDOUS SUBSTANCES ENGINEER

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Equal Opportunity Employer The State of California is an equal opportunity employer to all, regardless of age, ancestry, color, disability (mental and physical), exercising the right to family care and medical leave, gender, gender expression, gender identity, genetic information, marital status, medical condition, military or veteran status, national origin, political affiliation, race, religious creed, sex (includes pregnancy, childbirth, breastfeeding and related medical conditions), and sexual orientation. It is an objective of the State of California to achieve a drug-free work place. Any applicant for state employment will be expected to behave in accordance with this objective because the use of illegal drugs is inconsistent with the law of the State, the rules governing Civil Service, and the special trust placed in public servants. Position Details Job Code #: JC-533350 Position #(s): 810-513-3725-002 Working Title: Senior Project Manager Classification: SENIOR HAZARDOUS SUBSTANCES ENGINEER $9,654.00 - $12,004.00 A $11,427.00 - $14,305.00 B New to State candidates will be hired into the minimum salary of the classification or minimum of alternate range when applicable. # of Positions: 1 Work Location: Los Angeles County Telework: Hybrid Job Type: Permanent, Full Time Facility: Chatsworth Regional Office Department Information This position is located at DTSC’s Regional office in Chatsworth, CA . The Department of Toxic Substances Control (DTSC) is a member of the boards, departments, and offices (BDOs) within the California Environmental Protection Agency (CalEPA). Our Mission: To protect California’s people, communities, and environment from toxic substances, to enhance economic vitality by restoring contaminated land, and to compel manufacturers to make safer consumer products. Our Vision: All of California is thriving in a healthy environment. Our Core Values: DTSC values diversity, equity, and inclusion throughout the organization. We foster an environment where employees from a variety of backgrounds, cultures, and personal experiences are welcomed and can thrive. We believe the diversity of our employees is essential to inspiring innovative solutions. Together we further our mission to protect California’s people, communities, and environment from toxic substances, to enhance economic vitality by restoring contaminated land, and to compel manufacturers to make safer consumer products. Join DTSC to improve the lives of all Californians! DTSC Recruitment Survey: Click here to complete the DTSC recruitment survey. Department Website: http://www.dtsc.ca.gov/ Job Description And Duties The Department of Toxic Substances Control (DTSC) Site Mitigation and Restoration Program is looking for highly qualified and motivated staff to assist with the investigation and remediation of contaminated properties in the Greater Los Angeles area. This Senior Hazardous Substances Engineer position is primarily responsible for supporting the day-to-day and technical oversight of the Chiquita Canyon Landfill project located in Castaic as well as geotechnical review of submitted documents. This challenging site requires applying engineering, geotechnical, and regulatory expertise to ensure compliance with DTSC’s Imminent and Substantial Endangerment Determination and Order. As a Senior Hazardous Substances Engineer you will have the opportunity to: Serve as project manager to oversee all aspects of investigation and cleanup related to assigned hazardous waste/substance sites Manage and review the more complex engineering, scientific, and technical aspects of investigations to characterize the extent of contamination and evaluate alternatives for remediation Plan and manage a workload consisting of multiple projects with overlapping deadlines to ensure all assignments are completed on time and within budget Prepare and maintain accurate project schedules to facilitate allocation of resources Prepare estimates for oversight costs for each assigned project and follows up with the Responsible Parties to ensure payment of invoices of billed activities Routinely update and maintain project information on existing sites in DTSC's EnviroStor database, including uploading major milestone documents to EnviroStor on a timely basis Desirable Qualifications We Look For: Currently licensed in California as a Geotechnical Engineer preferred Experience assessing, investigating, or remediating properties with releases of hazardous substances Experience conducting or reviewing geotechnical analysis Experience working for or under the oversight of an environmental regulatory agency Project management experience Experience with written and verbal science communication, including preparation of investigation, cleanup and/or Phase 1 Environmental Site Assessment reports and work plans Experience working with landfill regulations or landfills experiencing subsurface elevated temperature events You will find additional information about the job in the Duty Statement . Special Requirements The position(s) require(s) a valid California Drivers License (CDL). You must answer the questions addressing your CDL on your application. Ensure you provide your CDL number, class, expiration date, and any endorsements and/or restrictions. A Statement of Qualifications (SOQ) is required for the hiring manager’s review. Applications submitted without an SOQ may be disqualified. The SOQ should be no more than 2 pages in length typed in Arial 12-point font. Your response should reference this position’s duty statement. Your SOQ Should Address The Following: Please describe why you are the best candidate for this position. Including information about your experience managing environmental conditions at landfills, conducting geotechnical analysis, and investigation and remediation of hazardous substances releases at sites with high levels of public scrutiny. Application Instructions Completed applications and all required documents must be received or postmarked by the Final Filing Date in order to be considered. Dates printed on Mobile Bar Codes, such as the Quick Response (QR) Codes available at the USPS, are not considered Postmark dates for the purpose of determining timely filing of an application. Final Filing Date: 10/9/2026 Who May Apply Individuals who are currently in the classification, eligible for lateral transfer, eligible for reinstatement, have list or LEAP eligibility, are in the process of obtaining list eligibility, or have SROA and/or Surplus eligibility (please attach your letter, if available). SROA and Surplus candidates are given priority; therefore, individuals with other eligibility may be considered in the event no SROA or Surplus candidates apply. Applications will be screened and only the most qualified applicants will be selected to move forward in the selection process. Applicants must meet the Minimum Qualifications stated in the Classification Specification(s). How To Apply Complete Application Packages (including Your Examination/Employment Application (STD 678) And Applicable Or Required Documents) Must Be Submitted To Apply For This Job Posting. Application Packages May Be Submitted Electronically Through Your CalCareer Account At Www.CalCareers.ca.gov. When Submitting Your Application In Hard Copy, a Completed Copy Of The Application Package Listing Must Be Included. If You Choose To Not Apply Electronically, a Hard Copy Application Package May Be Submitted Through An Alternative Method Listed Below: Address for Mailing Application Packages You may submit your application and any applicable or required documents to: Department of Toxic Substances Control Headquarters Attn: DTSC Human Resources, Floor 21 P.O. Box 806 Sacramento , CA 95812-0806 Address for Drop-Off Application Packages You may drop off your application and any applicable or required documents at: Department of Toxic Substances Control CalEPA DTSC Human Resources, Floor 21 1001 I Street Sacramento , CA 95814-2828 Applications must be received, and date stamped by close of business on the final filing date. 08:00 AM - 05:00 PM Required Application Package Documents The Following Items Are Required To Be Submitted With Your Application. Applicants Who Do Not Submit The Required Items Timely May Not Be Considered For This Job: Current version of the State Examination/Employment Application STD Form 678 (when not applying electronically), or the Electronic State Employment Application through your Applicant Account at www.CalCareers.ca.gov. All Experience and Education relating to the Minimum Qualifications listed on the Classification Specification should be included to demonstrate how you meet the Minimum Qualifications for the position. Resume is required and must be included. Statement of Qualifications - A Statement of Qualifications (SOQ) is required and must be submitted with your Employment Application (STD.678). Please refer to the "Special Requirements” section above for additional information. Applicants requiring reasonable accommodations for the hiring interview process must request the necessary accommodations if scheduled for a hiring interview. The request should be made at the time of contact to schedule the interview. Questions regarding reasonable accommodations may be directed to the EEO contact listed on this job posting.