SENIOR ENVIRONMENTAL SCIENTIST (SUPERVISORY)

Job Posting: Unit Supervisor

Department of Toxic Substances Control

JC-537997

• Unit Supervisor

SENIOR ENVIRONMENTAL SCIENTIST (SUPERVISORY)

$10,854.00 - $13,493.00 per Month

New to State candidates will be hired into the minimum salary of the classification or minimum of alternate range when applicable.

Final Filing Date: 11/24/2026

Application Methods:

Electronic (Using your CalCareer Account)

By Mail

Drop-off

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Job Description and Duties

Are you interested in affecting positive change in the enforcement of hazardous waste laws and regulations? If so, then this is the position for you! Apply today and join our elite team!

As a Senior Environmental Scientist (Supervisory) you will have the opportunity to:

• Oversees staff conducting Violations Scoring Procedures (VSP) scoring of treatment, storage, or disposal facilities (TSDF) holding DTSC hazardous waste facility permits and ensures that all TSDF violation scoring is conducted pursuant applicable regulations and established processes.
• Oversees the Inspector Training Program, including the development, delivery, tracking, and continuous improvement of inspection and enforcement training, and the establishment of workload standards aligned with DTSC priorities, policies, and goals.
• Reviews and develops policies, procedures, regulations, and guidance; ensures statewide consistency through coordination, communication, and staff training.
• Oversees Annual Work Plan (AWP) implementation, including milestone tracking, resource planning, and coordination of equipment, tools, training, and budget needs.
• Directs and supervises inspection and enforcement staff conducting hazardous waste compliance inspections, complaint investigations, enforcement case development, regulatory reporting, records management, and data entry to ensure accuracy, timeliness, and program effectiveness.
• Oversees the implementation and continuous improvement of inspection field tablet software, including ArcGIS Survey123 and other enforcement program tools.
• Manages administrative, civil, and criminal enforcement case activities, including settlement negotiations, legal referrals, consent orders, enforcement orders, and expert or percipient witness testimony.

You will find additional information about the job in the Duty Statement.

Working Conditions

Effective July 1, 2025, specific Bargaining Units and associated Excluded State employees are subject to a salary reduction between 2% - 4.62% in exchange for hours in the Personal Leave Program 2025 (PLP 2025) per month. For more details, please click here https://hrmanual.calhr.ca.gov/Home/ManualItem/1/2113.

This position is not eligible for visa sponsorship. Applicants must be authorized to work in the United States without the need for visa sponsorship by the start date of employment. The Department of Toxic Substances Control does not participate in E-Verify for employment authorization purposes.

A hybrid schedule may be available for this position. As of July 1st, 2026, the position is office-centered, and employees will be expected to report to the office at least four days per week. This position may be eligible for hybrid telework under Government Code 14200, subject to the candidate meeting telework eligibility criteria set forth in the telework policy and/or future program needs. Regardless of telework eligibility, all employees may be required to report to the positions designated headquarter location, as reflected on the duty statement and at their own expense.

Click the link below for a special message from Director Katie Butler on DTSC's culture:

DTSC - Diversity, Equity, Inclusion and Belonging (DEIB)

Minimum Requirements

You will find the Minimum Requirements in the Class Specification.

• SENIOR ENVIRONMENTAL SCIENTIST (SUPERVISORY)

Additional Documents

• Job Application Package Checklist
• Duty Statement

Position Details

Job Code #:

JC-537997

Position #(s):

810-911-0764-002

Working Title:

Unit Supervisor

Classification:

SENIOR ENVIRONMENTAL SCIENTIST (SUPERVISORY)

$10,854.00 - $13,493.00

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:

Sacramento County

Telework:

Hybrid

Job Type:

Permanent, Full Time

Facility:

Cal Center Regional Office

Department Information

This position is located at our Cal Center Regional office in Sacramento, CA.

The Department of Toxic Substances Control (DTSC) is a member of the boards, departments, and offices (BDO) 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/

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.

Statement of Qualification (SOQ) Instructions

A Statement of Qualifications (SOQ) is required for the hiring manager's review. Applications submitted without an SOQ may be disqualified.

The SOQ must be titled "Statement of Qualifications", include your working title/classification and place of employment where you gained the experience referenced, and be no more than two (2) pages in length using Arial 12-point font. Each question must be numbered and answered in the order presented. Responses must be clear, well organized, and contain no more than five (5) grammatical and spelling errors. Failure to follow these instructions may result in disqualification.

Your SOQ should address the following question(s):

• What do you consider are the three most important skills/abilities an individual should possess to be a successful Senior Environmental Scientist (Supervisor), as it relates to the Duty Statement. Why?
• Discuss your experience working in a fast-paced environment and how you manage competing priorities.

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: 11/24/2026

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: Talent Acquisition

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

Headquarters

Talent Acquisition

P.O. Box 806

Sacramento, CA 95812-0806

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 optional. It may be included, but is not required.
• 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.

Desirable Qualifications

In addition to evaluating each candidate's relative ability, as demonstrated by quality and breadth of experience, the following factors will provide the basis for competitively evaluating each candidate:

The successful candidate shall demonstrate the following:

• Training and Scoring experience: developing/making presentations/trainings on scientific/technical topics to diverse audiences; Applying laws or regulations in regards to compliance history, violation scoring, or assessing penalties

• Experience effectively leading or mentoring professional staff, and managing / supervising multi-disciplinary teams

• Experience interacting with varying stakeholders: such as responsible parties, the regulated community, community organizations, other agencies

• Experience developing, assessing and tracking staff performance measures, workplans, and work products

• Experience in supporting and initiating program improvement measures

• Experience/knowledge of environmental laws and regulations

• Experience with Inspections, Enforcement and/or Investigations

• Demonstrated and high level of proficiency in managing multiple projects, setting priorities and meeting deadlines

• Excellent analytical, writing, communication, project management, presentation, and interpersonal skills

• Experience with databases, Smartsheets, GIS and MS Office Suite applications, producing and reviewing technical reports

Benefits

Benefit information can be found on the CalHR website and the CalPERS website.

Contact Information

The Human Resources Contact is available to answer questions regarding the application process. The Hiring Unit Contact is available to answer questions regarding the position.

Department Website: http://www.dtsc.ca.gov/

Human Resources Contact:

Heather Nunn

(279) 895-5249

Talent@dtsc.ca.gov

Hiring Unit Contact:

Angelina Sandoval

(916) 255-3570

DTSC_HWMP_Recruitments@dtsc.ca.gov

Please direct requests for Reasonable Accommodations to the interview scheduler at the time the interview is being scheduled. You may direct any additional questions regarding Reasonable Accommodations or Equal Employment Opportunity for this position(s) to the Department's EEO Office.

EEO Contact:

EEO Office

(916) 324-3095

OCR@dtsc.ca.gov

California Relay Service: 1-800-735-2929 (TTY), 1-800-735-2922 (Voice) TTY is a Telecommunications Device for the Deaf, and is reachable only from phones equipped with a TTY Device.

Additional Application Instructions

For experience/education to qualify during the application screening process, and to ensure that minimum qualifications can be determined, applicants should include all employment history on the Employment Application (STD 678), including detailed job descriptions, hours worked per week, and start/end dates (MM/DD/YYYY). Application packages without this information may experience delayed processing times and your eligibility for this position may be impacted.

Electronic applications submitted through your CalCareer Account are highly recommended. If you are unable to apply electronically through your CalCareer account, please mail a completed and signed STD. 678 and application package to the mailing address provided above in the "Application Instructions" section. Applications must be postmarked on or before the final filing date.

For mail-in or drop-off applications, please include JC# 537997 and indicate the basis of your eligibility in the Examination(s) or Job Title(s) section. SROA and surplus candidates should submit a copy of their letter with their application.

This advertisement may be used for other vacancies that occur during the life of this recruitment.

Pending Budget Approval - DTSC will obtain all necessary approvals prior to extending a job offer.

Foreign Degrees

Applicants who completed their education outside the United States (with foreign degree/ transcripts) must obtain and submit verification of United States course/degree equivalency.

Foreign education credential evaluation services can be found at https://www.naces.org

DO NOT include any confidential information to your application or supporting documents (i.e., Social Security Number, birthdate, marital status, medical information, examination results, method of eligibility, etc.).

Examination Information

List eligibility is established through an examination process in which one must apply and successfully pass the examination for the classification. If you have not established list eligibility for the Senior Environmental Scientist (Supervisory) classification, please click on the link to the examination bulletin for more information https://calcareers.ca.gov/CalHrPublic/Exams/ExamBulletin.aspx?ExamControlId=1343

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.