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Position Information
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This recruitment is promotional only. You must presently be a full or part-time regular or probationary County of Sonoma, Community Development Commission, Sonoma County Fairgrounds, or Sonoma County Water Agency employee in order to apply for this position. The District Attorney's Office (DAO) has requested a department promotional certification to fill a Supervising Investigator position. Only qualified permanent and/or probationary DAO employees on the eligible list may be eligible for referral to the department for the advertised position. This employment list may also be used to fill future full-time or part-time positions as they occur during the active status of the list. The Civil Service title for this position is Senior District Attorney Investigator.
Reporting directly to the Chief Investigator, the Supervising Investigator serves as a working supervisor responsible for overseeing the daily operations of the Bureau of Investigation. This position provides direct supervision to investigative and support staff, including assigning and monitoring cases, evaluating investigative resources, and ensuring the effective and efficient use of personnel. Other duties of this position include conducting employee evaluations, supporting staff development through coaching, training, performance management, and addressing operational issues through proactive problem-solving and resource coordination. This position is responsible for maintaining compliance with Department of Justice reporting requirements, overseeing California POST training and compliance activities, and keeping executive leadership informed of employee matters that may impact workloads, morale, or sensitive operations. In addition, this position collaborates closely with the Chief Deputy District Attorneys as directed.
Please note: The Supervising Investigator position is not a traditional uniformed law enforcement assignment. Business casual attire is required during normal operations, while business professional attire is expected for court appearances, official meetings, and events where the District Attorney's Office is represented. This position is subject to on-call and call-out responsibilities and may be required to respond during evenings, weekends, holidays, and adverse weather conditions as operational needs dictate. The ideal candidate will possess many of the following:
- Extensive experience conducting criminal investigations across multiple investigative disciplines
- Demonstrated experience supervising, leading, or managing investigative units, teams, or specialized programs in dynamic, high-profile environments
- Advanced law enforcement training, including a California POST Advanced Certificate, POST Management Certificate, Supervisory Leadership Institute (SLI), or comparable leadership development programs
- Training or experience in threat assessment, risk evaluation, critical incident response, or other specialized investigative functions
- Strong written and verbal communication skills, including the ability to prepare reports, present information, provide training, and communicate effectively with diverse audiences
- The ability to build collaborative partnerships with District Attorney staff, criminal justice partners, community organizations, and other stakeholders
- Proven leadership qualities characterized by sound judgment, adaptability, accountability, and a commitment to continuous improvement, staff development, and organizational excellence
Application submissions require the Supplemental Questionnaire to be completed.
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Minimum Qualifications
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Education: Academic coursework in management, public administration, the behavioral sciences, law enforcement and the techniques of investigations is highly desirable.
Experience: Eight years of recent, full-time paid experience as a law enforcement officer with a city, county, state or federal police agency, including at least six years of experience performing criminal investigations. Supervisory or lead worker experience may be substituted for up to a year of the required criminal investigation experience on the basis of one year of supervisory experience for one year of criminal investigation experience.
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Three years of full time paid experience as a District Attorney Investigator II with the County of Sonoma.
Certificate: Possession of: 1) at least a Basic certificate issued by the California Commission on Peace Officer Standards and Training (POST); and 2) a certificate of completion of the training required by POST for District Attorney Investigators.
License: Possession of a valid California driver's license at the appropriate level including necessary special endorsements, as required by the State of California to perform the essential job functions of the position.
The position advertised on this announcement does not require possession of a valid California Driver's License.
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Knowledge, Skills, and Abilities
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Thorough knowledge of: supervisory and management skills which include employment interviewing, counseling and disciplining employees; modern procedures and methods employed in crime detection and criminal investigation; civil and criminal law; the principles and practices basic to the major areas of criminal identification such as fingerprinting, ballistics, and photography; miniature transmitting recording equipment, telephone tapping equipment, and listening devices of various types; the rules of evidence, arrest and court procedures.
Considerable knowledge of: criminal attitudes and behavior patterns and of the social factors that underlie criminal behavior.
Working knowledge of: county administrative rules and procedures; the English language, its usage, syntax, and grammatical structure; financial recordkeeping systems.
Ability to: supervise and direct the work of subordinates and conduct evaluations of the work performed; conduct effective field investigation; analyze and interpret laws relating to investigations and the prosecution of cases; obtain information, to interview, interrogate and observe; enforce the law firmly, impartially, and with tact; effectively plan, direct and carry out investigations assigned; carry out highly specialized assignments requiring the organization of materials and the development of a highly complex procedure without direct supervision; use and care for firearms as required; establish and maintain effective working relationships with the general public and staff.
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Selection Procedure & Some Helpful Tips When Applying
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- Your application information and your responses to the supplemental questions are evaluated and taken into consideration throughout the entire selection process.
- You should list all employers and positions held within the last ten years in the work history section of your application. Be as thorough as possible when responding to the supplemental questions.
- You may include history beyond ten years if related to the position for which you are applying. If you held multiple positions with one employer, list out each position separately.
- Failure to follow these instructions may impact your competitiveness in this process or may result in disqualification.
Please visit Getting a Job with the County of Sonoma to review more detailed information about the hiring process, including the application process, examination steps, and department selection process. Application submissions require the Supplemental Questionnaire to be completed. Responses to supplemental questions may be scored using position-specific criteria. Please provide specific and detailed responses of a reasonable length to allow for a thorough assessment of your qualifications. Responses that state, "See Resume" or "See Application" may be considered insufficient and therefore may not be scored. The selection procedure will consist of the following examination: An Application and Supplemental Questionnaire Appraisal Examination (weight 100%) will be conducted to evaluate each applicant's application and supplemental questionnaire for satisfaction of minimum qualifications (pass/not pass); and for educational coursework, training, experience, knowledge, and abilities which relate to this position. Personally identifiable information (PII) is removed from the standard application fields and applicable attachments. This PII blind screening practice redacts a candidate's personal information that could potentially influence or bias the scoring process. Personal information includes the applicant's name, former last name, address, phone number, email, driver's license number, school name, education start and end dates, age, date of birth, gender, and race. This PII blind screening practice helps contribute to a fair and equitable examination process. Each applicant will be evaluated based on the following criteria:
- Relevance of work history, related experience, and achieved level of education and/or training as described in the application and responses to the supplemental questions.
Candidates demonstrating possession of the minimum qualifications will be placed on an employment list in order of most qualified to least qualified based on the achieved score received in the Application and Supplemental Questionnaire Appraisal Examination which evaluates the education, training, experience, skills, knowledge, abilities, and other qualifications that you demonstrate in your application and/or response to the supplemental questionnaire. Please be aware that resumes and cover letters are not typically evaluated in the Application and Supplemental Questionnaire Appraisal Examination. Scores may be adjusted based on such factors as the number of candidates, anticipated vacancies, past practice, and natural breaks in the scores achieved by this group of candidates. Additional Information It is the policy of law enforcement and legal offices and departments, in the County of Sonoma, that candidates complete a thorough background investigation process prior to employment. This policy is imperative in order to keep the department's employees and the public safe and to maintain high standards in the law enforcement community. Candidates referred to departments for a selection interview are typically required to sign authorization and release forms enabling such an investigation. Failure to sign prescribed forms will result in the candidate not being considered further for that vacancy. Reference information will not be made available to candidates. The background investigation will include a thorough assessment of a candidate's personal, employment, educational, criminal, and credit history. The investigation may include but is not necessarily limited to: use of prescription and/or other drugs, reports from former employers, friends, family members, educational institutions, law enforcement agencies, credit reports, court reports, public records search, and/or other relevant sources. Candidates must be honest and forthcoming about information that may arise during the background process. Deception during any portion of this process is grounds for disqualification, even after employment. Depending on the assignment, candidates may be required to take a pre-employment medical examination and may be required to take a polygraph examination. All candidates for law enforcement positions are required to undergo drug testing as part of the selection process. Additionally, candidates may be required to take a pre-employment psychological and physical abilities examination. The results of these examinations and the background investigation shall be confidential and shall not be available to the candidate for review. Failure to pass the background investigation will eliminate a candidate from the employment process. You may also review the Job Classification Screening Schedule to determine the requirements for this position. Issues that arise during the investigation process will be assessed and judgment and discretion will be used to determine the employability of the candidate. Where there is evidence of a candidate's past use of controlled substances, many factors shall be used to determine the employability of the individual such as a pattern of use, kind of drug used, circumstances of the start of the drug use, treatment, behavior and attitude since discontinuance, etc. Please note that a history of using controlled substances does not result in automatic disqualification from the selection process. Prior to disqualifying any candidate whose profile falls within the provisions of the policy, the candidate shall be given the opportunity to present any and all evidence of mitigating facts that the candidate feels should be considered by the hiring authority. If you receive a conditional job offer for the position, the requirements upon which the offer is contingent will be outlined in the conditional job letter. How to Apply Applications are accepted online at www.yourpath2sonomacounty.org. Paper applications may be submitted by person, fax (707-565-3770), email, or through the mail. All applications and appropriate supplemental information as outlined in the job announcement must be received by the time and date specified on the first page of this job announcement. Applications received after the recruitment closes will not be accepted. The County of Sonoma values diversity and is dedicated to creating a workplace environment that provides individuals with a sense of belonging. We are committed to having a diverse workforce that is representative of the communities we serve. The County is proud to be an Equal Opportunity Employer where all aspects of employment are based on merit, competence, performance, and business need. HR Analyst: CA HR Technician: PPB
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