Welfare Fraud Investigator

County of Santa Clara
Full Time $104,158 - $126,728 Per year CA County-Santa Clara Social Services, 1867 Senter Rd, San Jose, CA 95112, United States Apply before 6/28/2024 11:59


Under general supervision, to investigate cases related to suspected fraudulent receipt of public assistance; to interview witnesses, conduct computer checks and analyze welfare data; and to serve civil papers and criminal complaints.

This position is in the Social Services Agency, Special Investigations Unit.  Candidates must possess a valid Specialized Investigator Basic Certificate or Basic Peace Officer Standards and Training (P.O.S.T.) Certificate, and, must be able to pass a criminal background check, polygraph, medical and psychological testing.      

Typical Tasks

  • Reviews, gathers, evaluates and analyzes evidence and information relating to the investigation of suspected welfare or IHSS fraud;
  • Conducts confidential criminal history checks and other computer checks through local and state databases; analyzes data;
  • Contacts other agencies, business organization, employers and other parties to secure, preserve and verify information, written statements and evidence;
  • Interviews complainants, witnesses, suspects, and recipients of aid;
  • Maintains thorough and accurate case summary notes;
  • Evaluates information obtained and makes recommendations as to the need for prosecution;
  • Assembles and reports data to enable the District Attorney to act;
  • Files criminal complaints, serves subpoenas;
  • Identifies over-payments and refers to collections;
  • Responds to inquiries from agency and outside parties concerning related legal matters;
  • Works jointly with other agencies in the development of evidence;
  • Appears as a witness in court or at administrative hearings;
  • Compiles, safeguards, and presents evidence for prosecution;
  • Prepares oral and written reports;
  • Uses work-related equipment as required;
  • May detain and arrest suspects, assuring proper cause;
  • Interprets, explains and applies provisions of laws, rules and regulations related to welfare or IHSS fraud;
  • Provides technical assistance to lower level staff;
  • May be assigned as a Disaster Service Worker, as required;
  • Performs related work as required.

Employment Standards

Sufficient education and experience which directly demonstrates the possession and application of the following knowledge and abilities:

Training and Experience Note:  

The knowledge and abilities listed below are acquired through the following: 

Completion of 60 semester units


Two (2) years performing welfare fraud investigations or investigative work in law enforcement


Two (2) years as an Investigator Assistant in Santa Clara County.

Possession of a valid Specialized Investigator Basic Certificate or Basic (or higher) Peace Officers Standard Training (P.O.S.T.) Certificate issued by the California Commission on Peace Officer Standards and Training (P.O.S.T.) prior to appointment.

Possession of a valid California Driver's License prior to appointment and the ability to qualify and maintain a County's driver's permit.

Specialization in law enforcement or related field, from an accredited university or college is desirable.

Special Requirements:
  1. Applicants who have passed their 20th birthday may submit an application but cannot be appointed until they have reached their 21st birthday.
  2. Felony convictions will be disqualifying. Misdemeanor convictions may be disqualifying depending on the type, frequency, severity and time of offense.
  3. Must be able to take and pass a thorough medical examination. May be disqualified on the basis of established medical standards (current P.O.S.T. or Departmental orders).
  4. Must successfully pass a psychological evaluation.
  5. Must successfully demonstrate and maintain physical fitness in order to perform the full scope and functions of the job.
  6. Must pass a complete background investigation including fingerprints and a search of local, state, and national files for criminal history.
  7. Must be a citizen of the United States or a permanent resident who is eligible for and has applied for citizenship.  
Knowledge of:
  • Modern principles and techniques of investigation, particularly as they apply to suspected fraudulent application for and receipt of public assistance;
  • Principles and techniques of interviewing and interrogation;
  • Rules of evidence and of court procedure;
  • Methods of identifying, preserving and presenting evidence;
  • Laws of arrest, search and seizure, service of legal process and the legal rights of citizens;
  • Penal, Civil, Welfare and Institutions Codes, and related laws and regulations;
  • Arrest techniques;
  • Personal computers and common office applications;
  • Methods of report preparation, writing and presentation. 
Ability to:
  • Interpret and effectively apply provisions of laws applicable to investigations related to suspected welfare and IHSS fraud;
  • Work independently in conducting fraud investigations;
  • Prepare and present clear, concise and comprehensive reports and correspondence;
  • Interview effectively and secure the cooperation of others;
  • Prepare and present accurate evidence, including appearing in court to give testimony;
  • Communicate effectively, orally and in writing;
  • Work required hours and assigned shifts;
  • Use logic in making decisions and exercise sound judgment.