Director Internal Investigations Unit
Billerica, MA
Full Time
Experienced
The Middlesex Sheriff’s Office is considering applicants for the following employment opportunity:
Director
Internal Investigations Unit
The Middlesex Sheriff’s Office (“MSO”) is seeking a qualified professional for the position of Director of the Internal Investigations Unit (“IIU”). Under the direct supervision of the Special Sheriff, the Director of the Internal Investigations Unit (“Director”) is responsible for supervising all internal investigations to ensure they are conducted in a fair and confidential manner. The Director is also responsible for conducting internal investigations and for the security, care and control of inmates and detainees in the custody of the MSO. The Director position requires direct contact with inmates/detainees in a secure correctional setting. This is an exempt, full time, at-will employment position that requires a flexible work schedule and the ability to conduct internal investigations regarding confidential matters. The individual selected for this position must also maintain strict confidentiality of matters relating to internal investigations. The hours of work are 8:00a.m. to 6:00p.m. flex, Monday through Friday. The Director will be required to respond to any IIU needs when required and depending on the needs of the MSO. The hours of work and days off are subject to change based on the discretion of the Special Sheriff.
Responsibilities include but are not limited to:
Working Conditions:
Working in a correctional facility; requires direct contact with inmates/detainees in a secure correctional setting; may encounter verbal and physical abuse from offenders; may be required to interact with people who are under physical and/or emotional stress; stand and walk for prolonged periods of time; may work under exposure to adverse weather conditions. The Director will work in any MSO facility and on various shifts as necessary for security needs. The Director must be cognizant of the confidential and sensitive nature of working in a law enforcement agency.
Qualifications:
In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. Must have an active valid driver’s license and the right to legally operate a motor vehicle in Massachusetts and pass a criminal background check.
Salary: Starting salary range is $143,000.00 to $143,670.65 plus additional incentives, bonuses, and employment benefits. Interested candidates can review this job posting at www.middlesexsheriff.org and may submit a cover letter and resume via email to [email protected].
Submissions must be received by November 20, 2026 at 5:00p.m.
The Middlesex Sheriff’s Office is an equal opportunity employer
Director
Internal Investigations Unit
The Middlesex Sheriff’s Office (“MSO”) is seeking a qualified professional for the position of Director of the Internal Investigations Unit (“IIU”). Under the direct supervision of the Special Sheriff, the Director of the Internal Investigations Unit (“Director”) is responsible for supervising all internal investigations to ensure they are conducted in a fair and confidential manner. The Director is also responsible for conducting internal investigations and for the security, care and control of inmates and detainees in the custody of the MSO. The Director position requires direct contact with inmates/detainees in a secure correctional setting. This is an exempt, full time, at-will employment position that requires a flexible work schedule and the ability to conduct internal investigations regarding confidential matters. The individual selected for this position must also maintain strict confidentiality of matters relating to internal investigations. The hours of work are 8:00a.m. to 6:00p.m. flex, Monday through Friday. The Director will be required to respond to any IIU needs when required and depending on the needs of the MSO. The hours of work and days off are subject to change based on the discretion of the Special Sheriff.
Responsibilities include but are not limited to:
- Supervision and management of the IIU and all investigators assigned under their command;
- Conducting and directing a variety of internal affairs investigations in the correctional facilities or other MSO offices that may involve violations of MSO policy and procedure, regulations, or violations of law, including citizen complaints and inmate/detainee grievances;
- Conducting investigations into allegations of improper conduct of employees that would constitute a violation of MSO policy and procedure, collective bargaining agreements, or a violation of law to obtain evidence necessary to affirm or dispel the allegations of improper or illegal activity;
- Interviewing witnesses, suspects, victims, MSO employees, vendors and their employees, inmates/detainees, and others, to obtain information relevant to investigations;
- Determining, through considerable independent judgement, the existence of a criminal or administrative violation through the systematic search for evidence through physical evidence, interviewing witnesses, the use of other sources of information and various other investigative methods and techniques;
- Coordinating investigations with state, federal and local law enforcement agencies;
- Preparing and maintaining complete records of the history of each case being investigated, preparing comprehensive documentation for the MSO;
- Presenting evidence and investigative findings during disciplinary hearings, arbitrations, unemployment hearings, and court/trials for employee misconduct and violations of law;
- Investigating sexual assault allegations concerning inmates/detainees via the collection of evidence, conducting interviews and partnering with outside experts while adhering to Prison Rape Elimination Act (“PREA”) standards;
- Conducting thorough and complete investigations according to department policies, applicable laws, and procedural requirements; providing reports and reviewing Criminal Offender Record Information (“CORI”) information;
- Preparing letters, reports and written summary of findings; analyzing investigation results and drawing logical and objective conclusions;
- Maintaining daily and monthly reports, related to criminal, internal, civil and other types of internal investigations;
- Maintaining data into IIU databases and drafting, maintaining, and organizing confidential reports;
- Maintaining confidential employee personnel information and must not disclose/discuss any confidential information made aware of during the course of IIU duties;
- Gathering, verifying, and analyzing personal, professional, credit/financial, and educational documents; contacting other agencies/professional organizations to obtain and verify information;
- May be required to assist with background investigations into potential applicants of the MSO;
- Performs other work as required by the Special Sheriff.
Working Conditions:
Working in a correctional facility; requires direct contact with inmates/detainees in a secure correctional setting; may encounter verbal and physical abuse from offenders; may be required to interact with people who are under physical and/or emotional stress; stand and walk for prolonged periods of time; may work under exposure to adverse weather conditions. The Director will work in any MSO facility and on various shifts as necessary for security needs. The Director must be cognizant of the confidential and sensitive nature of working in a law enforcement agency.
Qualifications:
- Must have a Bachelor’s degree;
- Must have five (5) years of experience with internal investigations;
- Must have ten (10) years of experience working in a correctional facility or law enforcement agency;
- Required to possess and a strong working knowledge of:
- Investigative methods and techniques;
- Interviewing techniques;
- General criminal law and law enforcement;
- Rules of evidence and other standards governing the use of evidence in both the criminal justice and administrative hearing systems;
- Appropriate court decisions;
- Collective bargaining agreements and personnel directives;
- Forensic tests available to the investigator;
- Ability to gather evidence from a variety of sources, organize and analyze the evidence, possibly travel (if needed) to verify evidence and information and ultimately draw conclusions from it;
- Must have the ability to provide detailed, written analysis regarding confidential and sensitive matters
- Ideal characteristics include: excellent judgment; ability to communicate with people at all levels of the organization as well as outside law enforcement agencies and other outside entities; strong research/investigative, analytical, interpersonal, organizational, written and verbal communication skills;
- Able to work independently in a fast-paced environment, handle a large volume of work and have in-depth experience writing reports.
- Must be able to work in a team environment and may be required to work nights, weekends and holidays depending on IIU needs.
In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. Must have an active valid driver’s license and the right to legally operate a motor vehicle in Massachusetts and pass a criminal background check.
Salary: Starting salary range is $143,000.00 to $143,670.65 plus additional incentives, bonuses, and employment benefits. Interested candidates can review this job posting at www.middlesexsheriff.org and may submit a cover letter and resume via email to [email protected].
Submissions must be received by November 20, 2026 at 5:00p.m.
The Middlesex Sheriff’s Office is an equal opportunity employer
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