Find & Apply For Law Enforcement Officer Jobs in Libertyville, Illinois

Sergeant

Lake County Forest Preserves

Libertyville, IL

Posted Date

9/07/2026

Description

Position Information

Application Deadline:

Until Filled

Salary:

Anticipated Hiring Rate Range:

$47.66

•$59.56/hour

Range:

$47.66

•$59.56

•$71.57/hour

The District is committed to the well-being, career growth, and quality of life of every member of our Police Department. Here's what you can expect about our benefits:

5/2-5/3 rotation with 8.5-hour shifts — predictable time off, and a real life outside the uniform.

SLEP pension (Sheriffs Law Enforcement Personnel) — one of the strongest retirement programs in Illinois law enforcement

Comprehensive medical, dental, and vision coverage

Employer-paid life insurance

Paid time off, including vacation, personal, sick, paid parental leave as well as community engagement time

Full uniform and equipment package provided, including personal body armor. The only thing you must supply is your duty weapon.

Free uniform laundry service

On-site fitness room

A team culture built on professionalism, camaraderie, and continuous training — the kind of department officers stay at for a career.

Position Details Full-Time Position

Location:

Lindenhurst, IL

This is an excellent opportunity for fully sworn Illinois officers currently serving in a municipal police department to transition to a non-traditional policing agency that values your training, and to experience and enjoy the benefits of continuing your career while serving the community.

SUMMARY:

The Lake County Forest Preserve District's Police Department has a Community Oriented Policing philosophy and is responsible for maintaining the peace and initiating activities that build positive relationships with the public.

The Sergeant enforces the Illinois Compiled Statues and District Rules and Regulations on District lands and is responsible for the protection of the public and natural resources.

Provides field supervision for the Police Departments personnel, provides emergency assistance to the public and aid to local law enforcement agencies.

Conducts surveillance, follow up investigations, and training for the Ranger force.

Promotes good public relations.

Supervises, trains, schedules daily work assignments and establishes priorities for field personnel.

Instructs Rangers in work practices and procedures to ensure District philosophy is followed.

Responds to staff needs and make command decisions in emergency situations.

Participates in evaluating and disciplining staff.

Documents employee activities and completes annual appraisals.

Drives a motorized vehicle to travel to different locations.

Performs tasks that require walking, bending, stooping, standing, kneeling, climbing, reaching and sitting.

Performs lifting tasks up to 50 pounds.

EXPERIENCE

A Bachelor's Degree in Criminal Justice or closely related field.

Completion of basic police training approved by the state and local law enforcement officer training board.

Two years experience in the supervision of law enforcement officers, conservation officers or rangers.

Ability to successfully qualify and maintain proficiency with a side arm and patrol rifle on an ongoing basis and maintain certification in specialized training areas such as standard first aid, and CPR.

Must be a US citizen either by birth or naturalization, at least 21 years of age with a good moral character.

Management skills necessary to evaluate and decide on course of action in relation to law enforcement and planning needs.

Prepare and submit various records and reports including Activity Status Reports, evaluations, personnel action forms, disciplinary forms, and crime analysis.

Knowledge of pertinent federal and state laws and local ordinances.

Possess a valid driver's license.

Must be skilled in modern police practices and community policing.

HOW TO APPLY AND APPLICATION DEADLINES

Interest in Forest Preserve employment can only be expressed by submitting a Forest Preserve Employment Application.

Applications are accepted online at:

Positions are open until filled.

ABOUT LAKE COUNTY FOREST PRESERVES

The Lake County Forest Preserves offers an excellent work environment where officers enjoy both the rewards of public service and the opportunity to work in an inspiring natural setting. As principal guardian of Lake County's open spaces and natural areas since 1958, we manage more than 31,900 acres of land. Officers contribute to the protection of natural resources while engaging with the community in innovative educational, recreational, and cultural opportunities. Visitors to the District enjoy over 210 miles of trails, fishing lakes and ponds, public golf courses, historical and cultural venues, public access to the Fox River and Lake Michigan, and award-winning education programs and events. Serving here means joining a mission-driven team dedicated to making a lasting impact on both the environment and the community.

AN EQUAL OPPORTUNITY/AFFIRMATIVE ACTION EMPLOYER

Salary

47.66

•59.56 Hour

Field

Police