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Assistant Building Supervisor Jobs in O Fallon, IL

Continuum Services

Lead Building Technician

Creve Coeur, MO · On-site

$41K - $53K/yr

... the company. * Assist to ensure compliance with all City, State and Federal safety and ... Perform chemical analysis tests as set forth by the supervisor, reporting any abnormalities and ...

Continuum Services

Lead Building Technician

Creve Coeur, MO · On-site

$41K - $53K/yr

... the company. * Assist to ensure compliance with all City, State and Federal safety and ... Perform chemical analysis tests as set forth by the supervisor, reporting any abnormalities and ...

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Showing results 21-40

All JobsBuilding Supervisor JobsAssistant Building Supervisor JobsAssistant Building Supervisor Jobs in O'Fallon, IL

Assistant Building Supervisor information

See O Fallon, IL salary details

$24.3K

$51.9K

$93.3K

How much do assistant building supervisor jobs pay per year?

As of Sep 6, 2026, the average yearly pay for assistant building supervisor in O'Fallon, IL is $51,905.00, according to ZipRecruiter salary data. Most workers in this role earn between $37,300.00 and $59,700.00 per year, depending on experience, location, and employer.

What does an assistant building supervisor do?

An Assistant Building Supervisor helps oversee the daily operations and maintenance of a building or facility. They assist the Building Supervisor in managing staff, ensuring safety protocols are followed, coordinating repairs, and maintaining the cleanliness and functionality of the premises. Their duties may also include conducting inspections, handling minor administrative tasks, and responding to tenant or occupant concerns. This role is essential for keeping the building running smoothly and addressing issues promptly.

What skills and qualifications are needed to be an assistant building supervisor?

To thrive as an Assistant Building Supervisor, you need knowledge of building maintenance, facility operations, and safety regulations, often supported by a high school diploma or equivalent and relevant experience. Familiarity with building management systems (BMS), maintenance scheduling software, and compliance protocols is typically required. Strong organizational skills, problem-solving abilities, and effective communication help in coordinating teams and addressing tenant concerns. These competencies are essential for ensuring smooth facility operations, safety, and a positive environment for occupants.

How does an assistant building supervisor typically collaborate with maintenance and security teams?

An Assistant Building Supervisor works closely with both maintenance and security personnel to ensure the building operates smoothly and safely. They often coordinate routine inspections, prioritize repair requests, and communicate any facility issues to the appropriate team. Maintaining open lines of communication and organizing regular meetings helps address concerns promptly and supports a safe and well-maintained environment. This collaborative approach is essential for preventing disruptions and ensuring tenant satisfaction.

What is the difference between Assistant Building Supervisor vs Building Supervisor?

AspectAssistant Building SupervisorBuilding Supervisor
CertificationsOSHA safety training, basic building management certificationsOSHA safety training, advanced building management certifications
Work EnvironmentAssists in daily building operations, supports maintenance teamsOversees entire building operations, manages staff and vendors
ResponsibilitiesSupports supervisors, handles routine tasks, responds to tenant requestsManages building staff, enforces safety protocols, coordinates repairs

The main difference between an Assistant Building Supervisor and a Building Supervisor lies in their scope of responsibilities. The Assistant supports the supervisor with daily tasks and routine operations, while the Building Supervisor oversees all building functions, staff, and safety protocols. Both roles require similar certifications, but the supervisor position involves more leadership and decision-making duties.

Assistant Building Supervisor jobs near you
Infographic showing various Assistant Building Supervisor job openings in O'Fallon, IL as of August 2026, with employment types broken down into 79% Full Time, 18% Part Time, 2% Contract, and 1% Nights. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $51,905 per year, or $25 per hour.

1st & 2nd Shift Custodial Supervisor- (5012)

HES Facilities

Saint Louis, MO • On-site

Other

Re-posted 18 days ago

Key responsibilities

  • Organize, schedule, assign, and perform daily custodial work routines.

  • Supervise custodians, inspect assigned areas, and ensure quality and safety standards are met.

  • Train employees on safety procedures, equipment, and chemical usage, and coordinate emergency responses.

Job description

1st & 2nd Shift Custodial Supervisor- (5012)

1st & 2nd Shift Supervisors Needed

1st-Monday-Friday 6:00am - 2:30pm

2nd-Monday-Friday 3:00pm - 11:30pm

MUST HAVE SUPERVISOR EXPERIENCE!!!!!

  • Responsible for organizing, scheduling, assigning and performing daily work routines. 
  • Team leader for safety in work area assigned. Responsible for training all employees in safety related issues. Discuss all safety issues and provide proper personal protective equipment. Investigate accidents and make determinations as of cause of injuries. And reporting all concerns and injuries. 
  • Provides on the job training for new employees with regard to every phase of their job, which includes equipment and chemical usage. In addition, provides continuing training using on the job coaching methods for current employees. 
  • Management of equipment and consumables 
  • Work with department management team to ensure adequate supply of products and chemicals are readily available for staff use. 
  • Communicates effectively in regards to requests, work orders and any other element of the job. 
  • Coordinate and provide assistance for building emergencies (such as fire/flood clean-up, snow/ice removal, etc.).  During and after working hours. 
  • Must be able to plan and perform major cleaning operations, supervising assigned work projects, and coordinate major work projects with the manager and or assistant manager and following up on  

Supervisory Responsibility 

  • Supervise Custodians on a daily basis with regard to quantity and quality of work. Inspect all assigned areas frequently to ensure that individual and building inspections meet service level quality standards, utilizing computer aided inspection systems and other department provided tools, etc. Supervise other related work as required. 
  • Disciplines and counsels' staff in disciplinary actions. Advises office when verbal & written disciplinary actions have been given. Jointly meets with employee and manager when problem warrants written warnings. 
  • Perform other duties as assigned. 

#Respect2026


HES is a premier national provider of facilities management services focused 100% on educational institutions. Headquartered in Knoxville, Tennessee, HES builds best-in-class programs for custodial, maintenance, grounds, and landscaping services. With hundreds of years of combined facilities experience, the HES leadership team is comprised of results-oriented, hands-on executives and facilities experts who give school facilities their full attention. Whether for a grounds and landscaping program, custodial services, or maintenance solutions, HES will change the way you look at facilities management.

Founded in 1972, HES has a proven track record of working successfully and exclusively in the educational environment, maintaining a singular focus on facilities management, undistracted by competing priorities. HES has earned the trust of over 150 education partners across 29 states. We employ 13,000 dedicated team members and maintain more than 200 million square feet daily.