Top 53 First responder Jobs in O'fallon Mo

Part Time Security Officers
Marksman Security LLC —Moscow Mills, MO
- $18.50 an hour
- Part-time
- 18 years or older
- Ability to walk for extended periods
- Computer literacy
Quick Apply
Part Time Security Officers
Marksman Security LLC —Wentzville, MO
- $18.50 an hour
- Part-time
- 18 years or older
- Ability to walk for extended periods
- Computer literacy
Quick Apply
Security Officer
SSM Health —Wentzville, MO
- Part-time
- Background check
- Hospital
- Pass drug screening
- Paid parental leave
- Health insurance
Emergency Communications Officer - Dispatcher
City of O'Fallon —O'Fallon, MO
- $28.38 - $35.43 an hour
- Full-time
- Writing skills
- Mid-level
- Analysis skills
- Wellness program
- Health savings account
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3d
Benefits Representative
AMBA —Saint Peters, MO
- $65,000 - $90,000 a year
- Full-time
- Mid-level
- Leadership
- Communication skills
- Retirement plan
Division Protective Services Specialist (St. Louis)
QuikTrip —Saint Charles, MO
- $32.55 - $38.58 an hour
- Background check
- 18 years or older
- CPR Certification
Clerk (Receptionist/Greeter) (District Office)
Fort Zumwalt School District —O'Fallon, MO
- $16 an hour
- Full-time
- Writing skills
- Office
- High school diploma or GED
School Safety Officer
Wentzville School District —Wentzville, MO
- School experience
- Mid-level
- Public school
1d
Police Public Safety Dispatcher/First Responder
St. Louis County, MO —St. Louis, MO
- $48,630.40 - $87,588.80 a year
- Overtime
- Mid-level
- High school diploma or GED
- Computer networking
- Paid parental leave
- Paid holidays
SECURITY OFFICER
Ameristar Casino Resort Spa St. Charles —Saint Charles, MO
- From $17.50 an hour
- Full-time
- Military
- Computer literacy
- Ability to climb stairs
Quick Apply
Clerk (Receptionist/Greeter) (Level I) (2026 - 2027) (South Middle School)
Fort Zumwalt School District —Saint Peters, MO
- $16 an hour
- Full-time
- Writing skills
- High school diploma or GED
- Children
Service Technician, HVAC Repair
Sears Home Services —O'Fallon, MO
- $22 - $36 an hour
- Full-time
- Customer service
- Pass drug screening
- High school diploma or GED
- Health insurance
- Dental insurance
Quick Apply
Security Officer
PEOPLE'S HEALTH CENTERS —St. Louis, MO
- Full-time
- Hospital
- Writing skills
- High school diploma or GED
Quick Apply
Night Service Rep Part Time-103020
ESA Management, LLC —Bridgeton, MO
- $15 an hour
- Part-time
- Computer literacy
- Writing skills
- Basic math
- 401(k)
- Employee assistance program
Quick Apply
13d
Police Officer
City of St. Charles, MO —Saint Charles, MO
- From $34.65 an hour
- Online Application
- Military
- Mid-level
- 3 years
- Health savings account
- Paid holidays
Quick Apply
PRN Nurse Supervisor (RN)
CenterPointe Hospital —Saint Charles, MO
- 8 hour shift
- CPR Certification
- Nursing
- Psychiatry
- Paid training
- Health savings account
8d
Mosquito Control Sales and Technician Part Time
Pest Hunters of St. Peters - O'Fallon —Saint Peters, MO
- $20 - $30 an hour
- Part-time
- 18 years or older
- High school
- Driver's License
- 401(k)
- Referral program
Quick Apply
Police Officer
City of Bridgeton —Bridgeton, MO
- From $32.34 an hour
- Full-time
- Military
- Mid-level
- 3 years
- Health insurance
- Dental insurance
Quick Apply
Restoration Technician
BluSky Restoration Contractors, LLC —St. Louis, MO
- $15 - $25 an hour
- Online Application
- Background check
- Management
- Customer service
- Paid holidays
- Disability insurance
Quick Apply
Project Manager - Restoration
BluSky Restoration Contractors, LLC —St. Louis, MO
- $65,000 - $80,000 a year
- Overtime
- Customer service
- Mid-level
- Office
- Fuel card
- Paid holidays
Quick Apply
1d

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Part Time Security Officers

Marksman Security LLC -
Moscow Mills, MO

Quick Apply

Job Details

Part-time | Full-time
$18.50 an hour

Qualifications

Computer operation
Customer communication
Computer skills

Full Job Description

Marksman Security is built on serving our clients and building careers – just like yours. We are trusted by some of the most well-known companies and properties in the country while remaining dedicated to building personalized security solutions that solve the needs of every customer we support. Named as a nationally recognized Top Workplace in 2024 and 2025 by USA Today, Marksman's customized approach to security services will provide you with the opportunity to learn, grow and succeed. Our core values of being Unified, Transparent, Innovative, Committed and Accountable help us in providing unparalleled service and support in all that we do. If you are looking for a meaningful career, a culture of excellence, and the ability to make a difference, we want to talk to you!

Marksman Security Corporation is hiring immediately for Licensed Flex Security Officers!

HIRING FOR LOCATION

Wentzville / Troy, MO

$18.50p/hr

Applicants must Be Available Between Mornings AND Evenings and holidays, if needed.

Must be able to respond to work assignments with little to no advance notice.

Hiring for multiple shifts — full-time, part-time, and all shifts.

Previous experience in security OR customer service fields is preferred.

Looking for passionate, skilled professionals to join our team. Must be reasonably physically fit and able to stand and walk for periods of time.

Earn More for Showing Up Strong Officers who are available and present for every shift they commit to during the quarter are eligible for a $100 Quarterly Perfect Attendance Bonus.

It's simple: submit your availability, work those days, and get rewarded for your reliability.

Security Officers, sometimes referred to as Security Guards, deter criminal activity, protect property and enforce rules on a property. Some monitor surveillance cameras and alarms from a stationary position, while others patrol areas and do security checks. In factories and offices, Security Officers provide protection for equipment and workers along with checking the credentials of vehicles and individuals coming and going from the premises.

Security Officer Positions:

Rover: Foot or vehicle patrols, responsible for detecting any suspicious behavior and preventing vandalism, thefts or other criminal behavior, etc.
Gatehouse: Greet residents and guests with a friendly demeanor, check identification, log visitor vehicles, announce visitors, control access to all persons to the property, etc.
Front Desk: Acknowledge and greet all guests with utmost courtesy and urgency, customer service, access control, greeting residents and guests with a courteous demeanor, monitor CCTV camera systems, announce visitors, distribute packages, etc.

Responsibilities:

Acknowledge and greet all residents and guests in a prompt and courteous manner
Manage all guest/visitor access as needed and eject trespasser or violators from premises when deemed necessary
Verify credentials of incoming and outgoing individuals/vehicles
Document and maintain a log of visitors and notify residents of visitor's arrival
Assist in protecting others and equipment while enforcing policies and procedures
Monitor and or detect any suspicious behavior to assist in the prevention of vandalism, theft and or other criminal behavior
Monitor surveillance cameras and alarms
Patrol the perimeter (interior/exterior) to identify potential safety and security risks
Warn violators of infractions e.g., loitering, smoking and or in possession of prohibited items
Respond to calls of distress, alarms and or emergencies such as fire, injuries or presence of unauthorized individuals by contacting local first responders
Identify and report any and all concerns (safety, security breaches, unusual circumstances) in a timely manner
Ensures accuracy and timely submission of required documentation (reports/documents)
Ensure all rules/regulations are being enforced and followed
Other duties to be determined by management

Qualifications:

Must be at least 18 years of age or older
High school degree or equivalent
Professional demeanor and appearance
Basic computer skills
Must be able to multitask and prioritize assigned tasks
Strong communication skills (verbal and written)
Minimum of one year of customer service experience or security experience
Must be able to pass pre-employment screening (background and drug)
This position will require occasional crawling, crouching, climbing of stairs, kneeling, running, sitting, standing, stooping and walking for extended periods of time

#IND2

Quick Apply

Refine Your Search

first responder jobs in o'fallon mo

Part Time Security Officers

Part Time Security Officers

Security Officer

Emergency Communications Officer - Dispatcher

Benefits Representative

Division Protective Services Specialist (St. Louis)

Clerk (Receptionist/Greeter) (District Office)

School Safety Officer

Police Public Safety Dispatcher/First Responder

SECURITY OFFICER

Clerk (Receptionist/Greeter) (Level I) (2026 - 2027) (South Middle School)

Service Technician, HVAC Repair

Security Officer

Night Service Rep Part Time-103020

Police Officer

PRN Nurse Supervisor (RN)

Mosquito Control Sales and Technician Part Time

Police Officer

Restoration Technician

Project Manager - Restoration

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