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Security Assistant Jobs in Missouri (NOW HIRING)

Merchandiser/Cashier

Columbia, MO · On-site

$11.25 - $15.25/hr

Acts as main shoplifting deterrent/front floor security. Assist with O'Reilly Image Maker responsibilities. Clock in/out according to company policy. Cashier Check out customers purchasing front ...

Merchandiser/Cashier

Saint Clair, MO · On-site

$9.50 - $13/hr

Acts as main shoplifting deterrent/front floor security. Assist with O'Reilly Image Maker responsibilities. Clock in/out according to company policy. Cashier Check out customers purchasing front ...

Merchandiser/Cashier

Lees Summit, MO · On-site

$11.50 - $15.50/hr

Acts as main shoplifting deterrent/front floor security. Assist with O'Reilly Image Maker responsibilities. Clock in/out according to company policy. Cashier Check out customers purchasing front ...

Merchandiser/Cashier

Camdenton, MO · On-site

$10.50 - $14.25/hr

Acts as main shoplifting deterrent/front floor security. Assist with O'Reilly Image Maker responsibilities. Clock in/out according to company policy. Cashier Check out customers purchasing front ...

Showing results 21-40

Security Assistant information

See Missouri salary details

$26.7K

$41.2K

$55.3K

How much do security assistant jobs pay per year?

As of Aug 9, 2026, the average yearly pay for security assistant in Missouri is $41,237.00, according to ZipRecruiter salary data. Most workers in this role earn between $35,600.00 and $44,600.00 per year, depending on experience, location, and employer.

What is a security assistant?

Security Assistants are professionals who support the security operations of an organization. Their main duties include monitoring surveillance systems, checking identification, assisting with access control, and ensuring that security protocols are followed. They often serve as the first point of contact for visitors and employees, helping to maintain a safe environment. Security Assistants may also respond to incidents, report suspicious activities, and work closely with other security personnel. The role requires attention to detail, strong communication skills, and the ability to stay calm under pressure.

How do you become a security assistant?

To become a security assistant, candidates typically need a high school diploma or equivalent and may require a background check. Relevant skills include attention to detail, communication, and basic knowledge of security procedures; some positions may also require security certifications or training. On-the-job training is often provided, and roles may involve shift work or working in various environments.

What are the key skills and qualifications needed to thrive as a security assistant, and why are they important?

To thrive as a Security Assistant, you need a solid understanding of security protocols, surveillance techniques, and often a high school diploma or equivalent. Familiarity with security systems such as CCTV, alarm systems, and access control software is typically required. Strong observational skills, integrity, and effective communication set standout candidates apart in this role. These capabilities are vital for maintaining safety, preventing incidents, and ensuring efficient coordination during security operations.

What are some common challenges security assistants face when monitoring access control systems?

Security Assistants often encounter challenges such as managing a high volume of visitors, quickly verifying credentials, and responding to unexpected security alerts. Staying attentive and maintaining composure under pressure is key, especially during peak hours or emergency situations. Effective communication with other security staff and building occupants is essential for resolving issues swiftly and maintaining a secure environment.

What is the difference between Security Assistant vs Security Guard?

AspectSecurity AssistantSecurity Guard
Required CredentialsHigh school diploma, certifications like CPR, basic security trainingHigh school diploma, security guard license or certification
Work EnvironmentOffices, corporate buildings, event venuesPublic spaces, retail stores, industrial sites
Employer & Industry UsageBusinesses, government agencies, private firmsSecurity companies, retail, manufacturing, public facilities
Common Search & ComparisonYesYes

The main difference between a Security Assistant and a Security Guard lies in their roles and work environments. Security Assistants typically support security teams in administrative and operational tasks within offices or corporate settings, requiring certifications like CPR. Security Guards focus on patrolling and protecting physical premises, often working in retail or industrial environments, with licensing requirements. Both roles are essential in security operations but serve different functions based on their responsibilities and work settings.

How can I get into security assistant with no experience?

To become a security assistant with no experience, focus on developing basic security knowledge, such as understanding access control and surveillance systems. Entry-level roles often require a high school diploma or equivalent, and obtaining certifications like a Security Guard License can improve chances. Gaining relevant skills through training programs or volunteering can also help you qualify for the position.
More about Security Assistant jobs
What are the most commonly searched types of Security jobs in Missouri? The most popular types of Security jobs in Missouri are:
What are popular job titles related to Security Assistant jobs in Missouri? For Security Assistant jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Security Assistant jobs in Missouri look for? The top searched job categories for Security Assistant jobs in Missouri are:
What cities in Missouri are hiring for Security Assistant jobs? Cities in Missouri with the most Security Assistant job openings:
Infographic showing various Security Assistant job openings in Missouri as of August 2026, with employment types broken down into 82% Full Time, 13% Part Time, and 5% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $41,237 per year, or $19.8 per hour.

Unarmed Security Officer (Day Shift)

GCI Security

Saint Louis, MO • On-site

$18 - $20/hr

Full-time

Re-posted 29 days ago


Job description

UNARMED SECURITY OFFICER (DAY SHIFT)
Launch
Your Security Career - Paid Training & Promotion Path Available
GCI Security, Inc. - Greater St. Louis Area
POSITION SUMMARY

Security done right. Leadership built from within. At GCI Security, we don't just post guards - we empower protectors. As an unarmed security officer, you'll play a critical role in delivering worry-free protection to the people and places we serve. Whether stationed at a residential neighborhood, retail store, or office building, your presence will provide peace of mind through professionalism, visibility, and vigilance. Our officers are the frontline ambassadors of our mission: to protect with purpose and represent our values every shift.

Starting Pay: $18.00-20.00 per hour (depending on site and experience) with unlimited long-term earnings potential as part of GCI's Fast-Track Leadership Program.

This is more than a job - it's a launchpad. We're actively looking for individuals with the ambition to rise through the ranks into leadership, operations, and executive-level roles within our rapidly growing company. We're building a team of growth-minded professionals, not just shift-fillers. If you're open to learning the business side of security and eventually stepping into customer-facing, leadership, or business development roles, GCI is the place to grow.
ABOUT US

At GCI Security, we believe great security is about more than having someone on-site - it's about trust, presence, and purpose. We're a locally owned company that was the first to deliver private security services to local taxing districts in St. Louis. Today, we continue to lead the industry by providing worry-free, professional guarding services that protect what matters most.

Our mission is clear: Built to empower. Driven to protect. Trusted to deliver worry-free security guarding at the highest standard.
We serve private neighborhoods, corporate offices, retail properties, industrial sites, and more - delivering proactive protection through visible presence and responsive service.

At GCI, we don't just fill shifts - we build careers. Our team lives by five core values: Professionalism. Accountability. Growth. Communication. Integrity. These values shape how we hire, train, and promote from within. If you take pride in your work and want to grow with a company that backs you up, GCI is the place to do it.
OBJECTIVES

  • Maintain a high-visibility presence to deter crime and reinforce client peace of mind.
  • Conduct routine foot and/or vehicle patrols to monitor premises, secure perimeters, and identify safety concerns.
  • Observe and report suspicious activity or safety hazards promptly and accurately.
  • Provide friendly, professional interaction with residents, guests, employees, and the general public.
  • Enforce site-specific policies and procedures while maintaining GCI's standards of courtesy and respect.
  • Write clear, detailed incident reports and daily shift logs using GCI's reporting systems.
  • Respond to alarms, disturbances, or incidents with calm, sound judgment and professionalism.
  • Assist emergency personnel as needed and communicate effectively with law enforcement when required.
  • Maintain a clean, professional appearance and represent the GCI brand with integrity at all times.
  • Stay alert, aware, and present - minimizing distractions while on duty.
  • Prepare each post for success by arriving on time, following post orders, and completing all shift responsibilities.
  • Communicate regularly with field supervisors and dispatch to ensure seamless coverage and quick response.
  • Participate in ongoing training to build professional skills and prepare for advancement opportunities within GCI.


COMPETENCIES

  • Demonstrates consistent professionalism in appearance, behavior, and communication.
  • Maintains situational awareness and remains alert in all environments.
  • Communicates clearly, calmly, and respectfully - both verbally and in writing.
  • Uses sound judgment to assess situations and respond appropriately under pressure.
  • Follows instructions with precision and takes responsibility for assigned tasks.
  • Treats all individuals with respect and fairness, regardless of the situation.
  • Embraces feedback and strives for continuous improvement and growth.
  • Upholds high ethical standards and makes decisions aligned with GCI's core values.
  • Works reliably with limited supervision and follows through on commitments.
  • Adapts quickly to changing site needs or client expectations.
  • Represents GCI Security with pride and takes ownership of the role.


EDUCATION & EXPERIENCE

  • Must be at least 21 years of age.
  • High school diploma or equivalent required.
  • Must pass a criminal background check and drug screening.
  • Prior security, military, or customer service experience is a plus, but not required.
  • Must have reliable transportation to and from assigned job sites.
  • Must be authorized to work in the United States.

New to security? No problem. GCI Security proudly welcomes individuals who are new to the security field. If you don't yet have a security license, we'll guide you through the process and even reimburse your licensing fees during your first three months with the company.
PHYSICAL REQUIREMENTS

  • Must be able to stand and walk for extended periods (up to 8-12 hours per shift).
  • Ability to patrol on foot or in a vehicle, depending on the post assignment.
  • Must be able to respond quickly to emergencies and navigate stairs, uneven surfaces, or outdoor environments as needed.
  • Work may be performed indoors or outdoors in various weather conditions, including heat, cold, and rain.
  • Must be able to observe and hear accurately to assess environments and respond appropriately. Occasional lifting (up to 25 lbs) may be required.


COMMITMENT TO DIVERSITY

GCI Security is proud to be an equal opportunity employer. We believe that great security starts with great people - and that means building a team with diverse backgrounds, experiences, and perspectives.

We hire and promote based on professionalism, performance, and alignment with our values - not on race, religion, gender, sexual orientation, age, disability, or background.

Our commitment is to create an inclusive, respectful workplace where everyone has the opportunity to grow, lead, and protect with purpose.
YOUR NEXT STEP COULD BE THE ONE THAT CHANGES EVERYTHING

If this sounds like the kind of opportunity you've been looking for - and you're ready to protect with purpose - we want to hear from you. Your potential goes far beyond the post. Let's unlock it together!

Employment Type: FULL_TIME