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Security Officer - Secret Clearance
St Charles, MOMarch 23rd, 2026
Overview Allied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and collaborative workplace, you will be part of a team that contributes to a culture that positively impacts the communities and customers we serve. Job Description As a Security Officer - Security Clearance Perimeter in Saint Charles, MO, you will serve and safeguard clients in a range of industries such as Aero/Defense, and more. Join Allied Universal at a leading aero and defense location where you will monitor and patrol assigned areas, conduct routine rounds, and stay highly visible to help to deter security-related incidents. You will document observations, respond to alarms and/or requests for assistance, and communicate clearly with site teams and visitors. Bring an agile, reliable, and innovative mindset, support a caring people-first culture, and deliver through teamwork with integrity. Start your Secret Clearance process with us - Allied Universal pays the bill Join Allied Universal as a security professional supporting a leading aerospace and defense operation in Saint Charles, Missouri. Serve and safeguard a high-profile aerospace and defense location Support a secure environment built on integrity, reliability, and trust Make a real impact at a mission-critical site with long-term growth potential.Position Type: Full Time Pay Rate: $23.27 / Hour - Weekly Pay Job Schedule: DayTimeWed11:00 PM - 07:00 AMThur11:00 PM - 07:00 AMSat11:00 PM - 07:00 AMSun11:00 PM - 07:00 AMWhy Join Us: Smart Tools: Access to our exclusive technology to view and claim additional shifts to earn more. Career Growth: Get paid training and access to career growth opportunities. Financial and Health Benefits: Enjoy access to a retirement savings plan, plus medical, dental, vision, basic life and AD&D, and disability insurance. Exclusive Perks: Enjoy discounts on top brands and services through our Perks Program.What You'll Do: Provide customer service to personnel and visitors by following site-specific security-related procedures and access control requirements at an aerospace and defense location. Screen and/or verify identification, credentials, and authorizations at entry points, assist with visitor processing, and help maintain required logs and documentation. Respond to incidents and critical situations in a calm, problem-solving manner, including initiating notifications and supporting emergency response activities per post orders. Conduct regular and random patrols of buildings, production areas, and perimeter zones to help identify unusual conditions, policy violations, and/or security-related concerns. Prepare clear written reports and complete required documentation for incidents, patrol activities, and access control actions, and communicate relevant information to Allied Universal supervision and site contacts.Minimum Requirements: Have at least 1+ years of security experience. Possess an active DoD Secret clearance. Be 21+ years of age. Ability to lift more than 20 lbs is preferred. Handcuffing certification is preferred and may be completed post hire. Be at least 18 years of age for unarmed roles; 21+ years of age for armed roles. Possess a high school diploma or equivalent. As a condition of employment, applicants will be subject to a background investigation in accordance with all federal, state, and local laws. Allied Universal will consider qualified applications with criminal histories in a manner consistent with applicable laws. As a condition of employment, applicants will be subject to a drug screen to the extent permitted by law. Licensing requirements are subject to state and/or local laws and regulations and may be required prior to employment. A valid driver's license will be required for driving positions only.ClosingAllied Universal® is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race/ethnicity, age, color, religion, sex, sexual orientation, gender identity, national origin, genetic information, disability, protected veteran status or relationship/association with a protected veteran, or any other basis or characteristic protected by law. For more information: www.aus.com. If you have difficulty using the online system and require an alternate method to apply or require an accommodation, please contact our local Human Resources department. To find an office near you, please visit: www.aus.com/offices. Requisition ID2026-1549828
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