390 Results for

Security Specialist Jobs in Saint Louis, MO

Jobs

New!

Granite City, IL1 day ago

$21.35–$24.31 Per Hour

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High school diploma or equivalent and five years’ supervised mental health experience;

Or a bachelor’s degree in counseling, social work, education, psychology or related human service field;

Or a bachelor’s degree in any other field with 2 years’ supervised clinical experience in a mental health setting;

Or a certificate of psychiatric rehabilitation from a DHS-approved program plus a high school diploma or equivalent and 2 years’ experience in providing mental health services;

Or a Certified Recovery Support Specialist (CRSS) in good standing with the State of Illinois. This role is based out of our Maryville office and is essential in supporting individuals during moments of emotional crisis, promoting recovery through trauma-informed care, and connecting people to vital community resources.

Saint Louis, MO19 days ago

$73,450–$132,775

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. January 13, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

New!

Hazelwood, Missouri6 days ago

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The Boeing Company is currently seeking a Senior Industrial Security Specialist - Communications Security (COMSEC) Custodian to join the team in Hazelwood, MO.

New!

Berkeley, Missouri4 days ago

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Have firm understanding of requirements of Intelligence Community Directive (ICD) 705 related to physical security and construction requirements for SAPFs submitting pre-construction and accreditation packages to include Fixed Facility Checklists (FFCs), TEMPEST Assessments, and DCSA Forms 147s.

Saint Charles, MO30+ days ago

You are open to working a flexible work schedule with varying hours, days or shifts (including nights, weekends, holidays and other peak shopping times). As a Target Security Specialist, no two days are ever the same, but a typical day will most likely include the following responsibilities: Create a welcoming experience by greeting guests at the front of store.

New!

Berkeley, Missouri4 days ago

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Protect government, intellectual, third party and company information from unauthorized disclosures through development, implementation and administration of an Operational Security program, security education, procedures and physical controls to ensure compliance with government and company regulations/requirements on less complex programs.

Scott AFB, IL30+ days ago

$76,573–$99,550 Per Year

p>SPECIALIZED EXPERIENCE: Applicants must have at least one year of specialized experience equivalent to the GS-09 grade level in the Federal service which includes applied knowledge of a wide range of security concepts, principles, and practices to review, independently analyze, and resolve difficult and complex security problems; apply policy direction to contractors and government/military officials, and develop guidance for applying security policy, procedures, techniques, equipment, and methods to a variety of work situations and various levels or degrees of security controls.

Tax Law Impact for PCS: On 22-Dec-2017, Public Law 115-97 - the "Tax Cuts and Jobs Act of 2017" suspended qualified moving expense deductions along with the exclusion for employer reimbursements and payments of moving expenses effective 01-Jan-2018 for tax years 2018 through 2025.

Clayton, MO21 days ago

$70,100–$126,200 Per Year

Education/Experience: Bachelor's Degree in Criminal Justice, Business Administration, Business Management, Psychology, Sociology, Social Work, or related field or equivalent experience required. Plan, coordinate and execute executive ground transportation responsibilities for designated Centene executives, including driving, scheduling, data collection and record keeping, and vehicle maintenance.

New!

St. Louis, MO2 days ago

This role will work under the Head of Security Operations and will play a key part in expanding SpearTip's managed security service capabilities, with a specific focus on Stellar Cyber, Identity Threat Detection and Response, and Network Detection and Response.

Industry certifications such as, but not limited to: A+, Network+, Server+, Security+, Cybersecurity Analyst+, Penetration Tester+, PMP, CRISC, CEH, CompTIA Security+, GIAC, or similar security certifications.

Hazelwood, MO30+ days ago

Remote

$35–$55 Per Hour

Enterprise Security Utilities (HIDS, NIDS, DLP), Virtualization Platforms, Windows Server services (AD, DNS, DHCP, Group Policy), UNIX/Linux/Microsoft Administration (file services, configuration, updates), Web servers (IIS, Apache), Software Installation. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.

Berkeley, MO18 days ago

$150,450–$233,450 Per Year

The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The selected candidates will apply advanced expertise in cybersecurity, Information Assurance (IA), and technical instruction to assess the security posture of classified environments, support enterprise compliance activities, and strengthen the cybersecurity readiness of Boeing personnel and program stakeholders.

MO10 days ago

$105,400–$152,950 Per Year

The selected candidate will serve as the Operational Technology (OT)/Industrial Control Systems (ICS) security analyst to design secure system architectures for critical infrastructure, and will implement network segmentation, access controls, and intrusion detection systems.

Berkeley, MO26 days ago

$130,050–$203,550 Per Year

The Industrial Security Specialist will be skilled at delivering initial and recurring briefings on critical program information, classification marking, safeguarding and destruction, Operations Security (OPSEC), physical and communications security while being adept at managing personnel and classified-material records to ensure data integrity, conducting inventories and reconciliation for accountability, and developing Concept of Operations (CONOPs) and procedures for handling, storing, and transporting proprietary materials. The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

New!

MO2 days ago

$80,750–$125,350 Per Year

p>The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. If you bring project experience and sharp visual communication skills then you'll have the opportunity to strengthen Risk Management Framework (RMF) driven cybersecurity programs, build strong stakeholder relationships, and grow your career supporting real-world defense missions.

MO16 days ago

$88,400–$119,600 Per Year

Basic Qualifications (Required Skills/Experience):

Successfully completed Tier 5 Investigation (T5), formerly known as a Single Scope Background Investigation (SSBI) by the federal government within the last 5 years, or requires candidate to have been enrolled in a Continuous Vetting program within the last 5 years.

St. Louis, MO10 days ago

li>Manage, monitor, maintain, and troubleshoot safety and security technology systems, including but not limited to surveillance cameras, video management systems, access control systems, emergency notification systems, visitor management platforms, panic alert systems, and related technologies. This position bridges the work of the Safety and Security Team, Emergency Preparedness Team, Information Technology Department, and school-based staff to ensure that safety technology solutions effectively support emergency preparedness, incident response, threat mitigation, and day-to-day security operations.

Saint Louis, Missouri30+ days ago

p style="margin:0in;font-family:'calibri';font-size:11pt">In this role, you will focus exclusively on Securiti AI solutions, working closely with Veeam account executives to cross-sell into Veeam’s customer base, win new business, and expand existing Securiti AI accounts.

Veeam, following its acquisition of Securiti AI - the leader in AI-powered data security posture management (DSPM) - is seeking experienced Sales Specialists to drive growth in this innovative business.

St. Louis, MO30+ days ago

p>As a Product Security Compliance Specialist, you will support Hubbell's product security operations, focusing on SOC 2 compliance for SaaS products while also supporting other relevant product security and regulatory frameworks as needed. Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications.

New!

St Louis, MO3 days ago

Join Allied Universal at a government location where you will monitor and patrol assigned areas, remain visible to help reduce security-related concerns, and deliver outstanding customer service and communication. This is a driving post, offering a dynamic role for professionals who value teamwork, reliability, and integrity while supporting daily operations in a people-first culture that is agile and innovative.

New!

St Louis, MO5 days ago

Join Allied Universal at a government location where you will monitor and patrol assigned areas, conduct routine patrols, remain visible to help discourage security-related incidents, and deliver outstanding customer service and communication. 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.

St. Louis, MO30+ days ago

p>Edward Jones' compensation and benefits package includes medical and prescription drug, dental, vision, voluntary benefits (such as accident, hospital indemnity, and critical illness), short- and long-term disability, basic life, and basic AD&D coverage.

Must have significant knowledge acquired through previous experience, certification or specialized training in GSOC operations, physical security systems, and radio dispatch communications and emergency management.

MO30+ days ago

$105,400–$207,800 Per Year

Supporting security workstreams across Oracle Cloud Enterprise Resource Planning (ERP), Human Capital Management (HCM), and Supply Chain Management (SCM) implementations. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities.

MO30+ days ago

$105,400–$207,800 Per Year

This role works with client and Deloitte teams to address security requirements across SAP platforms, integrations, and transformation programs while helping organizations reduce risk and enable business operations. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities.

Maryland Heights, MO30+ days ago

Remote

$150,000–$175,000 Per Year

Our goal is to cultivate a culture of belonging that encourages innovation, collaboration, and respect for all team members, ensuring that WWT remains a great place to work for All! Actual salary will be based on a variety of factors, including shift, location, experience, skill set, performance, licensure and certification, and business needs.

St. Louis, MO20 days ago

$135,000–$155,000 Per Year

li>Strong understanding and experience with key cybersecurity OEMs such as Cisco, Fortinet, F5, Akamai, SentinelOne, Zscaler, Crowdstrike, Palo Alto Networks, Wiz & many others in the industry. Our goal is to cultivate a culture of belonging that encourages innovation, collaboration, and respect for all team members, ensuring that WWT remains a great place to work for All!

New!

IL3 days ago

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Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

New!

IL3 days ago

$99,000–$225,000 Per Year

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IL14 days ago

p>Essential Duties and Responsibilities: Includes the following and other duties may be assigned:

Perform entrance control: Enforce the District's entry and identification system which includes operating security screening equipment to detect weapons, contraband, and prohibited items, checking items such as handbags, briefcases, computers, packages, baby carriages, wheelchairs, etc.

Preserve order: Responsible for providing security presence in the courtroom, enforcing federal law and judicial orders within the courtroom, enforcing local court rules regarding prohibited items, and providing protection to court proceedings as circumstances dictate.

St. Louis, MO10 days ago

p>Essential Duties and Responsibilities: Includes the following and other duties may be assigned:

New!

St. Louis, MO5 days ago

$118,700–$243,700 Per Year

p>We are seeking a talented, passionate cyber security specialist who will serve as a technical interface and subject matter expert in designing, implementing, and supporting an enterprise-class application-centric micro-segmentation service for Deloitte US Member Firm.

Minimum 6 years of related Cyber Security experience with a focus on network security engineering, including firewall policy design, rule management, and hands-on experience securing east-west traffic in enterprise environments.

IL30+ days ago

$80,001–$120,000 Per Year

The USTC Managed Information Technology Services (MITS) contract provides strategic, technical, and program management guidance and support services to facilitate the operations and modernization of the combatant command's infrastructure, systems, and applications.

Design and development of Initial Privacy Assessment (IPA) and Privacy Impact Assessments (PIAs) for each major Federal Government IT Systems Developing and conducting System Test and Evaluations (ST&Es) and Independent Verification and Validation (IV&Vs) of the security profiles of Federal Government IT Systems.

St. Louis, MO25 days ago

$135,000–$135,000 Per Hour

p>Provide cyber threat intelligence support, including the collection, fusion, analysis, creation, and distribution of threat intelligence from government entities, commercial feeds, open sources, and partner organizations.

The Cyber Security Engineer will collect, analyze, and distribute threat intelligence from government sources, commercial feeds, open source reporting, and partner organizations to improve situational awareness of the cyber threat environment.

Berkeley, MO19 days ago

$150,450–$233,450 Per Year

The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The senior manager will ensure continuity of leadership when the Senior Cybersecurity Manager is absent, drive mission delivery, and serve as a primary succession candidate and bench-strength builder across Boeing's cyber leadership cadre.

MO30+ days ago

$134,800–$168,500 Per Year

Check us out on our platform:

https://www.wwt.com/consulting-services.

https://www.wwt.com/category/security-transformation.

Maryland Heights, MO30+ days ago

$170,000–$200,000 Per Year

p>Required Experience 10 years of cybersecurity experience Minimum of 5 years in cybersecurity consulting security architecture or advisory roles Proven experience leading complex cybersecurity consulting engagements Demonstrated experience scoping consulting engagements including defining delivery approach and level of effort Experience leading cross-functional teams in the delivery of security consulting services Strong ability to build trusted relationships with technical and executive stakeholders.

Key Skills Excellent written and verbal communication skills Ability to clearly explain complex security concepts to both technical and executive audiences Strong consulting presentation and facilitation skills Ability to manage multiple priorities in complex environments Strong organizational and leadership capabilities Proven ability to operate effectively in client environments.

MO16 days ago

li>Hands-on experience in security systems, including firewalls, intrusion detection systems, endpoint detect response, anti-virus and anti-malware software, authentication systems, SIEM/UEBA tools, content filtering, etc. Stifel is home to approximately 9,000 individuals who are currently building their careers as financial advisors, research analysts, project managers, marketing specialists, developers, bankers, operations associates, among hundreds more.

Saint Charles, MO30+ days ago

Join Allied Universal at a dynamic aerospace and defense location, where you will monitor and patrol assigned areas, remain visible to help discourage security-related incidents, and support site operations through strong communication and customer service. As a Security Officer Security Clearance Specialist in Saint Charles, MO, you will serve and safeguard clients in a range of industries such as Aero/Defense, and more.

St Louis, Missouri28 days ago

Our Security Specialists range from active-duty military personnel to veterans to civilians looking for a job with upward mobility and employee-centered management.

Patrols assigned on foot to maintain visibility and observe possible unusual activities at client facilities .

East Saint Louis, IL19 days ago

Join Allied Universal as an Unarmed Patrol Officer at a government location, where you will monitor and patrol assigned areas, remain visible to help to deter security-related incidents, and support a professional environment through strong customer service and communication.

What You'll Do:

Provide customer service to visitors, staff, and/or members of the public by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a government location.

New!

St Louis, MO3 days ago

p>As a Security Officer Enhanced Part Time Patrol Presence in East Saint Louis, IL, this role is designed to provide reliable, consistent hours at an assigned site with the flexibility for you to earn more by picking-up additional shifts when it works for you.

Earn More, Claim-A-Shift Program: In addition to your fixed shift, you may pick-up extra shifts through our scheduling platform, allowing you to increase earnings and gain experience across multiple sites.

New!

St Louis, MO3 days ago

As an Unarmed Patrol Officer in a government location, you will monitor and patrol assigned areas, stay visible to help reduce security-related incidents, and support access awareness while delivering outstanding customer service and communication.

What You'll Do:

Provide customer service to visitors, employees, and/or members of the public by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a government location.

New!

St Louis, MO3 days ago

Join Allied Universal at a dynamic government location where you will patrol assigned areas, stay visible to help to deter security-related incidents, and support daily operations through strong customer service and communication.

Respond to incidents, unusual activity, and critical situations in a calm, problem-solving manner, and report observations through required site documentation and/or communication channels.

New!

St Louis, MO3 days ago

Join Allied Universal as an Unarmed Patrol Officer in a dynamic aerospace and defense location, where you will monitor and patrol assigned areas, remain visible to help discourage security-related incidents, and deliver outstanding customer service and communication.

Support Allied Universal and site leadership by completing required reports, maintaining awareness of changing conditions, and communicating clearly with staff, visitors, and/or first responders during routine and emergency situations.

New!

St Louis, MO2 days ago

As an Unarmed Patrol Officer at a financial institution location, you will monitor assigned areas, conduct routine patrols, remain visible to help to deter security-related incidents, and deliver outstanding customer service and communication.

Conduct regular and random patrols throughout the location, including interior areas, entry points, parking areas, and the perimeter, to help to deter unauthorized activity and identify security-related concerns.

New!

St Louis, MO3 days ago

Join Allied Universal as an Armed Officer at a dynamic chemical and petrochemical location, where you will monitor access points, conduct routine patrols, and maintain a visible presence to help deter security-related incidents.

What You'll Do:

Provide customer service to employees, visitors, and/or contractors by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a chemical and petrochemical location.

New!

St Louis, MO3 days ago

Join Allied Universal as an Unarmed Patrol Officer at a government location, where you will monitor assigned areas, conduct routine patrols, and remain visible to help deter security-related incidents.

Conduct regular and random foot and/or vehicle patrols throughout buildings, grounds, parking areas, and perimeter locations to help to deter unauthorized activity and identify security-related concerns.

New!

St Louis, MO4 days ago

Join Allied Universal as an Unarmed Patrol Officer at a respected financial institution location, where you will monitor and patrol assigned areas, maintain a visible presence to help to deter security-related incidents, and support a welcoming environment through strong customer service and communication.

What You'll Do:

Provide customer service to staff, visitors, and/or vendors by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a financial institution location.

New!

St Louis, MO3 days ago

Join Allied Universal as an Unarmed Patrol Officer at a busy logistics and distribution location, where you will monitor and patrol assigned areas, remain visible to help to deter security-related incidents, and support daily operations through strong communication and customer service.

What You'll Do:

Provide customer service to employees, visitors, and/or drivers by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a logistics and distribution location.

New!

St Louis, MO3 days ago

Join Allied Universal at a dynamic aerospace and defense location as an unarmed patrol officer, where you will monitor and patrol assigned areas, remain visible to help discourage security-related incidents, and deliver outstanding customer service and communication.

What You'll Do:

Provide customer service to personnel, visitors, and/or contractors by carrying out site-specific procedures, access protocols, and when appropriate, emergency response activities at a defense-related location.

New!

St Louis, MO5 days ago

Join Allied Universal as an Unarmed Patrol Officer in a government location, where you will monitor and patrol assigned areas, remain visible to help deter security-related incidents, and support access awareness and public interactions.

What You'll Do:

Provide customer service to visitors, staff, and/or the public by carrying out security-related procedures, site-specific policies, and when appropriate, emergency response activities at a government location.

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Security Specialist Jobs in Saint Louis, MO

Crisis Intervention Specialist Chestnut Health Systems

Exploitation Specialist/GDAT Software Engineer Leidos

Senior Industrial Security Specialist - Communications Security (COMSEC) Custodian Boeing

Senior Physical Security Specialist Boeing

Target Security Specialist Target Corp

Mid-Level Industrial Security Specialist Boeing

SECURITY SPECIALIST United States Air Force

Security Specialist Centene Corporation Group

Cyber Security Specialist Zurich Insurance Group Ltd

Cyber Security Specialist StratAcuity Staffing Partners Inc

Senior Information Security Compliance Specialist The Boeing Co

Operational Technology Security Design Specialist (Senior or Mid-Level) The Boeing Co

Senior Industrial Security Specialist The Boeing Co

Associate Security Operations and Administration Specialist The Boeing Co

Physical Security Specialist The Boeing Co

Senior Safety and Security Technology Specialist St Louis Public Schools

Sales Specialist - Data & AI Security Veeam Software

Specialist, Product Security Compliance Hubbell Inc

Security Officer Driving Role Specialist Allied Universal

Security Officer Patrol Specialist Allied Universal

Senior Security Control Specialist - GSOC Edward D Jones & Co LP

Cyber Oracle Cloud Security - Senior Consultant / Senior Engineering Management Specialist Deloitte Touche Tohmatsu Ltd

Cyber SAP Security and GRC Access & Process Control Senior Consultant / Senior Engineering Management Specialist Deloitte Touche Tohmatsu Ltd

Cyber Security Sales Specialist World Wide Technology Inc

Security Sales Specialist- St. Louis Region World Wide Technology Inc

Information Security Risk Specialist Booz Allen Hamilton Inc

Information Security Risk Specialist, Senior Booz Allen Hamilton Inc

Court Security Officer, East St Louis, IL Walden Security

Court Security Officer, St. Louis, MO Walden Security

Cloud Security Engineer Manager Deloitte Touche Tohmatsu Ltd

Cloud Information Security Analyst Science Applications International Corp

Cyber Security Engineer III System One

Information Security Governance Senior Manager The Boeing Co

Security Solutions Lead Consultant - Secure Service Edge SSE Secure Access Service Edge World Wide Technology Inc

Security Solutions Principal Consultant - Palo Alto Networks World Wide Technology Inc

Security Engineer II CSIR Stifel Financial Corp

Security Officer Security Clearance Allied Universal

Unarmed Security Cascadia Global Security

Security Officer Patrol Assessment Allied Universal

Security Officer Enhanced Part Time Patrol Presence Allied Universal

Security Officer Patrol Third Shift Allied Universal

Security Officer Patrol Guardian Allied Universal

Security Officer Clearance Required Patrol Presence Allied Universal

Security Officer Full Time Assignment Allied Universal

Security Officer Armed Driver Patrols Allied Universal

Security Officer Transit Platform Allied Universal

Security Officer Unarmed Patrol Agent Allied Universal

Security Officer Part Time Allied Universal

Security Officer Clearance Required Patrol Allied Universal

Security Officer Patrol Badging Allied Universal

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