489 Results for

Senior Security Jobs in Webster Groves, MO

Jobs

Senior Info Security Engineer Core & Main Inc

As a specialty distributor with a focus on water, wastewater, storm drainage and fire protection products and related services, Core & Main provides solutions to municipalities, private water companies and professional contractors across municipal, non-residential and residential end markets, nationwide. The role partners closely with security leadership and architecture to translate strategy into measurable engineering outcomes and serves as a senior technical resource for complex security engineering issues across core control domains.

30+ days ago

Sr. Software Engineer : Mastercard Shiftcode Analytics, Inc

O Fallon, MO

$60–$65 / hour

Responsible for identifying and resolving end-to-end performance bottlenecks across distributed systems, Spring Boot services, middleware components, and hybrid cloud environments (private cloud + AWS). Ideal candidates have extensive experience with high-scale, multi-region, and high-transaction platforms (e.g., financial systems, payment processing, or large enterprise SaaS) running in a Cloud environment.

30+ days ago

Senior Sales Engineer - Data & AI Security Veeam Software

Saint Louis, Missouri

About the Role: Veeam, following its acquisition of Securiti AI - the leader in AI-powered data security posture management (DSPM) - is seeking a Senior Sales Engineer to drive technical leadership in our sales team, focusing on the Securiti AI portfolio. Strong expertise with DSPM, DLP, data discovery approaches (e.g., patterns/keywords/dictionaries/regex/exact matching) and with common cloud/data systems (e.g., object storage and enterprise databases/warehouses).

30+ days ago

Senior Info Security Engineer Core & Main Inc.

Saint Louis, MO

30+ days ago

MO - Security- Unarmed Security Officer $18.00hr. A & Associates

O'Fallon, MO

The successful candidate will be responsible for maintaining a safe and secure environment across our premises by monitoring activities, enforcing safety protocols, and responding promptly to incidents. This role is vital in safeguarding personnel, property, and assets, ensuring peace of mind for all stakeholders.

30+ days ago

Deputy Chief Information Security Officer, Information Technology NISA Investment Advisors LLC

St. Louis, MO

Maintain the security program against recognized control frameworks, including the NIST Cybersecurity Framework (CSF) and SOC 2. Develop, implement and refine security controls and guardrails for the firm's adoption of artificial intelligence (AI) - an evolving area the Deputy CISO will be expected to manage as it matures. With $462 billion assets under management ($295 billion in physical assets and $167 billion in derivatives notional value), NISA actively manages risk for institutional investors, providing clarity to complicated challenges and stability in ever-evolving markets.

30+ days ago

Command Center Security Officer GardaWorld Security Services U.S.

Edwardsville, IL

Part time

GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe. This policy applies to all terms and conditions of employment including, but not limited to hiring, placement, assignment, promotion, termination, layoffs, recalls, transfers, leaves of absence, compensation, and training.

30+ days ago

ARMED Security Officer Gamma Team Security

O'Fallon, Illinois

All our employees undergo company's pre-employment screening before being hired: comprehensive criminal background check and fingerprinting; participate in the training to upgrade their knowledge in state laws, patrol techniques and self-defense skills annually. Job Summary Our armed guard secures premises and personnel by patrolling property; monitoring surveillance equipment; inspecting buildings, equipment, and access points; permitting entry.

30+ days ago

Senior Program Manager Post Holdings Inc.

Saint Louis, Missouri

Full time

This role operates at the enterprise level and routinely coordinates with, and is accountable to, the most senior audiences at Post: the CISO & CPO, the CIO, the Audit Committee and the Board, the senior leaders of the Cybersecurity function (Architecture & Operations, Risk Management, and Privacy & Technology Compliance), the Cybersecurity leaders embedded in each operating company, and IT and business-unit leadership across Post's operating companies. Own the single, current picture of what's in flight across a portfolio of programs that spans Cyber Operations, Cyber Risk, Cyber Compliance, Privacy, IT Workforce Productivity, IT Operations, and IT Service Management: the consolidated portfolio of every project inside each program, with milestones, owners, status, risks, and dependencies.

30+ days ago

Refinery Response Security Officer GardaWorld Security Services U.S.

Wood River, IL

As a Security Ambassador – Concierge, there is a high focus on customer service since you will be working with people on all shifts, in environments such as office towers, hotels, shopping centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

30+ days ago

Senior Program Manager Post Holdings Inc

Saint Louis, MO

30+ days ago

Surveillance Security - Mobile Officer GardaWorld Security Services U.S.

St. Louis, MO

Part time

30+ days ago

Physical Security Officer I Charter Communications Inc

Saint Louis, MO

Actively support efforts to enhance the customer experience by conducting daily on-site security operations, including access control, patrols, alarm response, mail screening, critical incident response, and incident investigations. Responsibilities include maintaining a visible presence, patrolling properties, monitoring cameras and access systems, controlling entry, screening deliveries, and responding to incidents.

17 days ago

Concierge Armed Security Officer GardaWorld Security Services U.S.

St. Louis, MO

Full time

30+ days ago

Airport Tactical Security Officer GardaWorld Security Services U.S.

St. Louis, MO

Full time

As a Security Ambassador – Tactical, physical ability is essential as you will be moving around your entire shift, patrolling environments such as retail stores, airports, detention centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

30+ days ago

Concierge Security - Access Control GardaWorld Security Services U.S.

Chesterfield, MO

Part time

As a Security Officer – Concierge, there is a high focus on customer service since you will be working with people on all shifts, in environments such as office towers, hotels, shopping centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

30+ days ago

Weekends Licensed Armed Security Guard Andy Frain Services, Inc.

St. Louis, MO

Overall general function of officers is to provide security detail as described below (Note: duties may vary depending on post orders): Be on time and report to post in full uniform. Complete Daily Activity Reports, Log Book entries, Incident Reports and all relevant reports related to job assignment.

18 days ago

Licensed Armed Security Guard Andy Frain Services, Inc.

St. Louis, MO

18 days ago

Unarmed Security Officer (Day Shift) GCI Security

St. Louis, MO

$18–$20 / hour

UN ARMED 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. We serve private neighborhoods, corporate offices, retail properties, industrial sites, and more — delivering proactive protection through visible presence and responsive service.

27 days ago

Security Officer Affinia Healthcare Inc

St. Louis, MO

Skills and Abilities which may be representative but not all inclusive of those commonly associated with this position: Good working knowledge of security, safety, and enforcement practices in a business environment. Residency and Transportation Requirement: Must possess a valid driver''s license and automobile with insurance coverage as required by the State of Missouri.

7 days ago

Security Officer, 1St Shift Missouri Botanical Garden

Saint Louis, MO

Ability to obtain the following certifications within (2) months of hire date and renew annually is required: American Red Cross CPR, First Aid, and the Garden's Automatic External Defibrillator (AED).Exceptional time management skills, problem-solving and conflict resolution skills required. The Garden offers a competitive benefit package including, but not limited: A Predictable Monthly Rotating ScheduleUniform and Security License paid 100% by the GardenOn-Demand PayPaid Holidays and accrual of paid sick and vacation time, up to 3 weeks of vacation per year.

24 days ago

Surveillance Security - Access Control GardaWorld Security Services U.S.

Hazelwood, MO

30+ days ago

Retail Security Officer Andy Frain Services, Inc.

Chesterfield, MO

OVERVIEW: We are hiring a Retail Security Guard to help maintain a safe and welcoming environment for customers, employees, and vendors. Complete daily activity logs, incident reports, and required documentation.

16 days ago

Senior People Operations Manager Metal Exchange Corp

St. Louis, MO

Lead succession planning efforts for the team by identifying high-potential talent, maintaining a pipeline of ready-now and future candidates, and partnering with leadership to close critical capability gaps. In this highly visible leadership role, you will serve as the operational backbone of our HR function - overseeing total rewards, HRIS, people systems, recruiting, and a team of dedicated HR professionals.

30+ days ago

Systems Engineer Senior (Cloud) SECOND-61 LLC

O'fallon, IL

$38–$45 / hour

Provide specific, detailed information for hardware and software selection, cloud service provider selection, implementation techniques, application data migration techniques and tools for the most efficient solution to meet business needs, including present and future capacity requirements. Position Responsibilities: Provide technical leadership and hands-on development and implementation of commercial cloud solution architectures that modernize the way our customers architect, deploy, and use cloud technology, focusing on security, scalability, and resiliency.

30+ days ago

Surveillance Security - Access Officer Gardaworld

St. Louis, MO

30+ days ago

Concierge Security - Relief Officer Gardaworld

Des Peres, MO

30+ days ago

Security Controls Assessor - Representative (SCA-R) [SCAR] Amyx, Inc.

O'Fallon, Illinois

Full time

SCA-R personnel will assist Government personnel with the overall responsibility to conduct independent comprehensive assessments of the management, operational, privacy and technical security controls and controls enhancements employed within or inherited by an IT system to determine the overall effectivness of the controls for numerous Programs of Record in use across the Enterprise. • Perform the Independent Verification and Validation (IV&V) role within the eMASS tool on NIPRNet and SIPRNet, verifying that controls are in-place, operating as intended, producing desired outcomes, and providing feedback to submitters on non-compliant security controls, adequacy of artifacts, and POA&M items, and provide the required PRR as needed.

30+ days ago

Data Security Engineer, Senior Booz Allen Hamilton Inc.

Scott Air Force Base, IL

$86,800–$198,000 / year

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. Experience with data security and performing systems administration, including installation, configuration, monitoring system performance and availability, upgrades, and troubleshooting for data security tools such as Virtru, PKWare, or Thales.

30+ days ago

Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu Ltd

St. Louis, MO

$105,400–$207,800 / year

Configuring and tuning security capabilities including Threat Prevention, intrusion prevention system/intrusion detection system (IPS/IDS), Anti-Spyware, Antivirus, WildFire, Domain Name System (DNS) Security, and Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption policies. This role supports the design, deployment, and optimization of Zscaler capabilities across complex enterprise environments, helping organizations strengthen security posture, improve user access experiences, and enable secure transformation across on-premises and cloud ecosystems.

30+ days ago

Sr. Special Programs & Government Security Solutions Manager Watlow Electric Manufacturing Co

St. Louis, MO

Core focus areas include DFAR/FAR compliance, CUI/CDI/CMMC, aerospace, DoE/DoD/ITAR restricted-access programs, anti-corruption/FCPA program management, and other segments with heightened access or operational security requirements. In this role, you will serve as a compliance leader and program steward, bringing a structured and programmatic approach to identifying key requirements, monitoring for changes, and ensuring compliance with applicable laws and regulations.

30+ days ago

Senior Agentic Identity Security Manager Accenture Plc

St. Louis, MO

Although no two days at Accenture are the same, your duties as Identity & Access Management (I&AM) Security Manager likely will include: Working directly with clients and Accenture teams leading multi-disciplined global teams to design, implement and operate I&AM solutions. Whether we're defending against known cyberattacks, detecting and responding to the unknown, or running an entire security operations center, we will help companies build cyber resilience to grow with confidence.

30+ days ago

Zero Trust - SASE - Infrastructure Security Senior Manager Accenture Plc

St. Louis, MO

Design and deliver network security and Secure Access Service Edge (SASE) offerings and solutions for clients as well as the following: Support the delivery of Accenture's security offerings related to cloud security, including security governance (security policies and procedures), security strategy (security planning), risk (risk assessments and management), cloud data protection (classification, encryption, tokenization), cloud-based identity and access management, technology/provider-specific cloud architecture (AWS, Azure, Softlayer, VMware) and monitoring/analytics for and in the cloud. Whether we're defending against known cyberattacks, detecting and responding to the unknown, or running an entire security operations center, we will help companies build cyber resilience to grow with confidence.

30+ days ago

MO- Security- Unarmed Corporate Security A & Associates

Clayton, MO

Explore a career with A & Associates, one of the leading providers for temporary, temp-to-hire, permanent placement services and security guard services. The goal is to help the company in maintaining excellent working conditions by keeping our facilities safe and problem-free.

30+ days ago

Flex Security Guard Gardaworld

St. Louis, MO

30+ days ago

UNARMED Security Officer Gamma Team Security

East St. Louis, Illinois

All our employees undergo company's pre-employment screening before being hired: comprehensive criminal background check and fingerprinting; participate in the training to upgrade their knowledge in state laws, patrol techniques and self-defense skills annually. At GammaTeam Security we guarantee smooth process of operations, quality, and control of our services by carefully selecting and professionally training our staff on the state level.

30+ days ago

Concierge Security - Patrol Officer Gardaworld

St. Louis, MO

30+ days ago

Tactical Security - Roving Officer GardaWorld Security Services U.S.

St. Louis, MO

Full time

As a Security Officer – Tactical, physical ability is essential as you will be moving around your entire shift, patrolling environments such as retail stores, airports, detention centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

30+ days ago

Security Specialist (L4) - Arnold, MO Masego

Arnold, MO

Full time

With high-level expertise and decades of experience, coupled with proven project management systems and top-notch client support, Masego enhances the performance capabilities of the Department of Defense and the intelligence community. Masego provides expert-level Geospatial Collection Management, Full Motion Video; Human Geography; Information Technology and Cyber; Technical Writing; and ABI, Agile, and other professional training.

9 days ago

Unarmed Security Officer BMS Security LLC

Saint Louis, MO

The Security Guard will be responsible for maintaining a visible presence on the retail floor, monitoring for suspicious activity, preventing theft, and ensuring the safety and security of all individuals within the premises. We are currently seeking a highly professional and detail-oriented Security Guard to provide asset protection and retail security at a high-end retail location.

30+ days ago

Tactical Security - Patrol Officer Gardaworld

Saint Louis, MO

30+ days ago

Senior Paralegal - In-House GardaWorld Security Services U.S.

St. Louis, MO

$90,000–$100,000 / year
Full time

GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe, offering a wealth of opportunities to individuals looking to gain experience and develop professionally in a growing industry. This role is ideal for a detail-oriented legal professional with strong experience reviewing and negotiating commercial contracts, managing contract workflows, mitigating risk, and partnering with cross-functional teams.

30+ days ago

Sr. Network QA Engineer IS3 Solutions

Edwardsville, IL

This role is ideal for a seasoned network professional who has engineered and deployed complex Fortinet, Juniper wireless access point, and Cradlepoint environments and is ready to apply that knowledge as the final quality gate before devices reach the customer site. " Knowledge of enterprise network architecture concepts including segmentation, routing protocols, virtual private network design, software defined wide area networking, and security policy management.

30+ days ago

Response Security - Field Supervisor GardaWorld Security Services U.S.

St. Louis, MO

Full time

30+ days ago

Senior Software Engineer Abode Techzone LLC

St. Louis, MO

This role is ideal for a full-stack engineer who thrives in fast-paced technical environments, enjoys solving complex engineering challenges, and has experience building cloud-native applications with modern development practices. You will play a key role in designing new capabilities, enhancing existing systems, integrating external services, and collaborating with cross-functional teams to deliver secure and reliable solutions.

30+ days ago

GEOINT Sr. History Program Specialist System One

St. Louis, MO

$70.40–$76.80 / hour

Develop and execute a high volume of historical content illustrating NGA’s history for both internal and external audiences; products include articles, brochures, social media posts, podcast production, website content, museum exhibits, and museum tour guides. Research, develop, and produce historical displays, posters, exhibits, museum experiences, conduct guided museum tours, and provide museum specific communications about NGA history program.

30+ days ago

Sr. Elastic Platform Engineer Zp Group Llc

$190,000–$240,000 / year

Keywords: Elastic, Elastic Stack, Elasticsearch, Elastic Engineer, Elastic Search, Elastic Cloud, Elastic Cloud Enterprise, Elastic Cloud on Kubernetes, ECK, Kubernetes, Kubernetes Operators, K8s, Helm, Docker, Containerization, Microservices, Splunk, Splunk Migration, Splunk to Elastic, SIEM, Security Information and Event Management, Security Logging, Log Management, Log Analytics, Centralized Logging, Index Lifecycle Management, ILM, Index Templates, Ingest Pipelines, Data Pipelines, Data Ingestion, Logstash, Beats, Filebeat, Metricbeat, Winlogbeat, Auditbeat, Packetbeat, Elastic Agent, Fleet, Kibana, Kibana Dashboards, Kibana Visualizations, Elasticsearch Clusters, Cluster Administration, Cluster Scaling, Cluster Management, Node Management, Index Management, Search Performance, Query Optimization, Performance Tuning, High Availability, Disaster Recovery, Data Retention, Snapshot Management, Snapshot Lifecycle Management, SLM, Security Monitoring, Threat Detection, SOC, Security Operations Center, Cybersecurity, Threat Hunting, Security Analytics, Detection Engineering, SIEM Engineering, Security Engineering, Observability, Monitoring, Metrics, Logging, Distributed Systems, REST API, JSON, Linux, Red Hat, RHEL, Ubuntu, Bash, Python, Automation, Infrastructure as Code, Terraform, Ansible, Git, GitHub, GitLab, CI/CD, Jenkins, DevSecOps, Cloud Infrastructure, AWS, Azure, GCP, Cloud Native, Production Support, Enterprise Architecture, Enterprise Logging, Troubleshooting, Root Cause Analysis, Performance Optimization, Capacity Planning, Scalability, Enterprise Systems, Government, Federal, DoD, Department of Defense, Secret Clearance, TS, Top Secret, Mission Critical, Scott Air Force Base. This senior engineering role will serve as a key contributor in a large-scale migration from Splunk to Elastic, designing and implementing secure, scalable Elastic environments supporting enterprise security operations.

14 days ago

Senior Systems Administrator Ennoble First

St. Louis, MO

$125,000–$150,000 / year

Working alongside engineers, cybersecurity professionals, and customer stakeholders, you will optimize enterprise infrastructure, support mission operations, and maintain the technologies that keep critical capabilities available to users across the enterprise. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

2 days ago

Senior Red Team Cybersecurity Specialist The Federal Reserve System

Remote

$130,100–$178,800 / year

NIRT's Adversary Emulation team has an immediate opening for a Senior or Lead Red Team Cybersecurity Specialist (based on experience) to join their red team as a necessary participant on a variety of engagements and projects that will target and evaluate the cyber security posture of people, processes, and technology within the FRS. Manager and work on a team of security professionals focused on ensuring business line programs by performing security assessments against people, processes, and technologies by using automated tools and expertise of hands-on tools that simulate attacker tactics, techniques and procedures (TTPs).

30+ days ago

BackEnd Software Engineer (Experienced or Senior) Boeing

Berkeley, Missouri

Experienced Level : Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 5+ years of related work experience OR Bachelor’s Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience. Senior Level: Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science and 9+ years of related work experience OR Bachelor’s Degree and 13+ years of directly related work experience OR 17+ years of related, relevant experience.

3 days ago

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