Security & Safety Jobs in St. Louis, MO (Now Hiring) — 697 open — Page 35

Systems Integration Testing Engineer

St. Louis, Missouri, United States · On-site

$112k–$179k/yr

Senior

Responsibilities We are seeking a motivated product quality SYSTEM ENGINEER to support the planning, test development, data definition, and task execution for new and existing products within the National System for Geos…

Skills: Systems Integration Testing, Test Plan Development, Data Verification, Sensor Imaging Systems, Remote Sensing

CACI

Full Stack Developer

St. Louis, Missouri, United States · On-site

$90k–$190k/yr

Senior

Job Title: Full Stack Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Trav…

Skills: Angular, TypeScript, JavaScript, HTML5, CSS3

Equipment & Building Maintenance Tech

St. Louis, Missouri, United States · On-site

$18/hr–$30/hr

Mid level

Benefits: Bonus based on performance Company parties Competitive salary Dental insurance Flexible schedule Free food & snacks Free uniforms Health insurance Opportunity for advancement Paid time off Training & developmen…

Skills: Hydraulic Equipment Maintenance, Mechanical Troubleshooting, Facility Maintenance, Preventative Maintenance, Electrical Troubleshooting

Equipment & Building Maintenance Tech

St. Louis, Missouri, United States · On-site

$18/hr–$30/hr

Mid level

Benefits: Bonus based on performance Company parties Competitive salary Dental insurance Flexible schedule Free food & snacks Free uniforms Health insurance Opportunity for advancement Paid time off Training & developmen…

Skills: Hydraulic Equipment Maintenance, Mechanical Troubleshooting, Facility Maintenance, Preventative Maintenance, Electrical Troubleshooting

CACI

Network Engineer III

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: Network Engineer III Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local …

Skills: Network Design, Requirements Analysis, TS/SCI Clearance, Transport Technologies, Network Engineering

Kai

Senior Solutions Engineer, Central

Chicago, Illinois, United States · Remote OK

Senior+

THE ROLE Kai is hiring a Senior Solutions Engineer to cover the Central region. This is a fully remote, field-based role. You will own the technical sales motion in your territory — from first call through POV close — pa…

Skills: Solutions Engineering, Pre-sales, Enterprise Security, Technical Discovery, POV Execution

Warehouse Worker / Driver

St. Louis, Missouri, United States · On-site

Mid level

Harcros Chemicals is an employee-owned chemical manufacturing and distribution company headquartered in Kansas City, Kansas, with over a century of industry experience. With operations across North America and a nationwi…

Skills: CDL Driving, Forklift Operation, Hazardous Materials Handling, Inventory Management, DOT Compliance

CACI

Cyber Security Engineer - NSS Tools

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: Cyber Security Engineer - NSS Tools Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of…

Skills: Linux System Administration, Shell Scripting, System Automation, Network Security, AWS

CACI

AWS System Administrator

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: AWS System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Lo…

Skills: AWS Administration, Linux/RHEL Administration, Python, Bash, CloudFormation

Ergon Asphalt & Emulsions, Inc. logoErgon Asphalt & Emulsions, Inc.

Ergon Asphalt and Emulsions - Facility Operator

St. Louis, Missouri, United States · On-site

Entry level

Are you someone who enjoys hands-on work, solving problems, and being part of a hardworking team? At Ergon Asphalt Partners, St. Louis, MO, we're looking for motivated individuals who take pride in producing high-quality…

Skills: Laboratory Product Testing, Equipment Operation, Minor Maintenance, Quality Monitoring, Safety Protocol Adherence

Graphic Designer/Photographer

St. Louis, Missouri, United States · On-site

Mid level

Overview Bowhead seeks a Graphic Designer/Photographer to support the Office of Corporate Communications at the National Geospatial-Intelligence Agency (NGA). Responsibilities Provide design and layout support, text proc…

Skills: Graphic Design, Digital Photography, Adobe Creative Suite, Adobe Creative Cloud, Layout Design

Senior Associate - Federal Financial Analyst

Arnold, Missouri, United States · On-site

Mid level

Harnessing Technology to Improve Financial Stewardship for the Welfare, Defense, and Security of Our Nation Blake Willson Group (BWG) unites deep domain experts with technologists who leverage industry-leading financial …

Skills: Financial Analysis, Acquisition Support, Budget Formulation, Cost Estimation, Risk Management

Senior Associate - Senior Federal Financial Analyst

Arnold, Missouri, United States · On-site

Senior

Harnessing Technology to Improve Financial Stewardship for the Welfare, Defense, and Security of Our Nation Blake Willson Group (BWG) unites deep domain experts with technologists who leverage industry-leading financial …

Skills: Financial Analysis, Acquisition Support, Budget Management, Cost Estimation, Earned Value Management

Subject Matter Expert - Senior Federal Financial Expert

Arnold, Missouri, United States · On-site

Senior+

Harnessing Technology to Improve Financial Stewardship for the Welfare, Defense, and Security of Our Nation Blake Willson Group (BWG) unites deep domain experts with technologists who leverage industry-leading financial …

Skills: Financial management, Acquisition support, Budget formulation, Cost estimation, Program management

Tier 2 Backup & Disaster Recovery Engineer (3rd Shift)

Phoenix, Arizona, United States · Remote OK

$70k–$85k/yr

Mid level$5M raised

LightEdge Solutions is developing the IT solutions that will propel businesses forward over the next 10 years. Using a combination of shared and private/dedicated platforms, LightEdge has been successful in offering busi…

Skills: Veeam, Commvault, AWS Backup, Azure Backup, Disaster Recovery

CACI

Hybrid Cloud Platform Engineer

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: Hybrid Cloud Platform Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 1…

Skills: Red Hat OpenShift, Crossplane, Kyverno, RedHat GitOps, Amazon Web Services

CACI

Infrastructure Monitoring Tools Specialist

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: Infrastructure Monitoring Tools Specialist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% …

Skills: Infrastructure Monitoring, Forward Networks, Riverbed, SQL, APIs

Building Enclosure Senior Project Manager

St. Louis, Missouri, United States · On-site

Senior

Building Enclosure Senior Project Manager – St. Louis, MO Intertek, a leading provider of quality and safety solutions to many of the world’s top-recognized brands and companies, is actively seeking a Building Enclosure …

Skills: Building Enclosure Consulting, Project Management, Commissioning, Technical Writing, Client Relationship Management

IT Manager

St. Louis, Missouri, United States · On-site

Senior$271K raised

POSITION SUMMARY We are seeking an experienced and forward-thinking IT Manager to lead our internal IT operations and oversee our Tier 2 Technical Support team. This is a hands-on leadership role with responsibility for …

Skills: IT Infrastructure Management, Technical Support Leadership, Azure AD/Entra ID, Microsoft 365 Administration, Intune/Endpoint Manager

CACI

Full Stack Web Developer

St. Louis, Missouri, United States · On-site

$75k–$158k/yr

Senior

Job Title: Full Stack Web Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of …

Skills: Angular, React, HTML, CSS, JavaScript

Frequently asked questions

How many Security & Safety jobs are open in St. Louis, MO right now?

There are currently 697 open security & safety positions in St. Louis, MO listed on Clera. New openings are added daily as companies post roles.

Which companies are hiring for Security & Safety roles in St. Louis, MO?

Companies currently hiring include CACI International Inc, Allied Universal, BJC Medical Group, Leidos, Parsons Corporation, among others. Browse the listings above to see every active employer.

Are there remote or hybrid Security & Safety jobs in St. Louis, MO?

Yes — 76 of the 697 open security & safety positions offer remote or hybrid work (28 remote, 48 hybrid).

How do I apply for Security & Safety jobs in St. Louis, MO?

Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.