- Electrosoft (Belleville, IL)
- Zero Trust Cybersecurity Engineer Posted: 04/30/2025 Electrosoft Services, Inc. is an award-winning company that provides comprehensive technology-based ... share in the many benefits and opportunities we offer. Zero Trust Cybersecurity Engineer Job description: Electrosoft Inc. is seeking Zero Trust Cyber Security… more
- Actalent (St. Louis, MO)
- Job Title: Cybersecurity Engineer Job Description We are seeking a highly motivated and experienced individual to join our team, focusing on the security ... is a must! + CISSP or CISM certification. + 5+ years of experience in cybersecurity engineering with a focus on RMF. + Strong understanding of NIST SP 800-37, SP… more
- CACI International (St. Louis, MO)
- …infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging cloud services such as ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage… more
- CACI International (O'Fallon, IL)
- Cyber Security Engineer - SME Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel ... auditability and transportation logistics? We're seeking a successful, experienced Cyber Engineer Subject Matter Expert (SME) to join our team in implementing… more
- Proofpoint (St. Louis, MO)
- About Us: We are the leader in human-centric cybersecurity . Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their ... of a global team that breaks barriers to redefine cybersecurity , guided by our BRAVE core values: Bold in...impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat Research team, you'll be part… more
- GE Aerospace (St. Louis, MO)
- …and implementation of data engineering and analytics solutions to support cybersecurity initiatives. Will be supporting data analysts, solution architects, data ... cyber threats. The individual will collaborate with cross-functional teams, including cybersecurity , IT, and business units, to deliver high-quality solutions that… more
- CACI International (St. Louis, MO)
- High Speed Guard Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at… more
- CACI International (St. Louis, MO)
- Network Engineer Intern - Summer 2026 Job Category: Intern/Co-op Time Type: Part time Minimum Clearance Required to Start: TS/SCI Employee Type: Part-Time On-Call ... of the National Geospatial-Intelligence Agency (NGA) for Transport & Cybersecurity Services (TCS) contract. **Responsibilities:** You will assist an engineering… more
- BAE Systems (Fairview Heights, IL)
- **Job Description** BAE Systems is seeking a Senior Systems Engineer to support a multi-disciplinary team in an Agile, fast-paced development environment to support ... technical implementation guide (STIG) maintenance and resolution. Additionally, the Systems Engineer will collaborate with teams to ensure compliance with security… more
- Electrosoft (Belleville, IL)
- Information System Security Engineer Posted: 09/16/2025 Electrosoft Services, Inc. is an award-winning company that provides comprehensive technology-based solutions ... and services to federal customers. While cybersecurity is our specialty, we also focus on ICAM,...many benefits and opportunities we offer. Information System Security Engineer (Risk & Vulnerability Management) Summary: The Security … more
- World Wide Technology (St. Louis, MO)
- …make an impact. **_What Will You Be Doing?_** As a Senior IT Engineer within the Platform Engineering organization, you will lead the design, implementation, and ... systems, and providing technical guidance to junior engineers. The Senior IT Engineer will collaborate with various departments to develop and implement technology… more
- CACI International (St. Louis, MO)
- Cyber Security Engineer NSS Tools Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... Geospatial-Intelligence Agency's (NGA). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and… more
- Trace Systems Inc (Scott AFB, IL)
- Job Overview Job Title: Network Engineer Job Location: Scott AFB, IL Job Responsibilities Trace Systems is actively recruiting for an experienced and cleared Network ... Engineer to join our team on-site on Scott AFB,...at home and abroad-- whenever and wherever. We provide cybersecurity , intelligence, communications, networking and information technology services, systems,… more
- CACI International (St. Louis, MO)
- Cyber Data Analytics Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage ... Responsible for building/maintaining data-pipelines for associated information used for cybersecurity investigation within the enterprise. In this role you will… more
- Leidos (St. Louis, MO)
- …Solutions Business Area, is currently seeking a highly motivated Sr. Software Engineer for the Chinook Program. The Chinook Program delivers mission-driven software ... enterprise through secure, agile, and cloud-native development. As a senior engineer , you will lead technical development efforts, drive DevSecOps maturity, and… more
- Leidos (St. Louis, MO)
- …Decision Advantage Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The Chinook ... obtain a Polygraph.** **Primary Responsibilities:** + Serve as the lead software engineer and technical advisor for mission applications under the Chinook program. +… more
- General Dynamics Information Technology (St. Louis, MO)
- …Required:** None **Job Family:** Intelligence Operations and Analysis **Skills:** Cybersecurity ,Host Based Security System (HBSS),Linux **Experience:** 10 + years of ... in support of the customer's GEOINT mission. The Endpoint Security Engineer will support our Intelligence Community customer's various endpoint security platforms.… more
- General Dynamics Information Technology (St. Louis, MO)
- …Family:** Cyber and IT Risk Management **Skills:** Cyber Incident Response, Cybersecurity Operations,Security Incident Response **Experience:** 8 + years of related ... analysis; + Develops and identifies indicators of compromise to send to Cybersecurity stakeholders and other Contract Services; + Performs malware analysis and… more
- CACI International (O'Fallon, IL)
- …contract award. Responsibilities: + Lead the analysis and evaluation of complex cybersecurity requirements, technologies, risks, and issues + Design and oversee the ... applications + Apply and innovate business process improvement practices to engineer methodologies and principles + Evaluate cutting-edge hardware and software,… more
- CACI International (St. Louis, MO)
- …Local * * * **The Opportunity:** Join our team as a CSOC Tier 3 Engineer and play a critical role in cybersecurity incident response. This position offers ... security interests. **Responsibilities:** + Coordinate and implement tasks during cybersecurity incident response, including containment measures, IP blocks, domain… more