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Administers and secures Red Hat Enterprise Linux systems for a government client, automating deployments, applying patches, and ensuring RMF compliance while supporting warfighter technology.
On-site cybersecurity analyst performing system audits, continuous monitoring, and compliance activities to secure classified information systems under government frameworks like RMF.
Monitor and respond to cyber threats in real time, lead incident investigations, and enforce Zero Trust security using SIEM, SOAR, and endpoint tools.
Senior Systems Security Engineer designing and validating cybersecurity controls for aerospace/defense systems, including RMF artifacts, STIG compliance, vulnerability scanning, and Linux hardening on RHEL.
Maintains and secures enterprise Linux servers, virtualization platforms, and associated services for a defense-focused research lab in Albuquerque.
Performs hands-on cybersecurity testing for government clients, including vulnerability scanning, adversary simulations, and compliance evidence collection using tools like Nessus and Kali Linux.
MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . Responsibilities include but are not limited to: Engineer, design, implement, integrate, and…
Lead penetration tests and security assessments for web apps, cloud, and infrastructure, using manual and automated tools to find and mitigate vulnerabilities while guiding engineering teams on fixes.
Lead RMF lifecycle, manage classified DoD systems’ cybersecurity compliance, and oversee ATO/IATT processes for SAP/SCI/NSA missions using NIST, JSIG, and DoD tools.
Leads classified cybersecurity audits, continuous monitoring, and risk assessments for secure government systems, ensuring compliance with frameworks like RMF and NIST.
Design and implement enterprise cybersecurity solutions, conduct risk assessments, and secure industrial networks using tools like Nessus, NMAP, and SIEM for Honeywell’s automation and energy systems.
Lead OT security and compliance teams at a North American energy infrastructure company, overseeing Splunk/Nessus/Tripwire tooling and NERC CIP regulatory programs while bridging technical and business risk communication.
Protects LSAC’s systems and data by monitoring threats, conducting audits, and enforcing security policies across networks, firewalls, and compliance frameworks like SOC2.
Cyber Security Engineer designs and secures DoD systems at Hanscom AFB, applying RMF, STIGs, and ACAS to ensure compliance and protect against threats.
Leads full RMF lifecycle and ATO accreditation for DoD systems, ensuring compliance with NIST and DoD directives while embedding security into internal product development.
Analyzes and remediates IT vulnerabilities for a large healthcare insurer, running scans, classifying risks, and partnering with teams to reduce cyber threats across enterprise systems.
Maintain IT systems and enforce RMF compliance for government clients, performing security control assessments, STIG evaluations, and vulnerability management under DoD/NIST guidelines.
Maintains and secures Oracle databases while performing RMF-related cybersecurity tasks like STIG compliance, vulnerability scans, and documentation for government systems.
Senior consultant performing end-to-end security audits: penetration tests (web, API, cloud, AD), architecture reviews, and coaching junior auditors while delivering actionable reports and remediation plans.
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