{"schemaVersion":"jobsearcher.job.v1","id":"595d00cf5de9b4b616f2869a","url":"https://jobsearcher.com/jobs/595d00cf5de9b4b616f2869a","canonicalUrl":"https://jobsearcher.com/jobs/595d00cf5de9b4b616f2869a","title":"Vulnerability Management Engineer (Tenable/Nessus, Linux)","description":"Endpoint Security Engineer III\n\nCyber Security Engineer III | Vulnerability Management (Tenable / Nessus, Linux)\n\nLocation: Springfield, VA (100% onsite)\n\nTime Type: Full Time\n\nClearance Required to Start: Active TS/SCI (U.S. citizenship required)\n\nAdditional Requirement: Government polygraph, post-hire\n\nTravel: Up to 10%, local\n\nSalary Range: $117,000 - $128,000 per year\n\nOwn the Tenable stack for an Intelligence Community enterprise, from the Linux box up.\n\nRISA is hiring a senior Endpoint Security Engineer to install, run, and tune the Tenable Suite (Security Center, Nessus Scanners, and Nessus Managers) on Linux across a large, global network supporting an Intelligence Community customer. This is a hands-on administrator role on a long-term program, working alongside a talented engineering team. You will talk to the owner here, not a recruiting queue.\n\nWhat You Will Do\n\nInstall, configure, and maintain Tenable Security Center, Nessus Scanners, and Nessus Managers on Linux platforms.\nRun regular vulnerability scans and assessments across the enterprise network.\nAnalyze scan results and prioritize vulnerabilities by severity and impact.\nWork with IT and security teams to remediate findings.\nProduce and distribute vulnerability reports to stakeholders and senior management.\nMonitor security alerts and respond to incidents promptly.\nTrain and support users on the Tenable products.\nKeep the Tenable environment performing well and secure, and install and configure other security products on Linux.\nStay current on emerging threats and vulnerabilities.\n\nWhat You'll Bring\n\nActive TS/SCI clearance, and the ability to pass and maintain a Government polygraph after hire.\nCurrent DoD 8570/8140 IAT Level II certification (e.g., Security+ CE or higher).\nAbility to obtain a CSSP Infrastructure Support certification within six months of hire.\nEducation and experience: Bachelor's degree in Engineering, Computer Science, or a related field plus ten years of technical cybersecurity experience. Additional experience may be considered in lieu of a degree.\nHands-on administrator experience with the Tenable Suite: Security Center, Nessus Scanners, and Nessus Manager.\nStrong Linux skills: installation, configuration, maintenance, and hardening.\nExperience on large-scale enterprise or global networks in a fast-paced environment.\nUnderstanding of the DoD Architecture Framework and DoD network architecture and strategic planning guidance.\nExperience planning, designing, and evaluating security systems and architectures.\nExperience delivering status reports and products to senior management and customers.\n\nNice to Have\n\nCSSP Infrastructure Support certification.\nLinux certifications (RHCSA, RHCE, Linux+, or similar).\nScripting for automation (Python, Bash, PowerShell).\nExperience hardening Linux to DISA STIGs.\n\nAbout RISA\n\nRolston Information Systems Assurance (RISA) is a Service-Disabled Veteran-Owned Small Business that has supported federal defense and intelligence cybersecurity missions for more than seventeen years. We are small on purpose: direct access to leadership, a real say in how the work gets done, and none of the layers that slow large primes down.\n\nBenefits\n\nMedical, dental, and vision insurance; 401(k) and Roth; Paid Time Off; and 11 paid Federal Holidays.\n\nRISA is an Equal Opportunity Employer.","company":"Risa","rawCompany":"risa","city":"Fairfax","state":"VA","isRemote":false,"isActive":false,"createdAt":"2026-10-20T13:03:14.280Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1299.05","title":"Information Security Engineers","slug":"information-security-engineers"},{"code":"15-1212.00","title":"Information Security Analysts","slug":"information-security-analysts"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"},{"code":"541690","title":"Other Scientific and Technical Consulting Services","slug":"other-scientific-and-technical-consulting-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Vulnerability Management Engineer (Tenable/Nessus, Linux)","description":"Endpoint Security Engineer III\n\nCyber Security Engineer III | Vulnerability Management (Tenable / Nessus, Linux)\n\nLocation: Springfield, VA (100% onsite)\n\nTime Type: Full Time\n\nClearance Required to Start: Active TS/SCI (U.S. citizenship required)\n\nAdditional Requirement: Government polygraph, post-hire\n\nTravel: Up to 10%, local\n\nSalary Range: $117,000 - $128,000 per year\n\nOwn the Tenable stack for an Intelligence Community enterprise, from the Linux box up.\n\nRISA is hiring a senior Endpoint Security Engineer to install, run, and tune the Tenable Suite (Security Center, Nessus Scanners, and Nessus Managers) on Linux across a large, global network supporting an Intelligence Community customer. This is a hands-on administrator role on a long-term program, working alongside a talented engineering team. You will talk to the owner here, not a recruiting queue.\n\nWhat You Will Do\n\nInstall, configure, and maintain Tenable Security Center, Nessus Scanners, and Nessus Managers on Linux platforms.\nRun regular vulnerability scans and assessments across the enterprise network.\nAnalyze scan results and prioritize vulnerabilities by severity and impact.\nWork with IT and security teams to remediate findings.\nProduce and distribute vulnerability reports to stakeholders and senior management.\nMonitor security alerts and respond to incidents promptly.\nTrain and support users on the Tenable products.\nKeep the Tenable environment performing well and secure, and install and configure other security products on Linux.\nStay current on emerging threats and vulnerabilities.\n\nWhat You'll Bring\n\nActive TS/SCI clearance, and the ability to pass and maintain a Government polygraph after hire.\nCurrent DoD 8570/8140 IAT Level II certification (e.g., Security+ CE or higher).\nAbility to obtain a CSSP Infrastructure Support certification within six months of hire.\nEducation and experience: Bachelor's degree in Engineering, Computer Science, or a related field plus ten years of technical cybersecurity experience. Additional experience may be considered in lieu of a degree.\nHands-on administrator experience with the Tenable Suite: Security Center, Nessus Scanners, and Nessus Manager.\nStrong Linux skills: installation, configuration, maintenance, and hardening.\nExperience on large-scale enterprise or global networks in a fast-paced environment.\nUnderstanding of the DoD Architecture Framework and DoD network architecture and strategic planning guidance.\nExperience planning, designing, and evaluating security systems and architectures.\nExperience delivering status reports and products to senior management and customers.\n\nNice to Have\n\nCSSP Infrastructure Support certification.\nLinux certifications (RHCSA, RHCE, Linux+, or similar).\nScripting for automation (Python, Bash, PowerShell).\nExperience hardening Linux to DISA STIGs.\n\nAbout RISA\n\nRolston Information Systems Assurance (RISA) is a Service-Disabled Veteran-Owned Small Business that has supported federal defense and intelligence cybersecurity missions for more than seventeen years. We are small on purpose: direct access to leadership, a real say in how the work gets done, and none of the layers that slow large primes down.\n\nBenefits\n\nMedical, dental, and vision insurance; 401(k) and Roth; Paid Time Off; and 11 paid Federal Holidays.\n\nRISA is an Equal Opportunity Employer.","datePosted":"2026-10-20T13:03:14.280Z","dateModified":"2026-10-20T13:03:14.280Z","hiringOrganization":{"@type":"Organization","name":"Risa","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Fairfax","addressRegion":"VA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"595d00cf5de9b4b616f2869a"},"url":"https://jobsearcher.com/jobs/595d00cf5de9b4b616f2869a"}}