> Markdown version of [/jobs/ext/3114957-information-systems-security-engineer](https://www.wearedevelopers.com/jobs/ext/3114957-information-systems-security-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Information Systems Security Engineer - **Company:** Absolute Business Solutions Corp - **Location:** Arlington, VA, United States (Remote available) - **Experience:** Experienced - **Salary:** $120,000.0 - $206,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Computing Platforms, Systems Engineering, CompTIA Security+, Cyber Security, Information Systems, McAfee VirusScan, Windows Servers, Network Architecture, Red Hat Enterprise Linux, Security Content Automation Protocol, Information Technology, Transport Protocols, Nessus, Network Server, McAfee EPolicy, Vulnerability Analysis - **Published:** September 27, 2026 - **Apply:** https://www.dice.com/job-detail/b86e9589-1295-4f7a-8703-8a7ac0b1deba ## About the Role * Active TS/SCI security clearance. * Current CompTIA Security+ certification. * At least five years of relevant systems-engineering experience. * Demonstrated understanding of systems engineering, including system design and architecture. * Hands-on experience administering and securing HBSS, ACAS, ePO, Tenable SecurityCenter, or Nessus environments. * Experience building, deploying, maintaining, and patching Windows and Red Hat Enterprise Linux servers. * Experience applying STIGs and other cybersecurity benchmarks to operating systems, security tools, and enterprise environments. * Ability to interpret vulnerability scan results and develop or implement appropriate remediation actions. * Demonstrated ability to identify cybersecurity risks across information-system and network architectures, including operating systems, hardware, and data-transfer protocols. * Strong planning, organizational, prioritization, and time-management skills. * Effective written, verbal, briefing, and presentation skills. * Ability to communicate technical information effectively in both formal and informal settings. * Demonstrated initiative and ability to work independently. * Ability to work full-time onsite in the NMCC environment. Education and Experience Candidates must meet one of the following combinations: * Bachelor's degree: At least five years of relevant experience. * Master's degree: At least three years of relevant experience. * No degree: At least 12 years of intensive and progressive experience demonstrating the required technical proficiency. Qualifying degrees should be in computer science, information technology, cybersecurity, engineering, or a closely related discipline. ## Description The Information Systems Security Engineer will: * Provide cybersecurity and security-engineering services, including system security engineering, cybersecurity risk assessments, and security architecture support. * Perform and review technical security assessments of computing environments. * Identify system vulnerabilities, cybersecurity risks, and instances of noncompliance with established security standards and regulations. * Develop and recommend mitigation strategies and corrective courses of action. * Build, deploy, maintain, and patch HBSS Windows servers and ACAS Red Hat Enterprise Linux 7.9 and 8 servers. * Build, maintain, secure, and patch McAfee ePolicy Orchestrator, Tenable SecurityCenter, and Nessus servers. * Create and manage SecurityCenter accounts for vulnerability managers conducting ACAS scans. * Analyze ACAS scan results and support the remediation of identified vulnerabilities. * Obtain and manage required licenses for HBSS ePO and Tenable SecurityCenter environments. * Obtain HBSS and ACAS Kickstart ISO images from the Defense Information Systems Agency. * Build and administer virtual servers supporting cybersecurity operations. * Deploy, configure, and patch McAfee modules through ePolicy Orchestrator. * Develop and configure McAfee policies appropriate to each supported environment. * Apply Security Technical Implementation Guides to HBSS Windows operating systems, McAfee policies, and ACAS Red Hat Enterprise Linux servers. * Configure McAfee policies to comply with applicable security benchmarks. * Run Security Content Automation Protocol scans on Windows and Red Hat Enterprise Linux servers. * Update Red Hat Enterprise Linux 7.9 and 8 RPM packages as releases become available. * Establish and maintain local YUM repositories to patch offline ACAS servers. * Deploy Rogue System Detection sensors across applicable network subnets. * Identify rogue subnets and endpoints and support appropriate remediation actions. * Troubleshoot Tenable SecurityCenter and Nessus scanner issues. * Document technical solutions, assessment results, cybersecurity risks, and recommended courses of action. * Communicate complex technical findings clearly to technical teams, government stakeholders, and leadership. * Work independently, exercise sound judgment, and initiate appropriate action without requiring continuous direction. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large) - [Checkmate: 5 Real Incidents That Can End a Software Company](https://www.wearedevelopers.com/videos/100126-checkmate-5-real-incidents-that-can-end-a-software-company) - [Less Is More: How Lagom and Agile Can Create Harmonious Workflows](https://www.wearedevelopers.com/videos/1993-less-is-more-how-lagom-and-agile-can-create-harmonious-workflows) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities)