--- title: Information Systems Security Engineer at JCS Solutions description: JCS Solutions is hiring for the Information Systems Security Engineer role in Arlington, VA. Full-time role. See the full description and apply. type: job url: https://www.foundrole.com/jobs/information-systems-security-engineer-at-jcs-solutions-llc-01a0e8f2-480b-7abd-907b-8b12bc81d6dd date: 2026-09-28T21:25:52Z og_description: Join JCS Solutions as Information Systems Security Engineer in Arlington, VA. Pays $90K–$129K per year. Full-time role. og_image: https://www.foundrole.com/og/l4gaya.png breadcrumbs: - label: Home url: https://www.foundrole.com/ - label: Search url: https://www.foundrole.com/jobs --- | | | |---|---| | **Company** | JCS Solutions | | **Location** | Arlington, VA | | **Salary** | $90K/yr - $129K/yr | | **Type** | Full Time | | **Posted** | Sep 28, 2026 | ## Description Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success!   Grow, innovate, and generate progress: Harness your expertise to solve challenges and celebrate success! Job Summary JCS Solutions is seeking an experienced Information Systems Security Engineer (ISSE) to support the National Military Command Center (NMCC) by providing cybersecurity and security engineering services across mission-critical environments. The successful candidate will perform system security engineering, cybersecurity risk assessments, security architecture support, and technical security evaluations to identify vulnerabilities, ensure compliance with cybersecurity standards, and recommend effective mitigation strategies. This role requires expertise in HBSS, ACAS, vulnerability management, system hardening, and security operations within highly secure government environments. Location: Arlington, VA (Pentagon) Clearance: Active TS/SCI Certification: Security+ What’s in it for you: - Join a premier technology firm specializing in innovative solutions. - Be part of a collaborative, inclusive, and innovative work culture. - Enjoy tremendous growth potential in a high-performing team environment. - A robust benefits package: * Health, dental, and vision insurance * Life insurance * Short-and-long term disability * Paid time off (PTO) * 401k retirement plan with employer match * Annual Professional Development Reimbursement Program * And more! **What you will do:** - Provide cybersecurity and security engineering support for the National Military Command Center (NMCC). - Perform technical security assessments of computing environments to identify vulnerabilities, non-compliance, and cybersecurity risks. - Develop recommendations and mitigation strategies to address identified security findings. - Build, deploy, maintain, and patch HBSS Windows servers and ACAS Red Hat Enterprise Linux (RHEL) 7.9 and 8 servers. - Build, maintain, secure, and patch McAfee ePO, Tenable Security Center, and Nessus infrastructure. - Administer Security Center accounts for Vulnerability Managers and support enterprise vulnerability scanning operations. - Analyze ACAS scan results and implement remediation activities for identified vulnerabilities. - Manage the process for obtaining licenses for HBSS ePO environments and Tenable Security Centers. - Obtain and manage HBSS and ACAS kickstart ISOs from DISA. - Build and maintain virtual server environments supporting cybersecurity tools and services. - Deploy and patch McAfee modules through ePO and configure security policies across multiple environments. - Implement and maintain DISA STIG compliance for Windows operating systems, McAfee policies, and ACAS RHEL servers. - Execute SCAP scans on Windows and Red Hat Enterprise Linux systems. - Maintain Red Hat package repositories and support offline patching of ACAS servers. - Deploy and manage rogue detection sensors, identify rogue subnets and endpoints, and coordinate remediation efforts. - Troubleshoot Security Center, Nessus scanner, HBSS, and related cybersecurity platform issues. - Lead the development of technical solutions from requirements refinement through design, build, testing, and deployment activities. - Document technical analyses, security findings, and recommended courses of action for stakeholders. **What you will bring:** - Active TS/SCI security clearance. - Security+ certification. - Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field; or Master's degree in a related discipline and 3 years of relevant experience; or No degree and 12 years of intensive, progressive experience demonstrating equivalent proficiency. - Minimum of 5 years of systems engineering experience. - Minimum of 5 years of experience supporting information systems security, security engineering, or related cybersecurity functions. - Strong understanding of systems engineering principles, system design, and architecture. - Experience identifying security risks across operating systems, hardware platforms, network architectures, and data transfer protocols. - Experience with HBSS, ACAS, ePO, Nessus, Security Center, vulnerability management, and system hardening. - Knowledge of cybersecurity risk assessment methodologies and security compliance frameworks. - Strong written and verbal communication skills with the ability to present technical information effectively. - Strong planning, organizational, and time-management skills. - Demonstrated ability to work independently and take initiative in solving complex technical challenges. How will you wow us: - Extensive experience administering and securing HBSS and ACAS enterprise environments. - Advanced expertise with DISA STIG implementation and compliance activities. - Experience administering and maintaining Red Hat Enterprise Linux environments. - Experience supporting cybersecurity operations within Department of Defense environments. - Experience deploying cybersecurity solutions within virtualized infrastructures. - Proven success identifying and resolving complex vulnerability management and scanning issues. - Experience supporting mission-critical national security systems and operations. JCS Solutions (JCS) is a premier technology firm providing innovative solutions and high-quality services in defense, national security, and civilian sectors. JCS offers enterprise-wide solutions including cloud computing, software development, cybersecurity, digital modernization, and management consulting for the federal government. At JCS, we elevate our customers’ mission through the application of technology and professional services. Our commitment to investing in our workforce drives innovation and progress for our clients, employees, and communities. JCS is both a Great Place to Work and a Top Places to Work certified company. Our employees embody our core values, and we are looking for others who do too! 1. Customer Experience: Strive for excellence and delight our clients 2. Innovation: Embrace creative thinking to enable continual growth and powerful solutions 3. Accountability: Take ownership of and pride in our actions and service delivery 4. Inspire: Be inspired to be your best self and have fun in the process 5. Integrity: Do the right thing, the right way, every time! 6. Stewardship: The careful and responsible management of something entrusted to our care. At JCS Solutions, compensation is based on a number of factors such as location, qualifications, and applicable contract terms. The general salary range for this position is as follows: $68,000.00 - $101,000.00 Please Note: Employment is contingent upon successfully passing a pre-employment drug screening and any other required background checks, consistent with applicable law. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to any protected status protected by applicable federal, state, or local laws. **NOTICE**: *Please be aware that all JCS Solutions communications related to job interviews and offers from our recruiting team will only come from @JCSSolutions.com. We want to emphasize that we do not conduct any interviews over Discord, Slack, Skype, Zoom, or any chat app.* ## Skills - Security Clearance - Cyber Security - Information Technology - Patch Management - Hardening - Systems Design - Systems Engineering - Software Deployment - Planning - Deployment Strategy - Risk Management - Security Content Automation Protocol - Host-Based Security System (Hbss) - McAfee - Creative Thinking - Initiative - Microsoft Windows Server - Assured Compliance Assessment Solution (Acas) - Security Compliance - Sensor Systems - Subnetting - Information Systems - Service Delivery - Time Management - Tenable - Red Hat Enterprise Linux - Security Policies - DISA STIG - Vulnerability Scanning - Security Engineering - Nessus - Security Technical Implementation Guides (Stig) - Background Vetting / Investigations - Computer Science - Ability to Work Independently - National Security - Creativity - Customer Experience - Security Assessment - Vulnerability Management - Communication - ICT Network Security Risks - Equities - Top Secret-Sensitive Compartmented Information (Ts/sci Clearance) - CompTIA Security+ ## Benefits - Professional Development - Health Insurance - Dental Insurance - Vision Insurance - Disability Insurance - Life Insurance - Paid Time Off (Pto) - 401(k) Plans - Other Retirement and Savings ## How to Apply [Apply for this position](https://www.foundrole.com/jobs/information-systems-security-engineer-at-jcs-solutions-llc-01a0e8f2-480b-7abd-907b-8b12bc81d6dd?utm_source=ai_markdown) ## Related - [Browse all companies](https://www.foundrole.com/companies?utm_source=ai_markdown)