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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Administrator II - **Company:** Alion Science & Technology - **Location:** San Antonio, TX, United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Agile Methodology, Antivirus Softwares, Cyber Security, Linux, DevOps, Multi-Factor Authentication, Networking Hardware, Network Intrusion Detection Systems, Routing, Red Hat Enterprise Linux, Scaled Agile Framework, Security Information and Event Management, Solaris (Operating System), Cloud Platform System, Operating System Security, Cisco, Vulnerability Analysis - **Published:** September 2, 2026 - **Apply:** https://www.themuse.com/jobs/alionscienceandtechnology/systems-administrator-ii-38038 ## About the Role * Bachelor's degree and 6-8 years of relevant experience. * Four or more years' experience maintaining security posture of the customer's computer environments, including cloud environments. * Five or more years' experience supporting and administrating network devices with knowledge of routing and switching. * Support and maintain Cross Domain Solution and Mobile Interceptor Platform. Sustain readiness for application related to CVA-H weapon system. * Practice cyber security posture on documents (policies, standards, baselines, guidelines and procedures). * Record documentation, procedures and working instructions in accordance with federal and departmental guidelines. * Participates in investigations into problematic activity and assists with plans for appropriate resolution. * Properly safeguard, control and label all classified and sensitive media. * System image support, Network and Application support, License management and plans. * Experience with security features and/or vulnerability analysis of various operating systems as defined by Intelligence agencies, NIST, DISA (STIGs) and USCYBERCOM. * DoDl 8570.01-M IAT Level-II Compliant Certification (e.g. Security+ or equivalent). * Collaborating with program and engineering disciplines and ensuring cybersecurity solution alternatives. * Scaled Agile Framework (SAFe) Training with understanding of fundamental concepts. * Other Duties as assigned. * Active TS clearance with SCI eligibility. DESIRED * Experience with IT and/or network and system security administration, including operating system security configuration and account management best practices for MS Windows, and Red Hat Enterprise Linux. * Experience with information security toolset including anti-virus, Vulnerability Assessment, HIDS/ NIDS, host-based or endpoint security solutions, Multi Factor Authentication (MFA), and Security Incident and Event Management (SIEM) and centralized auditing tools. * Ability to organize, multi-task and prioritize tasks in a fast paced, deadline driven environment. * Familiar with NIST RMF as described in NIST Special Publication 800-53. * Familiar with Program Protection Plan (PPP) required by DoDI 5000.02 and DoDI 5200.39 * Security related Network (e.g., Cisco) and Operating Systems (e.g., Linux, Windows, Solaris) certification or training. * Knowledge of Agile / DevOps techniques. * Experience with multi-level security. * Dell Server networking and administration experience. CERTIFICATIONS * IAT Level II DoD 8140 compliant (e.g. Security+, CCNA Security, or equivalent). In some cases, educational requirements may be adjusted or waived for applicable work experience. Work experience may be adjusted for highly specialized knowledge or uniquely applicable experience ## Description The successful candidate will be responsible for the following: * Prepares documentation from information obtained from customer using accepted guidelines such as DITSCAP and Risk Management Framework (RMF). * Secures and installs latest system images / configurations and installs security tools as required. * Rebuild CVA-H kits and re-image platforms pre and post operations as required. * Conducts system security assessments and develops solutions to lessen identified risks. * Provides information assurance support for the development and implementation of security architectures to meet new security requirements. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [#90DaysOfDevOps - The DevOps Learning Journey](https://www.wearedevelopers.com/videos/548-90daysofdevops-the-devops-learning-journey) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [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) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)