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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior System Administrator - **Company:** Corps Solutions, LLC - **Location:** Huntsville, AL, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Access, Microsoft Word, Microsoft Excel, Microsoft Outlook, Cyber Security, Information Systems, Microsoft Exchange Server, Identity and Access Management, Microsoft Visio, Windows Servers, Performance Tuning, Microsoft PowerPoint, Red Hat Enterprise Linux, Microsoft SharePoint, Software Vulnerability Management, Software Distribution, Patch Management, Data Management, Epic ECSM, Hardware Infrastructure, Cyber Warfare, Workday, User Accounts - **Published:** June 13, 2026 - **Apply:** https://www.disabledperson.com/jobs/73019398-senior-system-administrator ## About the Role * Bachelor's degree from accredited University; or * CNSSI 4012/4013/4014/4015/4016; or * Associates degree and 10 years of experience. Required Certifications and/or Training is as follows: * IAT-2 Certifications: GSEC, Security+ CE, SSCP, CCNA-Security. * IAM-2 Certifications: CAP, GSLC, CISM, CASP-CE, CISSP (or Associate). * Cyber Defense: CEH, GCIA, CSIH, GCIH * Operating System/Computing Environment Certificate for applicable systems (with Privileged Access). * Operating System/Computing Environment (OS/CE) certificate of training. EXPERIENCE * 5-9 years of experience in cybersecurity or related field. CORE SKILLS/COMPETENCIES Required Knowledge, Skills and Abilities * Proficient in Microsoft Word, Outlook, Excel, PowerPoint, Visio, Project, and SharePoint. * Strong communication and presentation skills. Able to read, write, and communicate effectively in English. Able to design and write clear communications and present training programs. * Excellent organizational, planning, problem-solving, prioritization, interpersonal skills, and able to instinctively adapt, plan, inform and influence. WORKING CONDITIONS * Required to sit for extended periods of time and maintain focus * Daily travel in local area during workday (including use of personal vehicle) * Be able to work an unstable schedule, to include holidays and weekends. SPECIAL POSITION NOTATIONS * CONUS and OCONUS travel may be required for up to three weeks at a time (or longer). * Qualification as an authorized company driver is required. All authorized company drivers must have a valid driver's license, current automobile insurance, and a driving record that is acceptable to the company's auto insurance provider. ## Description The System Administrator reports to the JEDD Project Manager and receives work direction derivatives from the Communications and Information Systems Lead., * Provide system administration and engineering support for JEDD, including planning, installation, configuration, operation, security, and maintenance supporting daily operations and exercises. * Manage service tickets and work actions within the Marine Corps ERIS (Remedy) system. * Configure, deploy, troubleshoot, and maintain enterprise services and provide Tier 2 support for JEDD user accounts, workstations, system access, imaging, and computer assets across MCEN, coalition, and joint networks. * Perform biweekly updates, checks, and functional testing of UC services and equipment in accordance with ECSM requirements, and report system and server health metrics, including response times, availability, and uptime for servers, systems, and applications. * Conduct pre-event testing to resolve system issues and optimize system performance. * Perform daily administration and monitor physical and virtual operating systems, directory services, file structures, software distribution, client management, and system security. * Create, manage, and monitor Microsoft Exchange mailboxes for JEDD users, joint forces, and coalition partners to support daily operations and training events. * Install, operate, maintain, and troubleshoot classified infrastructure components, including server hardware, chassis systems, storage arrays, rack mounted equipment, Windows Server environments, and Red Hat Linux environments. * Review and validate service-related reports (e.g., backups, maintenance logs, monitoring alerts) daily to ensure timely identification and remediation of system issues. * Troubleshoot and maintain enterprise storage area network (SAN) systems. * Ensure compliance with DoD, Joint, Service, and JEDD cybersecurity requirements, including patch management, system hardening, and vulnerability mitigation. * Maintain system inventories, configuration baselines, assets, and lifecycle documentation. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Destigmatizing the Workplace: Building Real Inclusion](https://www.wearedevelopers.com/videos/1492-destigmatizing-the-workplace-building-real-inclusion) - [Full-stack role-based authorization in 45 minutes](https://www.wearedevelopers.com/videos/312-full-stack-role-based-authorization-in-45-minutes) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [The Future of Employee Wellbeing: Benefits, Trust & Performance](https://www.wearedevelopers.com/videos/1808-the-future-of-employee-wellbeing-benefits-trust-performance) - [Swapping Low Latency Data Storage Under High Load](https://www.wearedevelopers.com/videos/746-swapping-low-latency-data-storage-under-high-load) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Quick guide: How to write a Software Developer CV](https://www.wearedevelopers.com/magazine/37-quick-guide-how-to-write-a-software-developer-cv) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)