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NTC OVERVIEW:  We are seeking a Lead Systems Administrator to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We’re looking for the best and the brightest to join us in supporting this mission. If meaningful work, initiative, creativity, and continuous self-improvement are important to your career, join our growing team and discover What’s Next for you. Mission Focus: NT Concepts is seeking a Lead Systems Administrator to support the DoD enterprise Military Housing system. This complex system of 34 web-based modules is used by over 10,000 active users to meet the housing needs of over 2.5 million service members, DoD civilians, and their families. Clearance: Active Top-Secret clearance Location/Flexibility: Local to the DC Metro Area, Remote Flexible   Responsibilities:  * Ability to manage a team of network engineers, system administrators and interface with off-site hosting group to maintain, troubleshoot, and manage upgrades to an enterprise application system. * Serve as the primary administrator for SAP Business Objects (BOXI) on Windows Server, including installation, configuration, patching, upgrades, troubleshooting, and performance monitoring. * Support and maintain Dynatrace for application and infrastructure monitoring; configure dashboards, alerts, and integrations; analyze performance data and assist with incident root cause analysis. * Support DNS changes as required for application and infrastructure needs; coordinate with network teams to ensure proper DNS resolution and network connectivity. * Support Splunk SIEM for log aggregation, monitoring, and security compliance; maintain forwarders, indexes, and dashboards; assist with log analysis for troubleshooting and audit purposes. * Provide backup support for F5 Big-IP/Big-IQ load balancer administration, including configuration changes, SSL certificate management, and troubleshooting application delivery issues. * Administer Windows/Linux servers, VMware/ESXi, Nutanix, NetApp, Tintri, and cloud-integrated infrastructure across on-premise and DoD/Navy-approved cloud environments. * Ensure ACAS findings are remediated; STIGs applied; and cybersecurity compliance is maintained in accordance with DoD and Navy cybersecurity requirements. * Ensure Oracle quarterly patches are reviewed, tested, and applied in timely fashion; track and remediate vulnerabilities. * Oversee the management of user accounts in Production, QAE, and Staging; Jira/Confluence access; reset SFG and privileged accounts. * Ensure the management and maintenance  of Commvault/Hyperscale backup infrastructure; conduct quarterly DR exercises; manage off-site tape process. * Ensure the management and updates of TLS/SSL certificate lifecycle using Digicert; maintain certificate inventory across all environments. * Track, renew, and procure software support and support agreements and hardware replacements (Oracle, Red Hat, F5, Cisco, Commvault, VMware, etc.). * Ensure reporting is on time: Prepare monthly Hosting Technical Slides; produce metrics reports; maintain ISCP, SBC, and POA&M documentation. * Ensure the execution of scheduled and emergency maintenance windows; manage planned and unplanned outages. * Participate and present during CMB & System Manager meetings;   Qualifications:  * Location: Must be located in or willing to relocate to Washington, DC or Norfolk, VA. * Travel: Requires occasional on-site presence and travel to the Norfolk, VA office as business needs dictate * Clearance: Active Top-Secret clearance (or higher) required * Minimum Experience: Bachelor’s degree (BA/BS) in a technical discipline & 10 years of relevant IT management experience, with demonstrated expertise in hosting, systems administration, and enterprise application support in a DoD or similar environment. * Ability to manage a team of network engineers, system administrators and interface with off-site hosting group. * Expert experience with SAP Business Objects (BOXI 4.3+) administration and Windows Servers. * Experience with Dynatrace or similar application/infrastructure monitoring tools. * Knowledge of Splunk administration and log analysis. * Experience with DNS management and network troubleshooting. * Experience with F5 Big-IP/Big-IQ or similar load balancer technologies. * Strong experience with Windows Server * Knowledge and experience with Linux administration. * Experience with VMware/ESXi, Nutanix, NetApp, Tintri (virtualization and storage). * Experience with Oracle Database patching, configuration, and AuditVault. * Experience with Commvault backup and recovery operations. * Experience with Cisco networking and switch management. * Demonstrated ability to ensure management of DoD STIG compliance and remediate ACAS vulnerabilities. * Knowledge of Jira and Confluence administration. * Knowledge of certificate management (Digicert or equivalent). * Familiarity with DoD cybersecurity frameworks and IA processes. * Experience with DoD procurement processes (PR/ITPR submissions). * Strong technical writing skills for documentation and reporting.  Preferred Qualifications: * Experience supporting DoD or Navy IT systems. * Familiarity with eMH (enterprise Military Housing) or similar enterprise systems. * DoD 8570/8140 compliance (e.g., Security+, CISSP, or equivalent). * Experience with Azure or other DoD-approved cloud environments. * Familiarity with Camunda, RSA, Agiloft, or Dynatrace. Certification Requirements: * Must have or obtain a CompTIA Security+ or DoD 8140-equivalent certification within 6 months of hire. Physical Requirements:  * Prolonged periods sitting at a desk and working on a computer. * Must be able to lift up to 50 pounds at time. #JT The pay range listed for this position reflects the wage or salary range NT Concepts expects to pay for this role at the time of posting. The compensation offered to a successful candidate within this range will be based on legitimate, job-related factors, including (but not limited to) the candidate’s work location, education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Virginia Pay Range $120,336—$180,504 USD About NT Concepts Founded in 1998 and headquartered in the Washington DC Metro area, NT Concepts is a private, mid-tier company with clients spanning the Intelligence and Defense communities. We deliver end-to-end ​data and technology solutions ​that advance the modernization, transformation, and automation of the national security mission—solutions with real impact developed in a strong engineering culture that encourages technical growth, leadership, and creative “big idea” problem-solving. Employees are the core of NT Concepts. We understand that world-changing concepts happen in collaborative environments. We are a company where talented teams work together using innovation and expertise to solve our clients’ most critical challenges. Here, you’ll gain competitive benefits, opportunities to bolster your skills and develop new abilities, and a company culture dedicated to support and service. In addition to our benefits program, we encourage our employees to take part in #NTC_GivesBack, which paves the way for positive social change. If joining a stable company with strong professional growth opportunities resonates with you, and you seek vital, mission-driven projects (for some pretty cool clients) that use your specific talents, we’d love to have you move forward with us.