Senior Infra Admin - DoD TS/SCI, Storage & VMware

Opportunity CACI is seeking a cleared Sr. Infrastructure Systems Administrator at Langley AFB. This immediate need supports the Distributed Ground System (DGS) modernization, system operations and promotion contract. The OA DCGS infrastructure administrator is responsible for all things infrastructure other than the local area network. The infrastructure administrator sustains and maintains the hardware, software, and storage components of the software‑defined data center (SDDC) for OA DCGS Infrastructure‑as‑a‑Service (IaaS). The IaaS hardware consists of multiple Dell FX2 chassis with FC 630/640 compute blocks (blade servers), Dell/EMC XtremIO block storage flash array, Dell/EMC PowerScale file storage, and the backup tandem Avamar Appliance/Power Protect Data Manager and Data Domain. Candidates must be willing to work night shifts and/or weekends. Responsibilities Provide day‑to‑day operational support of Dell/EMC storage products. Monitor server/storage infrastructure and any processes related to these systems. Resolve storage‑related problems identified by server system administrators and/or through monitoring software. Coordinate and monitor troubleshooting to isolate and diagnose common system problems and determine root cause. Work closely with management and client to ensure the appropriate storage level provisioning is maintained. Manage the vSphere virtual environment to include the ESXi hypervisors, virtual data stores, and virtual machines. Collaborate with DOC Tech Ops and the DMC to perform health and status checks to ensure completion of backups. Respond and resolve service outages, technical queries and other system related issues. Conduct systems analysis and development to keep systems as current as possible with changing technology. Update and document configuration management and troubleshoot any reported problems. Collaborate with the security team on system upgrades and issues. Provide technical guidance to Tier 1 and 2 personnel. Qualifications Required: An active DoD TS/SCI. BS degree in Computer Science or related degree with 4+ years of experience, or 6+ years' experience if no degree. Security+ CE certification. Experience with one or more of the following: Dell/EMC storage protocols, Dell OneFS (PowerScale), Avamar, PPDM, Data Domain. Experience with one or more of the following technologies: vCenter, VxRail, VMWare Horizon, Aria Operations, Aria Automation, Aria Orchestrator, Log Insight, Dell Chassis Management Controller, Integrated Dell Remote Access Controller, ESXi GUI. What You Can Expect A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high‑performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers – every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground – in your career and in our legacy. Pay Range $75,200 - $158,100 Equal Opportunity Employer All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic. #J-18808-Ljbffr