DTRA-103-Systems Administrator Senior-Backup Storage virtualization

Defense Engineering Inc. is seeking a Senior Systems Administrator for Sya Admin Support in Backups, Storage, and Virtualization to support our long-term contract located at the Defense Threat Reduction Agency (DTRA) at Fort Belvoir, VA In addition to the traditional full-time employee benefits package (health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays, DEi also offers Education and professional Certification Reimbursement, Gym Membership reimbursement, Mass Transit and Parking benefits. Job Category Information Technology – Linux Senior Administrator Salary Negotiable Location Fort Belvoir, VA US Clearance Level Must Currently Possess

TS/SCI

US Citizenship Certifications (Baseline) 8570 Baseline Active IAT Level II (Minimum of one) Security+ CE CySA+

GICSP

GSEC SSCP Additional Certifications Linux certification (RHCSA Preferred), CompTIA Linux, LCFS/LCFE, etc.) Education/Experience Bachelor’s degree with 8-12 years of prior relevant experience or a Master’s Degree with 6‑10 years of prior relevant experience. Additional experience may be taken into consideration in lieu of a degree Schedule: Full-time Potential for Teleworking: Situational Travel: None Shift: Day Job Job Description This role will lead the design, implementation, and optimization of data protection solutions, including a migration from Commvault to Veeam, within a secure, large‑scale environment. Key Responsibilities Lead administration and optimization of enterprise backup and recovery solutions (Commvault transitioning to Veeam). Architect and implement backup, storage, and disaster recovery strategies across physical and virtual environments. Serve as a subject matter expert for data protection, storage management, and recovery operations. Administer and troubleshoot Windows Server environments, including performance tuning, patching, and system optimization. Manage and optimize VMware infrastructure (vSphere, Horizon, VDI) supporting enterprise workloads. Ensure systems meet DISA STIG and DoD security requirements, lead hardening and compliance efforts. Analyze system performance, identify trends, and proactively resolve complex infrastructure issues. Lead incident response and root cause analysis for backup, storage, and system failures. Develop, maintain, and enforce SOPs, architecture documentation, and operational standards. Collaborate with PMO, engineering, cybersecurity, and Tiered support teams to drive system improvements. Evaluate and recommend new technologies, tools, and architectures to enhance performance and resiliency. Mentor junior administrators and provide technical leadership across the team. Required Qualifications The candidate must have bachelor’s degree with 8‑12 years of prior relevant experience or a Master’s Degree with 6‑10 years of prior relevant experience. Additional experience may be taken into consideration in lieu of a degree. Candidate must, at a minimum, meet DoD 8570.11‑ IAT Level II certification requirements (currently Security+ CE, CCNA‑Security, GSEC, or SSCP). Extensive experience with enterprise backup platforms (Veeam strongly preferred; Commvault experience highly desired). Strong expertise in Windows Server administration. Advanced experience with VMware technologies (vSphere, Horizon, VDI). Deep understanding of DISA STIGs, system hardening, and DoD security compliance frameworks. Proven experience designing and implementing backup, recovery, and storage solutions. Strong troubleshooting skills across systems, virtualization, and storage layers. Experience leading technical efforts and mentoring junior staff. Excellent documentation and communication skills. IAT II (8570) Certification An active Top Secret clearance is required for this position. Due to the nature of the government contracts we support, US Citizenship is required. Desired Qualifications Strong knowledge of SANs, Fibre Channel fabric, vSphere Standard/Distributed Switches. Experience with server rack hardware, firmware, and secure boot technologies. Strong analytical and troubleshooting skills with the ability to work independently and within a team. VMware Certified Professional (VCP) Veeam Certified Engineer (VMCE) #J-18808-Ljbffr Defense Engineering Inc.