Systems Administrator

Booz Allen Hamilton•Annapolis Junction, MD

10d•$77,600 - $176,000

About The Position

In this role, you’ll design, operate, and evolve the systems that power national-security missions. From enterprise Windows and Linux servers to virtualization, storage, and backup environments, you’ll keep mission platforms online, secure, and recoverable. This isn’t a passive maintenance role – you’ll architect new solutions from the ground up, tune performance across clusters, and push automation deeper into daily operations. You’ll balance reliability with innovation, driving modernization while ensuring every configuration meets the mission’s uptime demands. When the infrastructure is resilient, the mission never stops – and you’ll be the reason why.

Requirements

5+ years of experience administering Windows Server or Linux in production or mission environments
3+ years of experience managing enterprise virtualization, including VMware vSphere, Broadcom, or Hyper-V
3+ years of experience administering enterprise storage and backup systems such as SAN, NAS, Veeam, Commvault, Cohesity, or Veritas NetBackup
Experience managing DNS, routing, VLANs, and user connectivity across multiple domains
Knowledge of DoD STIGs and secure configuration baselines
Ability to design and maintain Highly Available solutions
Secret clearance
HS diploma or GED
CompTIA Security+ CE Certification

Nice To Haves

Experience administering Active Directory, Group Policy, DNS, or DHCP in hybrid or cloud-joined environments
Experience with Linux, including RHEL or Ubuntu, server hardening and configuration management with Ansible or PowerShell DSC
Experience supporting database or application servers within clustered environments
Knowledge of infrastructure automation or DevOps tooling, including Ansible, Jenkins, or Terraform
Bachelor’s degree in Information Systems, Computer Science, or a related field
VMware Certified Professional (VCP), Microsoft Certified: Windows Server Hybrid Administrator Associate, or Red Hat Certified System Administrator (RHCSA) Certification

Responsibilities

Engineer and maintain enterprise Windows Server and Linux environments such as RHEL or Ubuntu supporting production and mission systems.
Administer and optimize virtualization platforms such as VMware vSphere, Broadcom, or Microsoft Hyper-V to sustain high-availability clusters.
Manage storage and backup solutions, including SAN, NAS, Veeam, Commvault, Cohesity, or Veritas NetBackup, ensuring integrity and recoverability.
Implement and document Highly Available (HA) architectures with redundancy, clustering, and replication.
Maintain DNS, routing, and VLAN configurations supporting secure multi-network environments.
Enforce DoD STIGs and enterprise baselines for configuration compliance and security posture.
Automate patching and configuration tasks with PowerShell, Bash, or Ansible to reduce downtime and error.
Collaborate across cyber, network, and application teams to sustain mission-critical availability.