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Booz Allen Hamilton · 1 day ago

Systems Administrator

Annapolis Junction, MD

Full-time

Hybrid

Mid, Senior Level

$78K/yr - $176K/yr

5+ years exp

Booz Allen Hamilton is focused on powering national security missions through innovative systems administration. The Systems Administrator role involves designing, operating, and evolving systems while ensuring high availability and security across various platforms.

ConsultingCyber SecurityIT InfrastructureManagement ConsultingSecurity

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

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

Qualification

Windows ServerLinuxVirtualizationStorage ManagementDoD STIGsPowerShellAnsibleCollaborationProblem SolvingCommunication

Required

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

Preferred

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