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Systems Administrator

Job in Gaithersburg, Montgomery County, Maryland, 20883, USA
Listing for: Booz Allen Hamilton
Part Time position
Listed on 2026-06-14
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Cloud Computing, Systems Administrator
Salary/Wage Range or Industry Benchmark: 77600 USD Yearly USD 77600.00 YEAR
Job Description & How to Apply Below

Job Overview

As a Systems Administrator for national‑security missions, you will design, operate, and evolve the systems that power national‑security missions. You’ll manage enterprise Windows and Linux servers, virtualization, storage, and backup environments, ensuring mission platforms remain online, secure, and recoverable.

Key Responsibilities
  • Engineer and maintain enterprise Windows Server and Linux environments (e.g., RHEL, 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 Net Backup, ensuring integrity and recoverability.
  • Implement and document highly‑available 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 Power Shell, Bash, or Ansible to reduce downtime and error.
  • Collaborate across cyber, network, and application teams to sustain mission‑critical availability.
Required Qualifications
  • 5+ years’ experience administering Windows Server or Linux in production or mission environments.
  • 3+ years’ experience managing enterprise virtualization (VMware vSphere, Broadcom, or Hyper‑V).
  • 3+ years’ experience administering enterprise storage and backup systems (SAN, NAS, Veeam, Commvault, Cohesity, or Veritas Net Backup).
  • 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.
  • HS diploma or GED.
  • CompTIA Security+ CE Certification.
  • Secret clearance.
Preferred Qualifications
  • Experience administering Active Directory, Group Policy, DNS, or DHCP in hybrid or cloud‑joined environments.
  • Experience with Linux hardening and configuration management using Ansible or Power Shell DSC.
  • Experience supporting database or application servers in clustered environments.
  • Knowledge of infrastructure automation or Dev Ops tooling (Ansible, Jenkins, Terraform).
  • Bachelor’s degree in Information Systems, Computer Science, or related field.
  • VMware Certified Professional, Microsoft Certified:
    Windows Server Hybrid Administrator Associate, or Red Hat Certified System Administrator.
Clearance

Applicants selected will be subject to a security investigation and must meet eligibility requirements for access to classified information;
Secret clearance required.

Compensation

Projected annualized salary range $77,600.00 to $ (USD). Salary is determined by location, education, experience, and contract requirements.

Benefits

Health, life, disability, financial, and retirement benefits, paid leave, professional development, tuition assistance, work‑life programs, and dependent care. Full‑time and part‑time employees working at least 20 hours per week are eligible for the benefit program.

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