Senior Linux SysAdmin – DoD Cross-Domain Solutions

Booz Allen Hamilton; Laurel (MD); On-site; USD 78,000 - 176,000; Full time

Benefits offered by this job

Health insurance

Life insurance

Disability insurance

Financial benefits

Retirement benefits

Paid leave

Professional development

Tuition assistance

Work-life programs

Dependent care

Job summary

Booz Allen Hamilton is seeking a Senior System Administrator to design, deploy, and maintain Enterprise Cross Domain Solutions for critical DoD-facing environments. You’ll lead performance monitoring, provide insights from metrics, and mentor teammates while shaping modern network approaches.

Requirements include 3+ years Red Hat or Rocky, Proxmox, Git, and multiple IaC tools; TS/SCI with poly; a CS/IT degree or 10+ years’ equivalent.

Qualifications

• 3+ years of experience with Red Hat Enterprise Linux or Rocky.
• 3+ years of experience with Proxmox.
• Experience with Git.
• Experience managing systems using Infrastructure as Code technologies, including Salt, Ansible, Puppet, PowerShell, Chef, or Terraform.
• Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS.
• TS/SCI clearance with a polygraph.
• Bachelor’s degree in a CS or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience with systems or network administration in lieu of degree.
• Ability to obtain a DoD 8570.1 IAT Level II Compliant Certification within 60 days of start date.

Responsibilities

• Design, deploy, and maintain Enterprise Cross Domain Solutions for an enterprise environment.
• Provide monitoring and performance management to reveal network insights.
• Lead and mentor the team, sharing expertise and developing new methodologies.
• Identify opportunities to modernize the network to meet customer needs.

Skills

Red Hat Enterprise Linux / Rocky

Proxmox

Git

Infrastructure as Code

Linux firewall / DNS / networking

DoD 8570.1 IAT Level II

Security clearance TS/SCI with poly

Bachelor's degree in CS or IT

5+ years sys/network administration

10+ years sys/network admin in lieu of

Education

Bachelor’s degree in CS or IT

10+ years of system or network administration experience in lieu of degree

Tools

Proxmox

Git

Salt

Ansible

Puppet

PowerShell

Chef

Terraform

Job description

Booz Allen Hamilton is seeking a Senior System Administrator to design, deploy, and maintain Enterprise Cross Domain Solutions for critical DoD-facing environments. You’ll lead performance monitoring, provide insights from metrics, and mentor teammates while shaping modern network approaches.

Requirements include 3+ years Red Hat or Rocky, Proxmox, Git, and multiple IaC tools; TS/SCI with poly; a CS/IT degree or 10+ years’ equivalent.