DoD Linux Server Administrator - Mission-Critical Infra

慨正橡扯; Quantico (VA); On-site; USD 110,000 - 140,000; Full time

Job summary

MANTECH in Quantico, VA seeks a motivated Linux Server Administrator to join a mission-critical DoD IT environment. You will install, configure, and maintain Linux servers (RHEL, Ubuntu) on physical and virtual platforms, ensure security, and support high availability of key applications.

Responsibilities include implementing STIGs, RMF compliance, vulnerability management, scripting in Bash, Python, and Ansible, and maintaining SOPs and system diagrams. A TS/SCI clearance is required.

Qualifications

• Bachelor’s degree in a related technical discipline and a total of 7 years IT experience (10 years without degree).
• Minimum of 3 years of progressive experience in enterprise-level Linux systems administration, preferably in a federal/DoD environment.
• IAT Level II baseline certification requirements (e.g., Security+ CE, CCNA Security, or equivalent).
• Active Linux OS certification (RHCSA, Linux+ or equivalent).
• Strong knowledge of AD integration, Identity Management, NFS, DNS, LDAP, and secure protocols (SSH/SCP).

Responsibilities

• Install, configure, and maintain Linux OSs (RHEL/Ubuntu) on physical and virtual environments (VMware).
• Implement STIGs and RMF-compliant vulnerability patching.
• Provide Tier II/III support for hardware, software, and network configuration issues.
• Develop automation scripts using Bash, Python, and Ansible.
• Draft and maintain SOPs, system diagrams, and configuration management logs.

Skills

Linux administration

Bash

Python

Ansible

Active Directory integration

SSH/SCP security

Education

Bachelor’s degree in Computer Science/Information Systems or related field

Tools

Splunk

ACAS/Tenable Nessus

HBSS

Kubernetes

Docker

AWS GovCloud/Azure GovCloud

Job description

MANTECH in Quantico, VA seeks a motivated Linux Server Administrator to join a mission-critical DoD IT environment. You will install, configure, and maintain Linux servers (RHEL, Ubuntu) on physical and virtual platforms, ensure security, and support high availability of key applications.

Responsibilities include implementing STIGs, RMF compliance, vulnerability management, scripting in Bash, Python, and Ansible, and maintaining SOPs and system diagrams. A TS/SCI clearance is required.