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Linux Systems Engineer Security Clearance

Job in Alexandria, Fairfax County, Virginia, 22307, USA
Listing for: Invictus International Consulting
Full Time position
Listed on 2026-07-24
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Unix/Linux, Systems Administrator
Job Description & How to Apply Below
Position: Linux Systems Engineer with Security Clearance
Title:

Linux Systems Engineer

Location:

Remote US Citizenship:
Required Clearance:
Public Trust Job Details:
* Responsible for the management, maintenance, and security of a large-scale, enterprise-level infrastructure
* Utilize BMC True Sight Server Automation (TSSA) to troubleshoot automated scripts and jobs to ensure system compliance, and report on security configurations against government baselines (e.g., DISA STIGs)
* Identify potential issues and proactively investigates and remediates problems
* Administer, configure, and maintain Red Hat Enterprise Linux (RHEL) servers in both virtual and physical environments
* Manage the VMware vSphere infrastructure, including the deployment, and troubleshooting of virtual machines and hosts
* Develop, maintain, and execute Ansible playbooks to automate system configurations, application deployments, and other repetitive administrative tasks
* Implement and maintain robust security controls, conduct vulnerability remediation, and ensure all systems are compliant with federal security standards
* Monitor system performance, troubleshoot complex hardware and software issues, and perform root cause analysis to prevent future occurrences Requirements:
* Bachelor's degree from an accredited institute in a technical discipline
* Minimum of 5 years of experience as a Linux System Engineer with deep knowledge of Red Hat Enterprise Linux (RHEL) in an enterprise setting.
* Strong proficiency in VMware vSphere (ESXi/vCenter) for, managing, and troubleshooting virtualized server environments
* Familiarity with containerization technologies like REST API's, Open Shift, Docker or Kubernetes, and their integration into enterprise workflows
* Demonstrated experience writing and maintaining complex Ansible playbooks for configuration management and infrastructure automation
* Proven experience with DISA STIG system hardening, security patching, and ensuring compliance
* High proficiency in scripting languages such as Bash and Python to automate
* Direct hands-on experience using BMC True Sight Server Automation for automated patch management and compliance enforcement preferred
* Red Hat Certified System Engineer (RHCE), Red Hat Certified System Administrator (RHCSA), or VMware Certified Professional (VCP) preferred
* Basic understanding of cloud technologies such as AWS and Azure preferred
* administrative tasks and streamline operations
* Must possess current Security + certification
* US Citizenship required, with the ability to pass a Public Trust background investigation Equal Opportunity Employer/Veterans/Disabled
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