Job Description
Overview: We are looking for a Senior Linux Engineer to support the Missile Defense Agency (MDA) at Schriever AFB in Colorado Springs, CO.
- Must be a Colorado Springs resident.
- Must have an active DoD Secret Security Clearance.
- Must have 14+ years of IT experience, including 6+ years of Linux server management.
- Must hold current Security+ CE and Linux certifications.
Responsibilities:
- Install, configure, and maintain Linux servers (Red Hat, CentOS) in physical and virtual environments (VMware, RHV, Azure).
- Apply security hardening based on DISA STIGs, NIST, and DoD policies.
- Perform patching, upgrades, and vulnerability remediation.
- Monitor performance, troubleshoot issues, and optimize configurations.
- Create and maintain documentation, SOPs, and diagrams.
- Configure and maintain cybersecurity tools such as ArcSight, Elastic, ACAS, and Trellix EPP.
- Troubleshoot technical and integration issues with security tools.
- Develop scripts and automation using Bash, Python, or Ansible.
- Collaborate with security analysts on incident investigations.
- Support security audits and ensure DoD compliance.
- Develop and enforce security policies and procedures.
- Provide mentoring and technical guidance to junior engineers.
- Participate in on-call rotation for after-hours support.
Required Qualifications:
- 14+ years of IT experience (reduced with advanced degree).
- 6+ years of Linux server management experience.
- Experience with system hardening and Linux security best practices.
- Hands-on experience with Ansible or Puppet.
- Experience with VMware, KVM, or RHV virtualization.
- Willingness to work during after-hours maintenance windows.
- Current IAT Level II certification (Security+ CE).
- Current Linux certification (RHCSA, RHCE, or LPIC).
- Ability to maintain a restricted badge and work on-site 4+ days per week.
- Active DoD Secret Security Clearance.
Preferred Qualifications:
- Experience with ArcSight, Elastic, ACAS, or Trellix EPP.
- Experience with MySQL or PostgreSQL.
- Experience with Docker or Kubernetes.
- Proficiency in Bash, Python, or Perl scripting.
- Familiarity with MDA or BMDS programs.
Numbers & Facts
| Location | Colorado Springs, CO |
| Salary | $140,000–$160,000 Per Year |
Skills
Ansibleunmatched
ArcSightunmatched
Automationunmatched
Bash Scriptingunmatched
Best Practicesunmatched
CentOSunmatched
CompTIA Security+unmatched
Computer Securityunmatched
Defense Information Systems Agency (DISA)unmatched
DoD Secret Clearanceunmatched
Dockerunmatched
Documentationunmatched
IAT - Information Assurance Technicalunmatched
Identify Issuesunmatched
Information Technology & Information Systemsunmatched
Internet Securityunmatched
K Virtual Machine (KVM)unmatched
Linux Administrationunmatched
Linux Operating Systemunmatched
Maintain Complianceunmatched
Mentoringunmatched
Microsoft Windows Azureunmatched
MySQLunmatched
On Callunmatched
Performance Analysisunmatched
PerlScript Scripting Languageunmatched
PostgreSQLunmatched
Puppet (Configuration Management)unmatched
Python Programming/Scripting Languageunmatched
Red Hat Linux Operating Systemunmatched
Scripting (Scripting Languages)unmatched
Security Analysisunmatched
Security Auditingunmatched
Security Clearanceunmatched
Software Engineeringunmatched
Software Patchesunmatched
Standard Operating Procedures (SOP)unmatched
Systems Administration/Managementunmatched
Technical Leadershipunmatched
Testingunmatched
U.S. National Institute of Standards and Technology (NIST)unmatched
United States Department of Defense (DoD)unmatched
VMWareunmatched
Virtualizationunmatched
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