Sr Linux Engineer

LaunchTech-posted 11 days ago

$140,000 - $160,000/Yr

Full-time • Mid Level

Onsite • Colorado Springs, CO

11-50 employees

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LaunchTech is seeking a Senior Linux Engineer to support the Missile Defense Agency (MDA). This role is central to sustaining mission-critical cybersecurity infrastructure in a dynamic Department of Defense (DoD) environment. You will ensure operational readiness, security, and performance of cybersecurity tools, platforms, and applications while strengthening the agency’s defense against evolving threats.

Install, configure, and maintain Linux servers (e.g., Red Hat Enterprise Linux, CentOS) within physical and virtualized environments (e.g., VMware, RHV, Azure)
Implement and manage system security hardening according to DISA STIGs, NIST guidelines, and DoD policies
Perform system patching, upgrades, and vulnerability remediation in a timely and efficient manner
Monitor system performance, troubleshoot issues, and optimize configurations for optimal performance
Develop and maintain system documentation, including standard operating procedures (SOPs) and diagrams
Support the implementation, configuration, and maintenance of a variety of cybersecurity tools, including but not limited to: ArcSight, Elastic, ACAS, Trellix EPP
Troubleshoot technical issues related to cybersecurity tools, including integration challenges, performance bottlenecks, and configuration errors
Develop and maintain scripts and automation to streamline security operations tasks and improve efficiency
Collaborate with security analysts and incident responders to investigate and resolve security incidents
Participate in security assessments and audits to ensure compliance with DoD regulations and security best practices
Develop and implement security policies and procedures to protect sensitive data and systems
Automate security tasks using scripting languages (e.g., Bash, Python, Ansible)
Work closely with other engineers, analysts, and security professionals to achieve common goals
Communicate effectively with technical and non-technical stakeholders
Provide technical guidance and mentoring to junior engineers
Participate in on-call rotation for after-hours support

Must have 14, or more, years of general (full-time) work experience
May be reduced with completion of advanced degree
Must have 6, or more, years of direct experience in Linux server management
Must have experience with system hardening and security best practices for Linux systems.
Must have experience with configuration management tools such as Ansible, Puppet
Must have experience with virtualization technologies such as VMware, KVM, RHV.
Must be able to support after-hour maintenance window work, as needed.
Must have a current IAT Level II Certification (Security+ CE)
Must have a current Linux based certification (RHCSA, RHCE, LPIC)
Must be able to maintain a restricted badge and work on site 4+ days per week
Must have an active DoD Secret Clearance

Have experience with Cyber tools such as ArcSight, Elastic, ACAS, Trellix EPP
Have experience with database administration (e.g., MySQL, PostgreSQL).
Have experience with containerization technologies such as Docker or Kubernetes.
Be proficient in scripting languages such as Bash, Python, or Perl.
Have a familiarity with the MDA and BMDS programs

Medical, Dental, and Vision coverage
401(k) with company match
Paid Time Off (PTO)
Opportunities to make a difference while advancing your career

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