Apply

Ready to go for it?

AI Apply speeds things up—apply directly if you prefer.

FREE ACCESS
5,000–10,000 jobs/day
JobTailor Logo

See all jobs on JobTailor

Search thousands of fresh jobs every day.

Discover
  • Fresh listings
  • Fast filters
  • No subscription required
Create a free account and start exploring right away.
Markon

Systems Administrator, Level 2

Markon

. Deploy, manage, and scale applications and infrastructure supporting the DEFSMAC mission.

Posted 4/21/2026full-timeAnnapolis Junction • Maryland • 🇺🇸 United StatesSeniorLead💰 $150,000 - $160,000 per yearWebsite

Tech Stack

Tools & technologies
DockerKubernetesLinuxTypeScriptUnix

About the role

Key responsibilities & impact
  • Deploy, manage, and scale applications and infrastructure supporting the DEFSMAC mission.
  • Administer and maintain RKE2/Kubernetes cluster environments.
  • Manage and support containerized applications using Docker.
  • Perform system administration tasks within Unix/Linux environments, including troubleshooting and performance tuning.
  • Develop and maintain automation scripts using Bash.
  • Monitor system health, availability, and performance across containerized environments.
  • Troubleshoot infrastructure and application-level issues across compute, storage, and networking layers.
  • Support configuration management, system updates, and security compliance efforts.
  • Collaborate with engineering and operations teams to support continuous integration and deployment workflows.
  • Maintain documentation for system configurations, procedures, and operational support.

Requirements

What you’ll need
  • Active TS/SCI w/ Polygraph with this Customer.
  • Bachelor’s degree in Computer Science, Engineering, or a related technical discipline plus 10 years of relevant experience, OR 15 years of relevant experience in lieu of a degree.
  • Hands-on experience with RKE2 and Kubernetes administration.
  • Experience with Docker and containerized environments.
  • Strong experience administering Unix/Linux systems.
  • Proficiency in Bash scripting.
  • Experience deploying and managing scalable infrastructure in mission-focused environments.
  • Strong troubleshooting and analytical skills.

Benefits

Comp & perks
  • Medical
  • Dental
  • Vision
  • Life Insurance
  • Short-Term Disability
  • Long-Term Disability
  • 401(k) match
  • Flexible Spending Accounts
  • EAP
  • Training and Tuition Assistance
  • Paid Time Off
  • Holidays

ATS Keywords

✓ Tailor your resume
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
RKE2KubernetesDockerUnixLinuxBash scriptingsystem administrationtroubleshootingperformance tuningautomation
Soft Skills
analytical skillscollaborationcommunication
Certifications
TS/SCI w/ Polygraph