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Classified Linux Systems Administrator

4 weeks ago

London, Kentucky, United States The Johns Hopkins University Applied Physics Laboratory Full time
Job Summary

We are seeking a highly skilled Linux Systems Administrator to join our team at The Johns Hopkins University Applied Physics Laboratory. As a Linux Systems Administrator, you will play a vital role in maintaining and supporting our classified systems and infrastructure.

Key Responsibilities
  • Manage, configure, and maintain Linux-based systems in a classified environment, including installation, configuration, patching, and ongoing system administration/monitoring to ensure optimal performance, security, and availability.
  • Implement security measures to protect classified information, following relevant policies, guidelines, and regulatory requirements. Perform regular security audits, vulnerability assessments, and implement necessary security patches and updates.
  • Provide technical support to end-users in a classified environment, assisting with system access, software installations, troubleshooting user issues, and responding to user inquiries. Maintain user accounts, permissions, and access controls in compliance with security protocols.
  • Respond to and resolve system-related incidents and issues promptly, ensuring minimal downtime and disruption to operations. Troubleshoot and diagnose complex system problems, working closely with other IT teams and external resources as needed.
  • Develop and maintain comprehensive documentation, including standard operating procedures (SOPs), system configurations, troubleshooting guides, and knowledge base articles. Continuously improve processes and procedures to enhance system reliability, efficiency, and security.
Requirements
  • Possess a Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent professional experience.
  • Hands-on experience administering/maintaining classified computer networks.
  • Have 4+ years of experience in Linux systems administration.
  • Have in-depth knowledge of Linux operating systems (Red Hat, CentOS, or similar) and their administration, including system installation, configuration, maintenance, and troubleshooting.
  • Have familiarity with virtualization technologies (VMware, KVM, or similar) and containerization (Docker, Kubernetes).
  • Experience scripting to automate manual efforts.
  • Experience configuring and troubleshooting layer 2 networks.
  • Experience applying STIGs to operating systems, applications, and network peripherals.
  • Superb communication and collaboration skills, effectively working and interacting with a diverse team.
  • Current DoD 8570 certification (Security+ or CISSP), or ability to obtain DoD 8570 certification within 6 months of employment required.
  • Have an active Top Secret SCI w/poly security clearance. If selected, you will be subject to a government security investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.
Preferred Qualifications
  • A Master's degree in Information Systems/Technology, Cybersecurity, or Computer Science, or a related field.
  • Relevant certifications, such as Red Hat Certified System Administrator (RHCSA).
  • Experience working with configuration management tools, such as Puppet, Ansible, or Chef.
  • Experience working with Windows Servers and Server functions, such as Group Policy, Active Directory, DNS, etc.
About Us

The Johns Hopkins University Applied Physics Laboratory is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law.

We are committed to promoting an innovative environment that embraces diversity, encourages creativity, and supports inclusion of new ideas. In doing so, we are committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact us.