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Linux System Adminstrator

B/Core

Posted today

Job Requirements

Annapolis Junction, MD
Top Secret/SCI Polygraph
Career Level not specified
Salary not specified
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Job Description

Linux System Administrator

Annapolis Junction

TS/SCI with poly

At Bcore, our strength comes from how we deliver impact to the mission. Whether it's architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams. Our Mission Services division combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational support. Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions.

Do you want to join a team that is building tailored technical solutions to modernize our government's mission and our client's business? Do you have a desire to change how people work? Are you interested in helping to protect our nation's cyber interests? Join our growing team as a Linux System Administrator.

Responsibilities

We are seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux environments and supporting storage, backup, security, and patching systems. This role requires hands-on expertise with IBM Enterprise Storage, Veritas NetBackup, and vulnerability management tools, along with a solid understanding of system hardening and package management.

Key Responsibilities:
  • Administer, maintain, and optimize Linux-based systems in a production environment
  • Manage and support IBM Enterprise Storage solutions, ensuring high availability and performance
  • Configure, monitor, and troubleshoot Veritas NetBackup for enterprise backup and recovery operations
  • Perform system patching and package management using YUM repositories
  • Execute and remediate vulnerability scans using Nessus, ensuring compliance with security standards
  • Support and maintain STE/STIN processes and environments (as applicable to organizational standards)
  • Implement and maintain system security configurations, including NSF frameworks/policies
  • Monitor system performance, troubleshoot issues, and implement proactive improvements
  • Collaborate with cross-functional teams for infrastructure upgrades, audits, and incident response
  • Maintain documentation for system configurations, procedures, and compliance requirements


Qualifications

Clearance Required: TS/SCI with poly

Education/Experience:
  • Requires Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)
  • 3+ years of hands-on Linux system administration experience (RHEL, CentOS, or similar)


Required Skills:


  • Experience with IBM Enterprise Storage systems
  • Strong knowledge of Veritas NetBackup (NetBackup Administration)
  • Experience with Nessus vulnerability scanning and remediation workflows
  • Proficiency with YUM package management and patching strategies
  • Familiarity with STE/STIN processes and NSF-related security frameworks
  • Solid understanding of Linux security, system hardening, and compliance practices
  • Strong troubleshooting and scripting skills (Bash, Python, or similar)

What is ideal?

  • Red Hat Certified System Administrator (RHCSA) or equivalent certification
  • Experience in enterprise environments with high availability and disaster recovery requirements
  • Familiarity with automation tools (Ansible, Puppet, or similar)
  • Exposure to cloud or hybrid infrastructure environments
  • Intelligence Community Experience preferred


What you can expect from us

  • Recognizing great achievements do not go unnoticed by bcore through service anniversaries, spot awards, and employee referral bonuses
  • You'll join a growing organization of passionate, top-shelf, IT engineering professionals with extensive experience in actively developing the technology revolution in the Intelligence community
  • Benefits include Health/Dental/Vision, 401(k), Paid Time Off, STD/LTD/Life Insurance/Voluntary Life Insurance, Stipends, Referral Bonuses, and more.

BCore is proud to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, sexual orientation or any other characteristic protected by law.
group id: 91089135

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Job Category
IT - Hardware
Clearance Level
Top Secret/SCI
Employer
B/Core