System Administrator, Level 4

Independent SoftwareFort Meade, MD
Onsite

About The Position

As a System Administrator Level 4 at Independent Software, you will support mission-critical IT systems in highly secure, high-availability environments. You will work across Linux and Windows platforms to ensure systems are secure, stable, and operating at peak performance. In this role, you will lead troubleshooting efforts, support Desktop Services operations, and manage system configurations across enterprise infrastructure. You will collaborate with engineers, ISSOs, and program leadership to maintain compliance, resolve complex issues, and ensure reliable system operations in classified environments.

Requirements

  • Strong experience with Linux and Windows system administration
  • Advanced troubleshooting across enterprise IT environments
  • Experience with IT Service Management (ITSM) processes
  • Knowledge of networking, storage, and system security practices
  • Familiarity with patching, vulnerability management, and compliance requirements
  • Ability to work independently in a fast-paced, classified environment
  • Active TS SCI with appropriate Polygraph clearance

Nice To Haves

  • Active DoD 8570 / 8140 IAT Level III certification (required to start)
  • ITIL v4 Certification
  • OS Certification

Responsibilities

  • Provide Tier 1, Tier 2, and Tier 3 support for system issues across client, server, storage, and network environments
  • Configure, manage, and maintain Linux and Windows operating systems
  • Monitor system performance, troubleshoot issues, and implement solutions to improve reliability
  • Perform account management and support user access to IT systems
  • Apply patches, conduct vulnerability scans, and support system security compliance
  • Support configuration management and system changes in coordination with ISSO and leadership
  • Analyze and resolve complex technical issues across infrastructure and applications
  • Support Desktop Services environments, including VDI and thin client technologies
  • Communicate system status and provide updates to stakeholders

Benefits

  • Competitive compensation
  • Generous benefits
  • Work-life balance
  • Ongoing training
  • Mentorship
  • Career development
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