Linux System Administrator Level 2

DarkStar Intelligence LLC•Annapolis Junction, MD

72d•$155,000 - $255,000

About The Position

DarkStar Intelligence is seeking a System Administrator Level 2 to support implementation, troubleshooting, and maintenance of critical IT systems in a mission-focused environment. The role manages IT system infrastructure and associated processes to ensure reliable, secure, and efficient system performance across the enterprise. The System Administrator supports day-to-day IT operations, including monitoring, maintenance, and issue resolution across client/server environments, storage systems, network devices, mobile devices, and related technologies. The position provides Tier 1 Help Desk and Tier 2 escalation support, including identifying, diagnosing, resolving, and coordinating escalation of problems. The role helps maintain operational continuity by communicating system status updates to agency leadership and internal stakeholders. It also supports dispatch operations and hardware troubleshooting, and remains involved through end-to-end issue resolution. The selected candidate configures and manages UNIX and Windows operating systems, installs and maintains operating system software, and ensures system integrity. The position also involves configuring network components and implementing system enhancements to improve reliability, performance, and resilience.

Requirements

Active TS/SCI with Polygraph security clearance.
At least 10 years of Systems Administrator experience supporting programs and contracts of similar scope, type, and complexity.
Bachelor’s degree in a technical discipline from an accredited college or university; an additional five years of Systems Administration experience may be substituted for the degree.
At least five years of experience designing, planning, installing, configuring, and sustaining Red Hat Linux (RHEL) environments.
Extensive experience using UNIX/Linux command-line operations in production environments.
Experience with NIFI.
Experience installing and managing software via YUM repositories, RPM packages, tarballs, and source code.
Experience researching, acquiring, and applying IAVA patches in secure environments.
At least five years of experience developing automation scripts for system configuration, backup, and restoration using scripting languages such as Bash and Perl.
Experience performing Puppet system administration and configuration management.
At least five years of experience with VMware architecture, installation, and configuration.
Experience supporting VMware operational capabilities, including VMotion-enabled failover, template library management, and system monitoring.
Three years of experience implementing OS-level clustering solutions.

Responsibilities

Provide support for the implementation, troubleshooting, and maintenance of IT systems.
Provide Tier 1 Help Desk problem identification, diagnosis, and resolution.
Manage daily configuration and operation of IT systems.
Assist users with accessing and using IT systems.
Provide Tier 1 Help Desk and Tier 2 escalation problem identification, diagnosis, and resolution.
Support day-to-day IT system operations, monitoring, and problem resolution for client/server, storage, network, mobile, and other devices.
Support escalation and communication of status to agency management and internal customers.
Optimize system operations and resource utilization, and perform system capacity analysis and planning.
Troubleshoot IT systems in depth.
Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.
Support dispatch systems and hardware problems, and remain involved in the resolution process.
Configure and manage UNIX and Windows or other applicable operating systems; install and load operating system software; troubleshoot and maintain system integrity; configure network components; and implement operating system enhancements to improve reliability and performance.