Onsite Systems Administrator – TS/SCI, 24x7 VM Ops

RTX; Springfield (VA); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) match

Paid time off and holidays

Employee Scholar Program

Job summary

RTX seeks a Systems Administrator to join a high-performing, on-site team in Springfield, VA, supporting a VM-based data system critical to national security operations with round-the-clock requirements.

The role involves maintaining system availability, applying updates, managing VM services, and contributing to technical documentation, while coordinating with a remote team in St. Louis. Expect a Mon-Fri shift with on-call weekends.

Qualifications

• Bachelor’s degree or advanced degree with 2+ years experience in related field.
• Active and transferable U.S. government security clearance required.
• Security+ certification or equivalent.
• Experience administering Linux systems.
• Experience in the Intelligence Community (IC).
• Experience with LDAP, NFS, TCP/IP, Splunk, Grafana, and NIS/NIS+.
• Experience issuing and managing PKI certificates.

Responsibilities

• Ensure maximum system availability and performance.
• Follow engineering updates and coordinate with ISP and support teams.
• Perform VM-based system administration tasks.
• Support development and modification of technical documentation.
• Complete lessons learned and metrics tracking.
• Coordinate with customer facilities and remote teams for continuity.

Skills

Linux system administration

LDAP

NFS

TCP/IP

Splunk

Grafana

NIS/NIS+

PKI certifications

SQL

C++

Java

Education

Bachelor's degree or Advanced degree

Tools

RHCT/RHSA

Job description

RTX seeks a Systems Administrator to join a high-performing, on-site team in Springfield, VA, supporting a VM-based data system critical to national security operations with round-the-clock requirements.

The role involves maintaining system availability, applying updates, managing VM services, and contributing to technical documentation, while coordinating with a remote team in St. Louis. Expect a Mon-Fri shift with on-call weekends.