3rd Shift System Administrator

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

Benefits offered by this job

Not relocation eligible

Employee referral eligible

Job summary

RTX seeks a Systems Administrator to join a high-performing team at the heart of an important US government function. This on-site role maintains a VM-based data system and supports 24x7x365 operations with rapid troubleshooting and restoral actions.

Ideal candidates have a Bachelor's degree with 5+ years of relevant experience, or an advanced degree with 2+ years, plus a current TS/SCI with Poly clearance and strong Linux administration skills.

Qualifications

• Bachelor's degree with 5+ years of relevant experience or advanced degree with 2+ years.
• Active and transferable U.S. government security clearance required (TS/SCI with Poly).
• System administration experience across Linux environments.

Responsibilities

• Ensure maximum system availability and uptime.
• Follow engineering instructions for updates/upgrades with coordination with ISP and support factory.
• Perform VM-based system administration tasks.
• Develop/modify technical documentation and track lessons learned.
• Support 24x7x365 operations and on-call rotation as needed.
• Coordinate with on-site and remote teams to ensure US government system needs are met.

Skills

System administration

Linux

Security clearance

LDAP

NFS

TCP/IP

PKI

SQL

C++

Java

Splunk

Grafana

NIS/NIS+

Education

Bachelor's degree

Advanced degree

Tools

LDAP

NFS

TCP/IP

Splunk

Grafana

NIS/NIS+

Job description

Date Posted: 2026-10-07

Country: United States of America

Location: US-VA-SPRINGFIELD-7500-CUST ~ 7500 Geoint Dr ~ GEOINT (External Site)

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type: TS/SCI with Poly - Current

Security Clearance Status: Active and existing security clearance required on day 1

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world.

Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an important US government function which helps the nation meet its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based data system supporting a high visibility system critical to this agency's day-to-day and contingency operations. This architecturally complex, multi-networked system has many users who demand quick troubleshooting, active workflow management, and restoral operations as needed.

The selected candidate will work an Operations and Sustainment team, embedded on-site, with customer presence, for a system considered mission critical by the customer. The system is responsible for successful 24x7x365 operations of the ASP side of the system, with very detailed assistance to the ISP part of the system. This position operates at a customer facility in Springfield, VA, and will coordinate with another team in St Louis, MO. This position is for Mon-Fri 10:00pm - 6:00am plus on-call one weekend per month.

What You Will Do

• Ensure maximum system availability.
• Follow engineering instructions to conduct system updates/upgrades in coordination with the ISP and the support factory.
• System administration functions.
• Conduct VM-based services to ensure system operation.
• Support development/modification of technical documentation.
• Complete and track lessons learned and metrics.

Qualifications You Must Have

Typically requires a Bachelor's and a minimum of 5 years prior relevant experience, or an Advance Degree in a related field and a minimum of 2 years' experience.

• Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
• Security+ Certification.
• System administration experience across Linux systems.
• Experience in the Intelligence Community (IC).
• Experience working with dislocated or geographically separated operations.
• Experience with (and/or) LDAP, NFS, TCP/IP, Splunk, Grafana, and NIS/NIS+.
• Experience in issuing and managing PKI Certifications.
• Experience with (and/or) SQL, C++ and Java.

Qualifications We Prefer

• Security+DoD 8570 certification or higher.
• Ability to work in an operational environment with attention to detail.
• Red Hat Enterprise Linux Certifications: RHCT or RHSA.
• Good communication and organizational skills.
• Ability to contribute to technical documentation.
• Comfortable performing duties collocated with the customer and other operations center residents.
• Proven ability in strong customer support.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Not relocation eligible.

Eligible for employee referral.

This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSACAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disa