Senior Systems Administrator (DoD) – 24x7 Onsite

globalhr; Andover (MA); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Relocation Eligibility

Job summary

RTX is seeking a Principal Systems Administrator in Andover, MA (on-site) to support Windows and Linux enterprise environments, design and maintain secure, 24x7x365 infrastructure for classified programs, and collaborate across IT and Security teams.

The role requires a DoD Secret clearance, 5+ years of relevant experience, VMware expertise, Active Directory and policy management, and the ability to work independently in a fast-paced, controlled environment.

Qualifications

• University degree or equivalent experience.
• Active DoD Secret clearance required.
• Experience with Windows and Linux servers.
• Experience with VMware virtualization.
• Experience with Active Directory and Group Policy.

Responsibilities

• Provide Windows and Linux patching, hardening, and maintenance.
• Administer VMware infrastructure including lifecycle management.
• Manage Active Directory, Group Policy, and identity integration.
• Support secure, 24x7x365 enterprise environments for classified programs.
• Collaborate with Cyber Security, Networking, and Storage teams.
• Occasional after-hours support and up to 10% travel as required.

Skills

Windows administration

Linux administration

VMware virtualization

Active Directory

Group Policy

Security clearance

Education

University degree

Advanced degree

Tools

VMware ESXi

vCenter

Job description

RTX is seeking a Principal Systems Administrator in Andover, MA (on-site) to support Windows and Linux enterprise environments, design and maintain secure, 24x7x365 infrastructure for classified programs, and collaborate across IT and Security teams.

The role requires a DoD Secret clearance, 5+ years of relevant experience, VMware expertise, Active Directory and policy management, and the ability to work independently in a fast-paced, controlled environment.