Senior Principal System Administrator
RTX
senior-it-systems-administrator
senior-systems-administrator
senior-system-administrator
senior-infrastructure-administrator
senior-mainframe-system-administrator
senior-technical-application-administrator
senior-systems-operations-architect
windows
linux
networking
vmware
active-directory
firewall
scripting
Job details
- Company
- RTX
- Location
- United States
- Remote
- Yes
- Salary
- $107,500 - $204,500
- Field
- DevOps
- Source
- via Himalayas
Posted
April 15, 2026
Is the job expired?
About this role
Senior Principal System Administrator will utilize knowledge and skills regarding System & Service integration to include, but not limited to, authentication protocols, patch management, network segregation, and vulnerability management. The role requires experience with Windows and/or Linux Server Operating Systems (OS), troubleshooting skills of networking, subnetting, site to site VPNs, and firewalls, and experience configuring servers, workstations, storage arrays. Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Requirements
- Experience with Windows and/or Linux Server Operating Systems (OS)
- Troubleshooting skills of networking, subnetting, site to site VPNs, and firewalls
- Experience configuring servers, workstations, storage arrays
- Experience setting up and manage VMware hosts, clusters, virtual servers, and networking
- Experience managing Windows Active Directory, users, service accounts, groups, computer objects, and policies
- Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification)
- Experience with DFARS, RMF, NIST Cybersecurity Framework
- Experience using Information Technology project lifecycle management processes
- Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods
- Experience supporting engineers in software, simulations, and hardware development
- Experience with Microsoft WSUS, SCCM, and/or Exchange
- Scripting Experience
Benefits
- Medical
- Dental
- Vision
- Life Insurance
- Short-term Disability
- Long-term Disability
- 401(k) match
- Flexible Spending Accounts
- Flexible Work Schedules
- Employee Assistance Program
- Employee Scholar Program
- Parental Leave
- Paid Time Off
- Holidays
Originally posted on Himalayas
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