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# Sr. Principal Systems Administrator

- **Company:** Northrop Grumman
- **Location:** United States
- **Experience:** Expert
- **Salary:** $105,800.0 - $158,600.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Excel, Data Analysis, Cloud Engineering, CompTIA Security+, Cyber Security, Extract Transform Load (ETL), Microsoft Office, Microsoft Visio, Microsoft PowerPoint, SAP (Applications), Service Pack, Systems Integration, SC Clearance, Information Technology
- **Published:** May 24, 2026
- **Apply:** https://www.juju.com/job/00000000g299j6

## About the Role

+ Bachelor's Degree and 8 years of experience, or Master's Degree and 6 years of experience; PhD and 4 years of experience in Information Technology/Systems, Cybersecurity/Information Security, Network/System Administration, Computer/ Data Science/Analytics, or Computer/Software/Electrical Engineering;

 + Ability to be granted and maintain a DoD SECRET clearance. May be required to attain TOP SECRET clearance in the future.

 + The ability to obtain Special Access Programs (SAP) within a period of time as determined by program and/or customer requirements, as a condition of continued employment.

 + Current CompTIA Security Plus (or higher) certification.

 + Experience with STIG compliance.

 + Experience with Microsoft Office, Visio, Project, PowerPoint, and Excel.

 + Ability to lift equipment weighing up to 40 pounds.

 + Ability to work after hours and weekends as needed.

Preferred Qualifications:

 + Experience with remote cloud architecture.

 + Experience working in an Air Force flightline environment

 + Experience working with Air Force flight communications systems

 + Active DoD SECRET or TOP SECRET clearance.

 + Active Specific Special Access Program access

## Description

+ Provide real time support for B-21 Ground Systems multi-user computer systems supporting flight operations and maintenance.

 + Account for, control, and deploy equipment.

 + Configure user, administrator, and service accounts.

 + Work with partners to resolve technical and data movement issues between Ground Systems and external systems.

 + Perform field integration, troubleshooting, and repair of communications systems in military flight operations environment, including operations on flightline, in a hangar, and in command-and-control centers.

 + Adherence to checklists and procedures to ensure repeated success and providing redlines to procedures when necessary.

 + Work with a team to provide on-site end user systems administration support 24 hours, 5 days a week.

 + Provide systems administration support through updates, configurations, security patches, drawings, and feedback to the Responsible Engineers (REs).

 + Communicate complex technical issues to local support, Main Operation Bases (MOBs), and Responsible Engineers (REs).

 + Assist with trend analysis as needed for Responsible Engineers (REs).

 + Perform/support review and analysis of supplier design data and definition of functional test requirements including acceptance, qualification, and system integration.

 + Take responsibility for the testing, maintenance, and integration of communication systems equipment required to support ground and flight operations.

 + Work with system admins, maintainers, and onsite personnel to troubleshoot and repair any internal operational issues.


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