Principal/Sr. Principal Virtualization Systems Administrator

Northrop Grumman

Seeking a Systems Administrator specializing in virtualization technologies at Northrop Grumman. Responsibilities include adhering to security guidelines and managing Windows/Linux systems.

Posted 7/15/2026full-timeBaltimore • Maryland • 🇺🇸 United StatesSenior💰 $98,900 - $148,300 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in managing Windows and Linux Server Operating Systems within a Microsoft Active Directory environment, while adhering to strict Information Systems security guidelines. Proven ability to analyze customer requirements and implement system enhancements effectively.

Highest-signal resume keywords

Active Directory ManagementWindows Server AdministrationLinux Server AdministrationSecurity+ CE CertificationCISSP Certification

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Information Systems SecurityTechnical Process DevelopmentSecurity Audit MaintenanceSystem Enhancement ImplementationUser Account Management

Certifications & Qualifications

Active U.S. Government Secret ClearanceSecurity+ CECISSPCASP

Industry Keywords

Network SupportAdministrative TasksCustomer Requirements Analysis

Tech Stack

Tools & technologies

Linux

About the role

Key responsibilities & impact

Adhere to strict Information Systems security guidelines
Analyze customer requirements to determine hardware and software needs
Create and maintain user and computer accounts in Microsoft Active Directory
Develop and document technical processes
Maintain security audit information
Recommend and implement system enhancements
Support multiple networks and complete administrative tasks

Requirements

What you’ll need

Active U.S. Government Secret level security clearance
Experience managing Windows and/or Linux Server Operating Systems in a Microsoft Active Directory domain architecture
Current Security+ CE, CISSP, CASP, or similar certification
Ability to lift equipment weighing up to 40 pounds, unassisted
Associate's degree with 7 years relevant experience, or Bachelor's degree with 5 years relevant experience, or Master's degree with 3 years relevant experience, or High School diploma with 9 years relevant experience

Benefits

Comp & perks

Health insurance coverage
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business
Flexible work arrangements
Learning opportunities
Access to a wide variety of projects and customers
Friendly team environment