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Windows/Linux Systems Administrator

Northrop Grumman Enterprise Services is seeking a well-qualified Windows/Linux Systems Administrator to join its dynamic team of technical professionals in the Linthicum, MD area. Roles and responsibilities will include:


Perform primarily as a Windows System Administrator for a classified government contract.
Perform Linux System Administrator duties as well for a classified government contract.
Manage and maintain secure, minimally-interrupted operations of Windows servers and workstations.
Support bare-metal (physical) as well as virtual BackOffice & workplace machines.
Install, harden, and patch Windows & Linux operating systems.
Develop and document technical procedures.
Partition disks, create physical & logical volumes, and create file systems.
Read, modify, and create shell script and scripts in various other languages.
Understand basic LDAP and DNS concepts; be able to query these services to troubleshoot issues in Windows environment.
Learn new technologies on own and work effectively independent of others, while still coordinating actions as required.
Install and configure COTS software; perform configuration and maintenance in a Windows environment.
Interact with and successfully use boards-of-approval to maintain required security controls and configuration mgmt.
Perform technical research on Information Technology topics, as requested; produce presentations and recommendations.
Occasional travel to customer or other Northrop Grumman sites to troubleshoot, test, and deploy computer systems.
Coordinate actions with peer administrators, security teams, software teams, and hardware design engineers.


This requisition may be filled at a higher grade based on qualifications listed below.


ESCSO
ESBALTIMORE

This requisition may be filled at either a level 2 or a level 3.


Basic Qualifications for a Level 2:


Bachelor's degree and 2 years of related experience; an additional 4 years of experience may be considered in lieu of a degree.
Current Security+ CE, CISSP, CASP, or similar certification or ability to obtain within 6 months of hire.
US citizenship is required.
Active Secret clearance.
Ability to maintain an active clearance.
Ability to be cleared to special access programs.
Ability to lift equipment weighing up to 40 pounds.
Ability to work after hours and weekends as needed.
Previous IT related experience.


Basic Qualifications for a Level 3:


Bachelor's degree and 5 years of related experience; an additional 4 years of experience may be considered in lieu of a degree.
Current Security+ CE, CISSP, CASP, or similar certification or ability to obtain within 6 months of hire.
US citizenship is required.
Active Secret clearance.
Ability to maintain an active clearance.
Ability to be cleared to special access programs.
Ability to lift equipment weighing up to 40 pounds.
Ability to work after hours and weekends as needed.
Previous IT related experience.


Preferred Qualifications:


Experience administering systems in NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG governed programs.
DoD 8570 Certification in a primary OS (Windows, Linux, Cisco).
Experience administering Windows Server 2012/2016 & Windows 10 clients.
Experience managing Windows client/server domains/forests, including DNS, DHCP, and certificates (CA).
Experience managing Active Directory components & Group Policy Objects (GPOs).
Microsoft Certified Systems Administrator / Engineer certification(s).
Experience managing Redhat Linux server environment.
Redhat System Administration certification(s).
Implementation, configuration, and/or administration of Redhat Satellite Server (v5 and/or v6).
Experience building custom "RPM" software packages for Redhat platforms.
Experience with NAS storage device (preferably NetApp) administration (ONTAP 8.x or higher ; CDOT).
Solid understanding of remediating security vulnerabilities; harden Windows and/or Redhat systems per RMF and STIGs.
VMware and ESXi (6.x or higher) configuration and management experience.
Experience with host-based firewall implementations and configuration (Redhat iptables).
Solid writing skills and use of Wiki pages and Sharepoint sites for documentation.
Currently active Top Secret/SCI clearance.


Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.





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