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Job #: R-00015980
Location: Greenbelt, MD
Category: Systems Administration
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance Required: Public Trust
Referral Eligibility: Ineligible
Group: Civil


Job Requisition:

Senior Systems Administrator (MSFC, JSC, GSFC)

Job Description:

More About the Role:
Leidos has openings for Lead Systems Administrators to support the NASA End-user Services & Technologies (NEST) program. NEST is an IT Services program providing the end user computing needs to NASA. The program provides a range of IT services: On premises and cloud-based Windows and Linux server support, Windows, macOS and Linux desk side support and workstation engineering, managed print services, Active Directory services and Microsoft Exchange support. The individual selected for this position will be a member of the Operations team and will be assigned to work full time at a customer site in one of the NASA locations (e.g., Goddard Space Flight Center (GSFC), Marshall Space Flight Center (MSFC), Johnson Space Center (JSC), etc.). The individual will be Systems Administrator and manage, operate and maintain servers and clients and related services in a combination of on-premises and cloud-based configurations.

This position requires rotating on call support.

What You'll Get to Do:
• Be a part of the team that leads the management of the NEST Linux and Windows environment. This will include servers and clients. It will also include virtual machines hosted on Windows clients.
• Work in a rapid paced environment.
• Help create a consistent operating environment to support the smooth operation of a multi-user computer systems, including coordination with other administrators, customers, engineers, and support engineers/Service Desk; Create a management solution to support servers in both on-premises and cloud-based environments.
• Set up administrator and service accounts, install system wide software.
• Create, maintain, and implement detailed documentation and maintain standard operating procedures for software upgrades, patching, etc.
• Help define and apply security settings and other commercial security best practices.
• Provide support on a M-F business hours schedule.

You'll Bring Many of These Qualifications:
- Requires BS degree and 8–12 years of prior relevant experience or Masters with 6–10 years of prior relevant experience.
• Excellent understanding of RedHat Enterprise Linux (RHEL) and the other Linux variants (e.g., SuSe, Debian, CentOS. etc.), 

• Excellent understanding of Windows Servers in design, configuration and the administration of Windows 2008r2, 2012 and 2016.
• Experience with SCCM, SCOM, BigFix, RPM, and Yum.
• Remote Desktop Services (Login and ssh), including Citrix, experience.
• Understanding of backup tools (e.g., NetBackup, Windows Backup).
• Understanding of anti-virus/anti-malware tools (e.g., McAfee, Symantec, Windows Defender).
• Linux Group administration experience.
• Good knowledge of Windows systems especially VMware workstation hosting solutions.
• System (hardware) and application (software) installation and configuration.
• Experience in managing Linux  multi-platform environments - Linux, Windows, macOS.

• PowerShell Script design and coding experience
• Experience managing Active Directory/ADFS and DFS PIV authentication
• Knowledge of certificate management (e.g., Certificate Authorities)
• Active Directory and GPO administration experience is required.
• Experience with system monitoring using installed tools as well as external tools (e.g., SCOM, SolarWinds, EM7, etc.)
• MCSE certification
• Good understanding of storage technologies (e.g., NetApp, EMC) and how these technologies fit into the Windows environment
• Exposure to SQL and Oracle and database concepts and installations
• ITSM knowledge and experience, particularly with ServiceNow
• Good written and verbal communications skills.
• Ability to multitask and function in a fast-paced environment.

• Experience leading a small team.

These Qualifications Would be Nice to Have:
Experience in managing Linux is cloud-based environments - Azure/AWS.

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Public Trust


Yes, 10% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Systems Administration



Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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