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Job #: R-00010230-OTHLOC-PL-2D1253
Location: Houston, TX
Category: SCA Computer Operations
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Public Trust
Referral Eligibility: Ineligible
Group: Civil


Job Requisition:

macOS Systems Administrator

Job Description:

Job Description

Leidos has an opening for a macOS Systems Administrator 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., Marshall Space Flight Center (MSFC), Johnson Space Center (JSC), etc.). The individual will be a macOS Systems Administrator and will support the infrastructure to  manage a macOS environment.

This position requires rotating on call support.

Primary Responsibilities: 

• Lead the management of the macOS NEST environment.  It will also require hosting Windows and Linux virtual machines on macOS.
• Work in a rapid paced environment
• Help create a consistent macOS 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;
• Set up administrator and service accounts, install system wide software.
• Establish an anti-virus solution; Provide a client backup solution.
• 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

Basic Qualifications and Typical Education: 

• Bachelor's degree and 2 years' experience or equivalent years of experience. • Excellent  understanding of macOS and it hardware configurations.
• Experience with Casper/Jamf
• Remote Desktop Services (Login and ssh), including Citrix, experience
• Understanding of backup tools (e.g., NetBackup)
• Understanding of anti-virus/anti-malware tools (e.g., McAfee, Symantec ).
• Shell (e.g., bash, ksh) scripting experience
•  Group administration experience
• Good knowledge of Windows and Linux especially VMware Fusion hosting solutions.
• macOS system (hardware) and application (software) installation and configuration experience required
• System monitoring using installed tools as well as external tools (e.g., Solarwinds) experience
• Experience in managing macOS  multi-platform environments - Linux, Windows, macOS.
• Good written and verbal communications skills

• Experience with an ITSM system; ServiceNow preferred.

Preferred Qualifications:

• Experience in managing macOS is cloud-based environments - Azure/AWS.

This position requires the ability to obtain a Public Trust clearance. Per the contract, U.S. Citizenship is required.

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

ADP1 / IT2



Scheduled Weekly Hours:




Requisition Category:


Job Family:

SCA Computer Operations



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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