Windows System Administrator [2021-141]


Infinity is a small business with extensive experience supporting aerospace and defense systems. Make a positive impact and join our Infinity Systems Engineering team who thrive on innovative ideas and meeting challenges for success.

Infinity, an exceptional and growing small business, is looking for experienced (3+ years), certified, and cleared full-time Windows Systems Administrators in the California Bay-Area for MILSATCOM system development and sustainment support in Sunnyvale.

Summary of Responsibilities:

The sustainment team needs your experience and skills maintaining and sustaining this vital satellite communications mission and the ground systems that support it. You will perform all of the typical duties and tasks involved with the administration of IT systems, such as installs, patching, configuring, performing backups, user management, and security compliance.

• Performing administration and maintenance of Windows Servers and Workstations, and related systems, including installations and updates

• Enforcing and configuring security and RMF policies and processes

• Configuring and deploying VMWare servers and virtual machines

• Providing friendly and helpful user support by debugging and resolving end user system problems

• Participating in the configuration management of the various program systems

• Configuring systems for deployment in a DoD Secret environment

• Maintaining your DoD 8570 certification (Sec+ or equivalent) through continuing education

• Managing/supporting software licensing and procurement

• Supporting critical mission needs, possibly outside of normal business hours


• Administering complex IT systems, Windows workstations and servers, & networking

• Having and maintaining current DoD 8570 certification, Security+ level or better

• Understanding and implementing RMF (Risk Management Framework)

• Implementing virtualization, in particular VMWare-based systems

• Having schedule flexibility to support occasional shifts outside of normal business hours

• Experience with DoD Secret systems and environments

• Knowledge of software licensing and procurement practices

• Knowledge and experience with software configuration management processes, practices, and tools

• Windows 7-10, Windows Server 2008-2019, WSUS

• Understanding the military’s satellite communications missions and operations desired

Bachelors or equivalent experience


Sunnyvale, CA


September 2021

$100K to $135K

U.S. Citizenship is required.
EOE race/color/sex/sexual orientation/gender identity/disability/vet

To learn more about our benefits, please visit: Infinity Careers