Senior System Administrator – Windows Server & Active Directory

JMA is restoring U.S. leadership in wireless technology at a critical time in the transition to 5G. It makes the world’s most advanced software-based 5G platform, designed, coded, and manufactured in Syracuse, NY at the only U.S.-owned 5G factory in the country.
 
Across its global tech centers, JMA makes 5G possible for organizations with the most critical connectivity demands in the world. JMA’s technology is ushering in a new era of connectivity for leading mobile carriers, the most iconic stadiums, major universities, leading healthcare centers, the busiest transit centers, and the U.S. Military.
 
5G is more than another G on your phone — it is a generational opportunity to change the way the world operates. Join the industry’s fastest growing technology company to shape that future today.

We are seeking an experienced Senior Systems Administrator  to manage and maintain our core enterprise infrastructure. 
 
The Senior System Administrator is the organization’s technical lead for Windows Server and Active Directory infrastructure, with strong supporting ownership of Microsoft 365 (Office 365) and VMware virtualization. This is a senior individual-contributor role that combines deep hands-on administration with architecture, standards-setting, and mentorship. The Senior System Administrator designs and operates a secure, resilient, and well-governed environment — leading complex projects and migrations, defining operational best practices, and serving as the highest level of escalation for infrastructure and identity. The ideal candidate is a seasoned, security-minded engineer who can both go deep technically and raise the capability of the wider team.