exchange jobs in San Diego

SAIC seeks an experienced Sr Systems Administrator to manage Windows and Linux servers, Azure cloud services, M365, and on-premises infrastructure for a public sector client. The role requires hands-on administration of IaaS/PaaS services, Active Directory, Exchange, VMware, backup/recovery, and security—with 24/7 on-call rotation support.…See more The ideal candidate will have 5+ years of server administration experience, strong troubleshooting skills, and certifications in Azure or Windows Server administration.

This is a senior-level IT support role handling escalated complex technical issues across remote and onsite client environments. The Client Engineer will troubleshoot and resolve infrastructure-layer problems spanning M365 administration (Exchange, SharePoint, Teams, Entra ID), macOS support, networking (DNS, DHCP, VPN, firewalls), and generative AI platforms, while traveling to client sites in the metro area as needed.…See more The role requires strong technical depth, independent judgment, excellent client-facing communication skills, and the ability to quickly assess scope and determine whether issues require remote or onsite resolution. A valid driver's license and comfort working in ambiguous situations across both remote and field settings are essential.