Help Desk & Systems Administrator - IT & Security Ops

Sigmatech seeks a skilled Help Desk System Administrator to support the National Security Space Institute (NSSI) by ensuring reliable IT operations across desktops, servers, networks, audiovisual systems, and enterprise applications. The role encompasses system administration, cybersecurity best practices, and end-user support in a dynamic training environment. On-site duties at NSSI include after-hours support as needed and collaboration with cybersecurity personnel.