Provides post-sales technical support for Nozomi Networks’ OT and IoT cybersecurity products. Responsibilities include troubleshooting, customer consultation, infrastructure deployment and optimization, issue replication, knowledge-base development, and collaboration with Product and Engineering teams. The role requires expertise in Unix, FreeBSD, networking, security appliances, virtualization, scripting, APIs, PostgreSQL, IDS, and information security, with occasional weekend on-call coverage.