Senior Technical Support Engineer - cybersecurity start up

Senior Technical Support EngineerHybrid Tel Aviv Full-time | Cybersecurity Startup | Tier 3+ SupportAbout the Company:A fast-growing, VC-backed cybersecurity startup that is redefining network protection through agentless micro segmentation and identity-based access control is seeking a Senior Technical Support EngineerFounded in 2019 and backed by top global investors, the company now supports customers across six continents—from finance to healthcare—and was recently featured in the Fortune Cyber 60. With a flat, transparent, and non-bureaucratic culture, the team is scaling rapidly across the U.S., Europe, and Israel.About the Role:We’re looking for an experienced Senior Technical Support Engineer to join our global support team—from our offices in Tel Aviv. You’ll be the go-to expert for resolving complex technical issues for enterprise clients, with direct access to R&D and Product teams. This is a high-impact, Tier 3+ role where you’ll play a key part in shaping a world-class support function during a critical growth phase.What You’ll Do:Troubleshoot and resolve advanced (Tier 3+) technical issues for enterprise clientsHandle 90% post-sale and 10% pre-sale support casesWork closely with R&D and Product to resolve platform-level challengesAct as a trusted technical advisor and escalation pointHelp define processes, metrics, and best practices for global supportProvide clear, empathetic, and proactive communication with clientsOperate with autonomy in a fast-paced, startup settingWhat We’re Looking For:Minimum of 6 years of experience in technical support, ideally within SaaS, cybersecurity, or enterprise software environments.Bachelor’s degree in a technical field (e.g., Computer Science, Information Systems) or equivalent practical experience.Proven experience in remote or hybrid work environments with strong self-management capabilities.Operating Systems & Scripting:Proficiency in administering and troubleshooting both Linux and Windows environments.Hands-on experience with Active Directory (AD), Group Policy Objects (GPO), and scripting languages such as PowerShell or Python.Familiarity with Bash scripting is a plus.Networking Knowledge:Strong foundational understanding of networking fundamentals, including:TCP/IP, UDP, DNS, DHCP, HTTP/HTTPS, NAT, VPNs, subnetting, etc.OSI Model troubleshooting and packet flow analysis.Experience using diagnostic tools such as Wireshark, tcpdump, nmap, and similar.Network Devices & Infrastructure:Familiarity with enterprise-grade networking equipment including:Firewalls (e.g., Palo Alto, Cisco ASA, Fortinet)Routers, switches, and load balancersSecurity & Protocols:Knowledge of security protocols and systems, such as:SSL/TLS, IPSec, PKI, and authentication protocols (LDAP, RADIUS, SAML, OAuth)Exposure to SIEM tools, IDS/IPS, endpoint protection, or cloud-based security platforms.Cloud Networking (Preferred but Not Required):Experience with networking concepts in AWS, Azure, or Google Cloud Platform (e.g., VPC configuration, security groups, routing, peering)Why Join Us?Shape the global support team and processes from the ground upWork directly with senior leadership and global teamsFast-paced, zero-bureaucracy, high-ownership cultureCompetitive compensation + equity/stock optionsCareer growth in a scaling, mission-driven company