Top IT Support & Helpdesk Jobs in San Diego, CA

Run and maintain Zapier's incident program operations: manage incident tooling and on-call systems, build AI-powered automations and dashboards, maintain runbooks and enablement, operate reporting and observability, coordinate cross-functional stakeholders, and drive continuous improvement to keep incident response reliable and scalable.

Provide first-line technical support via phone, email, chat, and ticketing systems; diagnose and resolve hardware, software, networking, and account issues; escalate complex problems, document interactions, maintain KB articles, and collaborate with engineering and QA to improve product performance.

Provide fast, technically sound support for a B2B SaaS CRM via email, chat, and video. Troubleshoot APIs, integrations, and product issues; document bugs; contribute to documentation; advocate customer feedback to Product and Engineering; and help customers implement scalable workflows and best practices.

Lead and develop a team of Technical Support Engineers to manage day-to-day support operations, escalations, SLA adherence, and tooling. Partner with Engineering, Product, and Customer Success to resolve API, integration, SSO/SCIM, and cloud-related issues, improve processes and runbooks, drive metrics-informed improvements, and scale global support coverage and enablement.

Lead and scale internal IT operations including endpoint and identity management, network and vendor management, security and compliance (SOC 2/ISO27001), help desk support, IT policy and budgeting, and build a small IT team. Partner cross-functionally to align tooling, improve efficiency, and execute a 6–12 month IT roadmap.

Provide IT system administration and asset lifecycle support for CNSP: inventory, tracking, disposal, SOP development, RMF support, account/access/token support, VTC and phone systems support, ITPR coordination, and desktop/peripheral troubleshooting for headquarters and subordinate commands.

Provide day-to-day IT support for US-based employees: configure and deploy devices, manage user accounts, troubleshoot Windows and Microsoft 365 issues, handle basic networking and endpoint management, coordinate vendors, maintain IT asset inventory and documentation, support onboarding/offboarding, backups, and small integrations while improving workflows and processes.

Provide Level 1–2 helpdesk support (primarily phone-based) for ~600 users across US and some international sites. Handle 15–20 calls/day: password resets, Outlook/Exchange and Office issues, virus remediation, VPN and connectivity troubleshooting, printer and desktop/laptop support, ticket creation/escalation, occasional desk-side visits, and assist with documentation/training.

Provide Tier 2 IT support including VMware administration, network device management, rack-and-stack, user account administration, troubleshooting, patching, security tasks, monitoring, documentation, and collaboration on IT projects while mentoring junior staff.

Administer and secure Microsoft 365, Entra ID, Intune, Defender, and Azure resources. Manage SaaS onboarding/SSO (SAML/OIDC), provisioning (SCIM), automation with PowerShell, and support DevOps. Provide escalation support, documentation, compliance assistance, and collaborate on security and migration projects in a hybrid environment.