Top Remote IT Support & Helpdesk Jobs in San Diego, CA

Provide expert technical support for commercial and industrial water treatment systems (UV, ion exchange, filtration, RO). Troubleshoot, manage warranty and logistics inquiries, coordinate field service and startups, interpret wiring diagrams/CAD, use Salesforce for service management, and provide on-call support. Travel ~20%.

Provide Level 2 technical support by administering Linux/Windows servers, virtualization and cloud platforms, managing databases and web servers, configuring hosting control panels (cPanel, Plesk, WHMCS), troubleshooting networking and performance issues, communicating with customers, and improving support processes.

Provide system administration for Windows-based application hosting: support IIS, monitor performance and availability, coordinate security patching, assist deployments, configuration management, and infrastructure modernization in FISMA-regulated federal environments.

Provide tiered inbound support across phone, email, and chat; troubleshoot Tenna software and hardware; manage HelpScout/JIRA tickets; escalate and collaborate with Engineering, Product, QA and Hardware to resolve issues and identify trends; assist Customer Success and ensure correct provisioning and documentation.

Provide expert-level SAP FICO support with emphasis on Controlling (product costing, material ledger), troubleshoot complex production issues, perform root-cause analysis, support SAP PS, collaborate with ABAP and integration teams, deliver fixes and data corrections, and maintain 24x7 SLA-driven global customer support.

Create and maintain customer-facing technical content and courseware for HPE Networking products. Produce concepts, tasks, installation guides, in-product help, video scripts, and course modules. Collaborate with stakeholders and SMEs, analyze specs, learn products hands-on, follow style/process guidelines, and lead small documentation teams.

Customer-facing technical specialist who configures and manages mobile app deployments and recurring releases using Firstup's automated build system. Owns intake, scoping, app configuration, iOS/Android submissions, certificate/provisioning lifecycle, review rejection resolution, and cross-functional coordination to deliver branded apps and quarterly updates.

Administer and support PeopleSoft environments including installation, configuration, upgrades/patching, performance tuning, integrations (Integration Broker, IAM/MFA), ElasticSearch implementation, environment builds, monitoring, troubleshooting, and cross-team coordination to maintain high-availability HRMS systems.

Provide live technical support for Maggie court reporting product: triage and resolve product, hardware, network, and audio issues via tickets, calls, and chats; coordinate escalations to IT and engineering; file bug reports; maintain knowledge base; take on-call shifts for P0 incidents; build runbooks and hardware kits.

Provide advanced remote technical support and act as escalation point for engineers. Troubleshoot Microsoft 365/Teams/Exchange, Entra ID, networking (VPN, DNS, DHCP, firewalls), endpoints, backups, and enterprise applications. Maintain ticket documentation, coordinate vendor escalations, mentor junior staff, and contribute to knowledge base and process improvements while meeting service metrics.