Top IT Support & Helpdesk Jobs in Phoenix – Mesa – Scottsdale, AZ

Provide remote Level II technical support for clients via tickets, chat, and phone. Troubleshoot server and workstation issues, assist and guide Level I technicians, update knowledgebase articles, follow escalation procedures, meet service goals, and maintain professional communication and documentation.

Provide second-tier technical support and system administration across Windows, macOS, Linux, and mobile devices. Troubleshoot complex issues, manage user accounts, monitor systems, document procedures, mentor junior staff, and participate in IT projects, deployments, and maintenance to ensure performance and security.

Install, configure, and troubleshoot Nextiva CCTV application, Windows servers, and client/server hardware. Perform Nextiva 6.4 upgrades and new installs, build Windows servers via HP iLO, integrate Active Directory, and support international operations with flexible hours. Communicate with stakeholders and work in small agile teams.

Provide Tiered technical support and troubleshooting for carrier and customer VoIP platforms. Perform Operational Readiness Testing on routers, load balancers and SBCs, ensure connectivity/configuration/alarming, support NRC and Fault Management teams, perform PBX engineering (Avaya) and project Day‑1 support, maintain inventories and firmware/software lifecycles, support sales and LCM teams, and assist break/fix and client communications.

Administer and update the Planview application and databases, implement integrations, diagnose and resolve database and web errors, create and maintain documentation and migration/test plans, work with project management to document business processes, support and train users, and recommend/implement application changes.

Provide real-time technical support via live chat and inbound/outbound calls: troubleshoot product issues, document interactions in CRM, escalate when needed, meet KPIs, and collaborate with cross-functional teams.

Remote IT Manager responsible for analyzing, upgrading, and administering IT systems (networks, servers, email, backups), evaluating vendors and technologies, managing projects, tracking inventory, training staff, and providing technical support to improve operational efficiency.

Provide hands-on IT support for manufacturing and corporate environments: troubleshoot production/test stations, maintain Windows and Linux systems, manage virtualization (VMware/Hyper-V/Azure), networks, monitoring, backups, and automation (PowerShell/Bash). Create documentation and training, work with DB/network/process-control teams, and improve processes through data-driven analysis and quality/safety practices.

Provide frontline technical support for clinicians using Ambience's AI documentation platform via Intercom, email, and PagerDuty. Diagnose and resolve complex EHR integration and user configuration issues, create and maintain Notion/Intercom knowledge resources, escalate trends to Product/Engineering/CS teams, and contribute to CSAT/FCR reporting and on-call rotations.

Implement, configure, and support client networking and systems for an MSP environment. Provide level-2 technical support, troubleshoot hardware/software (Mac and Windows), manage backups, EDR remediation, RMM tasks, and update client documentation. Participate in projects, maintain certifications, meet KPIs (MTTR, CSAT, utilization, SLA), and perform occasional onsite work and after-hours support.

Provide escalation support for messaging and mobile environments: triage, investigate, and resolve user issues via email/phone/ITSM; coordinate with attorneys, vendors, Architecture, and Security teams; execute and document production changes; drive platform improvements and maintain email/mobile security.