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

Serve as the onsite Phoenix IT lead providing white-glove support to executives and employees across macOS/Windows/mobile. Own onboarding, asset lifecycle, local network monitoring and troubleshooting, Zoom/Teams Rooms and AV readiness, vendor liaison, documentation, mentorship, and site-level project execution in partnership with global IT, Network, and Workplace teams.

Provide advanced technical escalation support for Samsara's SaaS and hardware products. Lead deep-rooted investigations using logs, diagnostics, and API/JSON analysis; coordinate with Engineering, Product, and Customer Success; mentor support teams; document post-mortems; and participate in incident management and on-call rotations to resolve high-impact customer issues.

Lead and execute remote technical implementations for dental practices from signing through go-live. Configure PMS integrations, set up remote access and network configurations, manage AWS-hosted Windows VMs/ETL, handle support volume, liaise with MSPs, and improve onboarding processes and automation while partnering with cross-functional teams.

Provide first-line remote and on-site technology support for employees and contractors, troubleshoot hardware/software issues, use help-desk tools, escalate to higher-level teams, and ensure customer-focused resolution following PNC policies.

Provide application support and troubleshooting, optimize operational processes, liaise between business and IT, analyze performance and reporting, and implement improvements to ensure operational effectiveness and reduced downtime.

Provide Tier 1 IT support, manage employee onboarding/offboarding and hardware lifecycle, maintain IT documentation and knowledge base, assist with access reviews and legal hold processes, support Jira administration, handle IT procurement/expenses, and communicate IT changes to users.

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.

Designs, implements, maintains, and troubleshoots server infrastructure and applications. Manages virtualization, backups, disaster recovery, licensing, monitoring, and security per NIST/ITIL. Provides escalated support, mentors junior staff, documents processes, and reports project status. Onsite in Phoenix with on-call responsibilities.

Provide on-site advanced IT support: diagnose and resolve complex hardware, software, network and server issues; use remote access tools; manage escalated tickets; perform basic system administration (user accounts, permissions, patching); monitor system performance; document solutions and escalate when needed while delivering strong user communication and customer service.

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.