Senior IT Support Engineer, Site Lead

About the role

At Justworks, you'll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people. We're helping businesses get off the ground by enabling them to focus on running their business. We solve HR issues. We're data-driven and never stop iterating. If you'd like to work in a supportive, entrepreneurial environment, are interested in building something meaningful and having fun while doing it, we'd love to hear from you. We're united by shared goals and shared motivations at Justworks. These are best summed up in our company values, which are reflected in our product and in our team. Our Values If this sounds like you, you'll fit right in.

Responsibilities

• IT Support (Primary)
• Onboarding Experience: Run and support new hire orientations for Phoenix and assist with orientations at other sites as needed. Own the Phoenix onboarding experience end-to-end, ensuring new Justworkers have a smooth, polished first day.
• Asset Lifecycle: Support the full asset lifecycle - procurement, onboarding deployments, decommissioning, and inventory audits - in partnership with the global IT team.
• Cross-Team Collaboration: Partner with global IT, People, Workplace, and Security teams on initiatives that touch the employee experience - onboarding, offboarding, access reviews, and new tool rollouts. Represent the Phoenix site's needs and operational realities in cross-functional discussions.
• Mentorship & Team Development: Mentor peers on the IT Support team under the direction of the IT Support Manager. Share learnings from the field, act as a senior technical resource across the IT organization, and help raise the bar on technical excellence and customer experience.
• Partner with Workplace: Collaborate with the Workplace team to keep the physical IT environment (cabling, server room, workstations) in good working order.
• Network Support
• Maintain & Monitor: Proactively monitor local network health (Wi-Fi, LAN, and wired connectivity) and serve as the first point of contact for office-level connectivity issues. Escalate to the global Network team with clear, documented observations.
• Smart Hands: Act as the onsite technical resource for the global Network Engineering team - executing physical tasks such as patching, cable management, and gear staging within the IDF/MDF under remote guidance.
• Connectivity Oversight: Troubleshoot and resolve end-user network issues (Wi-Fi drops, port-level connectivity, VPN) and manage local ISP-related escalations before engaging global teams.
• AV & Event Support
• Room Readiness: Perform daily walkthroughs of all conference and collaboration spaces, ensuring Zoom Rooms, displays, cameras, and audio are fully operational before the business day begins.
• Meeting & Event Support: Provide hands-on AV support for onsite meetings, town halls, and Phoenix-based All Hands events - managing basic audio, display routing, and Zoom session health.
• AV Liai

Requirements

• You're a seasoned IT support professional who pairs white-glove customer support with the technical depth to solve complex problems independently in a fast-paced environment. You bring sound judgment, professionalism, and the ability to navigate ambiguity without close oversight.
• Your Success Profile

Benefits

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