Tier 2 IT Support Specialist – Endpoint & Security

Quantum Space; Hawthorne (CA); On-site; USD 62,000 - 88,000; Full time

Benefits offered by this job

Equity participation

Medical, dental, vision

Generous leave

HSA

401(k) matching

Job summary

Quantum Space is seeking a Tier 2 IT Helpdesk Technician to provide second-level support, troubleshoot escalated issues, and assist with IT and infrastructure initiatives across the organization. The role supports workstations, accounts, patching, and endpoint management on Windows, macOS, and Linux endpoints.

You will help with basic networking, log analysis, documentation, and cybersecurity tasks while collaborating with engineers to ensure reliable IT operations for Quantum Space teams.

Qualifications

• Strong understanding of Windows and macOS systems.
• Experience supporting ticketing platforms such as Jira Service Management, ServiceNow, Zendesk, or similar tools.
• Ability to analyze logs and diagnostic output to identify and resolve issues.
• Understanding of basic networking concepts, including DNS, DHCP, VLANs, routing, switching, and VPNs.
• Experience troubleshooting Microsoft 365, Azure AD, Exchange Online, and general SaaS applications.
• Ability to create or update technical documentation, including runbooks and procedures.
• Strong communication skills and an ability to support users of varying technical expertise.
• 2–4 years of prior experience supporting escalated issues or working in a Tier 2 capacity.
• Ability to hold and maintain a security clearance.

Responsibilities

• Resolve tickets escalated from our Service Desk across OS, application, hardware, and network issues.
• Provide hands-on technical support for workstations, laptops, mobile devices, and peripherals.
• Assist with account provisioning, deprovisioning, access permissions, and identity management.
• Support patching, updates, and configuration changes across Windows, macOS, and Linux endpoints.
• Perform advanced troubleshooting through log review, diagnostics, and root-cause analysis.
• Support software deployments, endpoint management, and system configuration rollouts.
• Maintain asset records, participate in hardware lifecycle processes, and coordinate with vendors.
• Assist with basic networking tasks, including VLAN changes, Wi‑Fi troubleshooting, and connectivity issues.
• Support cybersecurity initiatives, including secure configuration enforcement and incident response tasks under guidance.
• Collaborate with engineering and IT programs to support tooling and technical projects.

Skills

Windows OS

macOS

Log Analysis

Networking Basics

Microsoft 365

Azure AD

Exchange Online

Documentation

Communication

Security Clearance

Tools

Jira Service Management

ServiceNow

Zendesk

Job description

Quantum Space is seeking a Tier 2 IT Helpdesk Technician to provide second-level support, troubleshoot escalated issues, and assist with IT and infrastructure initiatives across the organization. The role supports workstations, accounts, patching, and endpoint management on Windows, macOS, and Linux endpoints.

You will help with basic networking, log analysis, documentation, and cybersecurity tasks while collaborating with engineers to ensure reliable IT operations for Quantum Space teams.