Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI’s technology actively supports operations worldwide. For more information, visit www.shield.ai . Follow Shield AI on LinkedIn , X , Instagram , and YouTube . Job Description The Associate Systems Administrator provides day-to-day enterprise end-user IT support, systems administration, infrastructure maintenance, and asset lifecycle support. This role is responsible for helping maintain a secure, reliable, and efficient IT environment by delivering white-glove technical support to employees, with particular focus on executive users, executive assistants, board-facing support needs, and visiting leaders. The ideal candidate combines solid technical troubleshooting skills, sound judgment within established processes, and a customer-focused approach, and operates effectively in a fast-paced enterprise environment. What you'll do: * Deliver excellent customer service while supporting employees across multiple locations. * Provide day-to-day technical support for endpoint and user systems across Windows, macOS, and Linux environments. * Install, configure, maintain, and troubleshoot hardware, software, mobile devices, and peripheral equipment for end users. * Support conference room, collaboration, and meeting technology for executive meetings, leadership reviews, and other high-visibility events. * Administer user accounts, permissions, and access controls through Active Directory and Azure AD in accordance with established security and compliance requirements. * Support endpoint management and security controls to maintain a secure and compliant computing environment. * Perform local IT asset lifecycle activities, including device provisioning, deployment, inventory tracking, maintenance, refresh coordination, and secure decommissioning. * Maintain accurate asset records and software licensing information using IT service management and asset management tools. * Respond to and resolve service requests and technical incidents in a timely manner, escalating more complex issues through established support paths. * Create and maintain technical documentation, standard operating procedures, and knowledge base content. * Collaborate with infrastructure, network, and security teams to support enterprise IT operations and coordinated issue resolution. * Participate in planned maintenance activities and support occasional after-hours or on-call responsibilities as required. Required Qualifications: * 1–3 years of experience in enterprise desktop support, IT support, or junior systems administration. * Experience supporting Windows and macOS operating systems; exposure to Linux is a plus. * Basic experience administering Active Directory, Microsoft Entra ID (Azure AD), or similar identity management platforms. * Understanding of networking fundamentals including TCP/IP, DNS, DHCP, and VPN connectivity. * Familiarity with endpoint management tools such as Microsoft Intune, JAMF, or similar platforms. * Strong troubleshooting, organizational, and documentation skills. * Excellent verbal and written communication skills with a customer-first mindset. * Ability to prioritize multiple requests in a fast-paced environment. Preferred Qualifications: * Associate's or Bachelor's degree in Information Technology, Computer Science, or related field, or equivalent experience. * Experience with ticketing systems such as Jira Service Management, ServiceNow, or similar. * Familiarity with IT asset management platforms such as Snipe-IT. * Basic scripting experience with PowerShell or Bash. * Exposure to virtualization, Microsoft 365 administration, or cloud technologies. * CompTIA A+, Network+, Security+, Microsoft, or other relevant certifications.