Senior Systems Administrator

Founded in 2015, 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 and V‑BAT and X‑BAT aircraft. 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 Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description The Systems Administrator is responsible for supporting, securing, and optimizing enterprise IT operations. This includes end‑user system support, infrastructure maintenance, IT asset lifecycle management, and leadership of junior team members. The ideal candidate brings strong technical expertise, organizational discipline, and a collaborative mindset to support a modern, scalable, and secure IT environment. What you’ll do Provide hands‑on desktop, server, and systems administration support for Windows and Linux environments. Install, configure, and troubleshoot hardware and software issues across end‑user devices and server systems. Administer user accounts, access control, and group policies using Active Directory and Azure AD. Manage IT assets throughout their lifecycle: procurement, deployment, support, and decommissioning. Ensure proper inventory control, software licensing compliance, and asset tracking using IT asset management tools. Generate reports on hardware/software usage, compliance, and asset depreciation for internal and audit needs. Lead and mentor junior administrators and support staff; contribute to technical documentation and team training. Participate in on‑call rotation and perform maintenance activities outside business hours as required. Collaborate with infrastructure, network, and security teams to support enterprise IT operations and incident response. Required qualifications 3+ years of experience in systems administration or enterprise desktop support roles. Strong proficiency in Windows and Linux operating systems. Experience with Active Directory, Azure AD, and identity/access management tools. Knowledge of networking fundamentals (TCP/IP, DNS, DHCP) and endpoint security practices. Familiarity with IT asset management platforms (e.g., SNIPE, JSM, JIRA). Ability to participate in an on‑call rotation and off‑hours maintenance windows. Strong documentation, troubleshooting, and customer service skills. Excellent communication and collaboration across technical and non‑technical teams. Preferred qualifications 5+ years of IT experience, with at least 2 years in a senior or mentoring capacity. Experience with Microsoft Endpoint Manager (Intune), JAMF, and scripting in PowerShell. Working knowledge of ITIL practices related to change, incident, and asset management. Previous experience in asset lifecycle planning and procurement strategy. Experience supporting remote and hybrid work environments. Industry certifications (e.g., CompTIA, Microsoft, ITIL, Cisco) are a plus. Compensation and Benefits $97,000 - $140,000 a year. Full‑time regular employee offer package: Pay within range listed + Bonus + Benefits + Equity. Temporary employee offer package: Pay within range listed above + temporary benefits package (applicable after 60 days of employment). Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part‑time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information. Equal Opportunity Employer Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know. Hiring Process We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. #J-18808-Ljbffr