# Senior Systems Administrator (R5064) at Shieldai

- Company: Shieldai
- Status: Open
- Workplace: On-site
- Location: London
- Level: Senior
- Discipline: DevOps & SRE
- Employment: Full-time
- Posted: 2026-10-25
- Skills: Service Delivery
- Apply: https://jobs.ashbyhq.com/shieldai/8edd37f5-c10a-4c1a-be7d-199f7a8fa5c6

## Description

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 https://shield.ai/. Follow Shield AI on LinkedIn https://www.linkedin.com/company/shield-ai, X https://x.com/shieldaitech, Instagram https://www.instagram.com/shield_ai, and YouTube https://www.youtube.com/@Shield_AI. 

 


JOB DESCRIPTION:

The Senior 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 inv

More Shieldai roles: https://deviantjobs.com/companies/shieldai