Staff Systems Administrator (r4697)

Shield AI Shield AI · Defense · New Delhi, India · Administrative

Staff Systems Administrator responsible for end-to-end ownership of enterprise IT infrastructure in a dedicated operational environment, including on-premises systems, cloud platforms, endpoint environments, and identity services. Requires significant independence in defining priorities, executing improvements, and ensuring operational resilience within a secure, performance-driven environment.

What you'd actually do

  1. Own and operate on-premises and cloud infrastructure, including servers, virtualization, storage, identity platforms, and core enterprise services.
  2. Administer Azure/AWS environments, ensuring availability, performance, monitoring, backup, and disaster recovery readiness.
  3. Maintain secure system configurations, patching, vulnerability remediation, and infrastructure hardening.
  4. Operate effectively within a controlled, security-sensitive environment with segmented systems and defined access boundaries.
  5. Identify risks and independently drive modernization, scalability, and resilience improvements.

Skills

Required

  • Systems administration
  • Enterprise IT operations
  • Infrastructure engineering
  • Windows
  • macOS
  • Linux systems
  • Server administration
  • Virtualization
  • Azure
  • AWS
  • Identity platforms
  • Active Directory
  • Azure AD / Entra ID
  • Networking fundamentals (TCP/IP, DNS, DHCP, VPN, firewall concepts)
  • Endpoint management platforms (Intune, Jamf, or equivalent)
  • Backup solutions
  • Disaster recovery solutions
  • Monitoring solutions
  • Documentation discipline
  • Operational rigor

Nice to have

  • Supporting engineering, R&D, or defense-oriented teams
  • Startup or high-growth environments
  • DevOps tooling (Azure DevOps, GitHub, CI/CD environments)
  • Scripting or automation experience (PowerShell, Bash, Python)
  • Supporting air-gapped or isolated infrastructure environments
  • ITIL knowledge or certifications
  • Relevant industry certifications (Microsoft, AWS, VMware, CompTIA, etc.)

What the JD emphasized

  • highly autonomous
  • technical owner
  • end-to-end infrastructure ownership
  • significant independence
  • defining priorities
  • executing improvements
  • ensuring operational resilience
  • minimal oversight
  • self-starter
  • design, implement, support, and continuously improve infrastructure
  • secure, performance-driven environment
  • hands-on ownership
  • accountable infrastructure lead
  • secure, compliant, scalable, and highly available
  • responsive support
  • 12+ years of experience
  • Demonstrated experience independently owning and operating IT infrastructure in complex environments
  • Strong hands-on expertise
  • Experience managing infrastructure in segmented, regulated, or security-sensitive environments.
  • Proven ability to work with minimal supervision and drive outcomes independently.