Senior System Administrator

Job Description:Role: Senior Systems AdministrationWorking Hours: 3 PM to 12 AM

Position Requirement:Infrastructure & Systems AdministrationExperience across the complete infrastructure stack: network, security, storage, hardware, and OS layersExpertise with Windows Server administration, configuration, upgrades, and lifecycle managementDeep expertise in PowerShell scripting for automation, provisioning, reporting, and systems managementExpertise in DNS and DHCP administration, including Windows Server DNS roles, zone management, conditional forwarding, split-brain DNS, and DNSSECExperience with enterprise backup tools including NetApp; building DR environments and failover plansProficiency with virtualization platforms: VMware and/or Hyper-VExperience managing and maintaining security patches across server and application estatesExperience migrating data across cloud, hybrid, and on-premises environmentsAbility to plan, organize, and document complex system maintenance activities; configure systems consistent with institutional policies and proceduresComfortable with on-call schedules and response to critical alerts in a timely mannerCloud & Productivity PlatformsExperience with Google Workspace administration (user lifecycle, OU management, GAM scripting)Experience with Google Cloud Platform (GCP) infrastructure and servicesExperience with Microsoft Office 365 administration including licensing, Exchange Online, and complianceExperience with Microsoft Azure including Entra ID (formerly Azure AD), Conditional Access, PIM, and Azure resource managementFamiliarity with setting up and configuring applications with Azure SSO or Google SSO (SAML, OIDC, OAuth 2.0)AI Systems Engineering & OperationsHands-on experience deploying, configuring, and administering large language model (LLM) platforms including Anthropic Claude (claude.ai, Claude API, Claude Code) and Google Gemini across enterprise environmentsExperience architecting and administering MCP (Model Context Protocol) server infrastructure: deploying MCP server instances, configuring tool registries, managing connector ecosystems (Airtable, Atlassian, Google Drive, Gmail, and others), and integrating MCP servers with enterprise identity and access controlsSecurity & ComplianceKnowledge of applicable data privacy practices, laws, and regulations (HIPAA, SOC 2, GDPR fundamentals)Experience with identity and access management (IAM) tooling: Entra ID, Active Directory, SAML/OIDC federation, MFA enforcement, and privileged access managementFamiliarity with network security concepts including firewall policy, VPN administration, WAF configuration, and zero-trust network access modelsExperience with endpoint management using Microsoft Intune or comparable MDM solutions