Senior IT Systems Administrator

Chordline Health is seeking a highly skilled Senior IT Systems Administrator to manage and support cloud infrastructure, enterprise applications, identity management systems, networking environments, security monitoring platforms, and internal IT operations. This role serves as the primary escalation point for advanced IT issues and maintains AWS environments, Azure/Entra identity integrations, networking, security, compliance activities, and critical business systems. Core Responsibilities Cloud Infrastructure Administration, Systems Administration, Identity and Access Management, Networking Administration, Security & Compliance Operations, Enterprise Application Administration, and Production Support. Cloud Infrastructure Administration Administer AWS accounts and environments Manage AWS Organizations Monitor cloud infrastructure Provision resources Perform maintenance and upgrades Support cost optimization Support production and non-production environments EC2, ECS, RDS, Transfer Family, Systems Manager, ACM, GuardDuty, FSx, VPC Systems Administration Manage Windows systems Server maintenance and patching Storage and access control administration Infrastructure upgrades Application environment management Identity and Access Management Microsoft Entra ID administration SSO integrations User provisioning GitHub identity integrations Privileged access management Password vault administration Networking Administration Site-to-Site VPNs Point-to-Site VPNs VPC Peering Firewa