Senior IT Systems Administrator: Cloud, Windows & Automation

Kairospower; United States; Remote; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

401(k)

Pre-tax spending benefits

Travel up to 5%

Job summary

Kairospower is seeking an experienced Enterprise Infrastructure Engineer to administer and improve a hybrid environment spanning AWS, SaaS, and on‑prem systems. The role emphasizes identity management, security, automation, and collaboration with business teams and vendors.

You will guide technical decisions, document standards, and participate in changes and deployments, ensuring compliance in a regulated setting.

Qualifications

• Minimum five years of systems, cloud, or site reliability administration experience in a complex enterprise.
• Strong administration experience with Windows Server, Active Directory, Entra ID, Microsoft 365, identity management, and SSO.
• Working knowledge of Linux administration in AWS or hybrid cloud environments.

Responsibilities

• Install, configure, maintain, and optimize infrastructure across AWS, SaaS, and on-prem environments.
• Administer Windows Server, Active Directory, Entra ID, Microsoft 365, DNS, DHCP, file services, and SSO integrations.
• Build and maintain IaC using Terraform, Ansible, CloudFormation, PowerShell, or other tools.
• Monitor availability, performance, and security; troubleshoot cloud, identity, infrastructure, and application issues.
• Maintain security controls, patching, vulnerability remediation, and least privilege access.
• Support enterprise application operations, migrations, and production changes with business teams and vendors.
• Document technical standards and share knowledge with colleagues.

Skills

Technical guidance

Documentation

Change management

Scripting & automation

Education

Bachelor's degree in CS/IT or related field

Tools

Terraform

Ansible

CloudFormation

PowerShell

AWS CLI

Job description

Kairospower is seeking an experienced Enterprise Infrastructure Engineer to administer and improve a hybrid environment spanning AWS, SaaS, and on‑prem systems. The role emphasizes identity management, security, automation, and collaboration with business teams and vendors.

You will guide technical decisions, document standards, and participate in changes and deployments, ensuring compliance in a regulated setting.