Hybrid Cloud IT Systems Administrator

Kairos Power; Alameda (CA); On-site; USD 109,000 - 128,000; Full time

Benefits offered by this job

Medical, dental and vision benefits

Paid Vacation

401(k) and commuter benefits

Job summary

Kairos Power seeks an IT Systems Administrator II to support and maintain cloud, on-premises, and SaaS platforms. Responsibilities include administration, security, automation, and optimization of enterprise infrastructure across AWS, Microsoft, and on-premises environments.

The role partners with stakeholders and vendors to support upgrades, integrations, and implementations while ensuring reliability and performance of underlying systems. A strong automation-first approach is required.

Qualifications

• 5+ years of progressively responsible experience as a Systems Administrator or similar role in a complex enterprise environment.
• Strong experience administering Microsoft Windows Server environments, Active Directory, Microsoft Entra ID, Microsoft Entra ID and SSO integrations.
• Working knowledge of Linux server administration in AWS and hybrid-cloud environments.
• Demonstrated experience administering AWS infrastructure, including EC2, IAM, VPC, Route 53, Systems Manager, FSx, CloudWatch, and related AWS technologies.
• Strong scripting and automation experience using PowerShell and AWS CLI.
• Experience supporting SaaS, cloud-native, hybrid-cloud, and on-premises applications and infrastructure.
• Bachelor's degree in Computer Science, Information Technology, or related field preferred
• 8+ years of overall IT experience is preferred
• Terraform and Ansible experience is preferred
• Nutanix AHV administration experience is preferred
• Advanced Microsoft Windows Server and Active Directory administration experience is preferred
• Experience supporting application integrations, APIs, SQL databases, and reporting platforms is preferred
• Experience working with software vendors during upgrades, implementations, and troubleshooting efforts is preferred
• Experience supporting engineering, manufacturing, laboratory, or quality-focused organizations is preferred
• Experience working in high-growth organizations undergoing technology transformation is preferred
• Prior work experience in a fast-paced, high-growth startup is preferred

Responsibilities

• Install, configure, administer, maintain, and optimize infrastructure, services, and applications across AWS, SaaS, and on-premises environments.
• Administer and support Microsoft Windows Server, Active Directory, Microsoft Entra ID, Microsoft 365, DNS, DHCP, file services, identity management, and Single Sign-On (SSO) integrations.
• Develop, maintain, and improve automation and Infrastructure as Code (IaC) solutions using Terraform, Ansible, CloudFormation, PowerShell, or similar technologies
• Monitor system health, performance, security, and availability; investigate and troubleshoot complex infrastructure, cloud, identity, and application issues.
• Implement and maintain security controls, patch management, vulnerability remediation, and least-privilege access practices.
• Provide technical support for business-critical enterprise applications and collaborate with business stakeholders and software vendors to support operations, integrations, upgrades, and implementations.
• Participate in change management activities and support application and infrastructure deployments, migrations, testing, upgrades, and production changes.
• Create and maintain technical documentation, standards, procedures, and knowledge base articles.
• Provide technical guidance and knowledge sharing to employees and junior IT staff.
• Other duties as assigned.

Skills

Automation & IaC mindset

Scripting (PowerShell, Bash)

Cloud & on-prem infrastructure

Security & compliance

Documentation & communication

Education

Bachelor's degree in Computer Science or related field

8+ years IT experience preferred

Tools

Terraform

Ansible

CloudFormation

PowerShell

AWS CLI

Windows Server

Active Directory

Microsoft Entra ID

Microsoft 365

Job description

Kairos Power seeks an IT Systems Administrator II to support and maintain cloud, on-premises, and SaaS platforms. Responsibilities include administration, security, automation, and optimization of enterprise infrastructure across AWS, Microsoft, and on-premises environments.

The role partners with stakeholders and vendors to support upgrades, integrations, and implementations while ensuring reliability and performance of underlying systems. A strong automation-first approach is required.