IT Systems Administrator

Kairos Power

Alameda, Canada

Full Time

Posted September 28, 2026

$109k - $128k

Nuclear Energy

Apply Now

Application opens on company website

Listing evidence and provenance

Source: greenhouse View original listing
Freshness: Open in the current public read path; this is not an employer guarantee.Last observed September 29, 2026
Classification: Modern power-system classification not yet published for this listing.Legacy source industry field: Nuclear Energy
Pay provenance: Employer-provided pay

Job Description

We are seeking an IT Systems Administrator II to support and maintain our cloud, on-premises, and SaaS platforms.

Key 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.

Requirements

5+ years of progressively responsible experience as a Systems Administrator, Cloud Administrator, Site Reliability Engineer, or similar role in a complex enterprise environment
Strong experience administering Microsoft Windows Server environments, Active Directory, Microsoft Entra ID, Microsoft 365 services, identity management, and SSO integrations,
Working knowledge of Linux server administration in AWS and hybrid-cloud environments
Demonstrated experience administering AWS infrastructure, including services such as 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
Occasionally requires working weekends
Occasionally requires extended hours to support system maintenance, deployments, upgrades, and critical incidents
The salary range for this position is $108,700 to $127,900 for employees working onsite at our Alameda, CA headquarters. The range provided in this job posting represents the typical range or starting rate of candidates hired in California. Factors that maybe used to determine your actual salary may include your education, experience, knowledge, skills, ability and the market data for your work location, and a comparison to other employees already in the role.
#LI-Onsite

Benefits & Perks

We know that we have some of the most talented and dedicated employees, and we believe in rewarding them accordingly. If you work here, full-time employees (excludes interns) expect to have access to the benefits below:
Competitive compensation packages
Medical, dental and vision benefits for employees and their dependents
Paid Vacation
401(k) and pre-tax health insurance, dependent care, and commuter benefits (FSA)
Candidates only, no recruiters or agencies please.
Note: You are applying for a position that is located in a facility that handles information that is subject to export control restrictions by the Department of Energy under 10 CFR Part 810. To work in this facility, you need to be authorized by the Department of Energy to access Part 810-controlled information. Foreign nationals who are citizens of countries that are not on the Department of Energy’s general authorization list (link below) are not permitted to work in our facility unless the Department of Energy issues an export control license to the company to permit that individual to have access to Part 810-controlled information. The following questions are intended to determine the licensing requirements that may apply. https://www.law.cornell.edu/cfr/text/10/appendix-A_to_part_810