IT Systems Administrator

🕒 Yesterday

🏄 California, New Mexico – Remote

🏄 California – Remote 🌶️ New Mexico – Remote

💵 $108.7k - $127.9k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

⌨️ Systems Administrator

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

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Kairos Power

WebsiteLinkedInAll Job Openings

201 - 500 employees

⚡ Energy

🔬 Science

Energy • Science • Engineering

Kairos Power is a mission-driven engineering company focused on delivering clean, affordable, and safe energy through advanced reactor technology. The company specializes in the integrated design, licensing, and demonstration of a fluoride salt-cooled high temperature reactor, known as KP-FHR, which aims to be cost-competitive with natural gas and offers a path to a clean energy system with a near zero carbon footprint. With a focus on innovative engineering and a mission to improve quality of life while protecting the environment, Kairos Power's advanced reactor technology is designed for high availability, performance, and safety, featuring accident-resistant fuel and low-pressure coolant. The technology supports grid resiliency and security by providing dispatchable power, reducing maintenance and lifecycle costs, and enhancing the integration with renewable energy sources.

📋 Description

• 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 on 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 • Perform 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 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 • Working knowledge of networking, databases, backup and recovery, and disaster recovery concepts • Strong understanding of cybersecurity principles, vulnerability management, patch management, and security best practices • Excellent troubleshooting, communication, and documentation skills • Knowledge of cloud and hybrid infrastructure administration principles, including AWS, Microsoft, SaaS, and on-premises environments • Knowledge of Infrastructure as Code (IaC), configuration management, scripting, and systems automation practices • Knowledge of identity and access management principles, including Active Directory, Microsoft Entra ID, Single Sign-On, and least-privilege access • Ability to monitor and assess system health, performance, availability, and capacity across enterprise infrastructure and services • Knowledge of change management practices related to infrastructure and application deployments, migrations, upgrades, and production changes • Ability to support and coordinate application integrations, implementations, and upgrades across internal stakeholders and third-party vendors • Ability to develop and maintain technical standards, procedures, and system administration documentation • Ability to provide technical guidance and knowledge sharing to employees and less-experienced IT staff • 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 • Some travel may be required, up to 5% • Authorization by the Department of Energy to access Part 810-controlled information is required to work in the facility

🏖️ Benefits

• Competitive compensation packages • Medical, dental and vision benefits for employees and their dependents • Paid Vacation • 401(k) • Pre-tax health insurance, dependent care, and commuter benefits (FSA)

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