IT Security Analyst

Kairospower; United States; Hybrid; USD 90,000 - 130,000; Full time

Job summary

Kairos Power is seeking an IT Security Analyst II to strengthen security, monitoring, and compliance of a multi-site, hybrid IT environment. You will perform security operations, incident response, and control administration across on‑premises and SaaS platforms, collaborating with IT and business teams to mitigate risks.

The role requires hands‑on security operations experience in regulated or enterprise environments, with familiarity of frameworks like NIST 800‑171 and ISO 27001.

Qualifications

• Bachelor's degree or equivalent in a related field.
• 4+ years in IT security or cybersecurity operations.
• Hands-on analysis of security events using SIEM and EDR tools.
• Experience with identity, access, and endpoint security technologies.
• Familiarity with NIST 800-171, CMMC, ISO 27001, or similar standards.
• Professional security certifications are preferred.
• Experience in regulated environments or government contracting is a plus.
• Experience in high-growth or scaling organizations is a plus.

Responsibilities

• Monitor networks, systems, cloud, and SaaS for security incidents.
• Configure systems to enterprise SIEM and validate log collection.
• Investigate alerts from SIEM, EDR, firewalls, and IAM; escalate as needed.
• Contain and remediate security incidents with coordinated action.
• Perform vulnerability management activities and track remediation.
• Collaborate with IT to address security risks across domains.

Skills

SIEM analysis

Incident response

Vulnerability management

Security operations

Identity and access management

MFA and Zero-trust

Cloud and on-prem security

Education

Bachelor's degree in Computer Science/IT/Cybersecurity

Tools

SIEM platforms

Endpoint protection tools

Vulnerability scanners

Firewalls

Identity and access management tools

MFA/Entra ID/SSO

Cloud security tooling

Job description

Company Overview

Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world's transition to clean energy, with the ultimate goal to dramatically improve people's quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables.

Job Summary

We are searching for an IT Security Analyst II to support and strengthen the security, monitoring, and compliance of our multi-site, hybrid corporate IT infrastructure, on-premises systems, and SaaS application platforms. This role will independently perform security monitoring, vulnerability management, incident response, policy and control administration, and compliance activities within established cybersecurity programs and procedures. The role will collaborate with IT infrastructure, application owners, business teams, and external service providers to identify, assess, and remediate cybersecurity risks. The ideal candidate will have hands‑on cybersecurity operations experience in a medium- or enterprise‑scale environment, preferably within a highly regulated industry or an organization subject to NIST 800-171, CMMC, or similar security frameworks.

Responsibilities

• Independently monitor and analyze activity across computer networks, systems, cloud platforms, and SaaS applications for suspicious activity and potential security incidents.
• Configure and onboard supported IT systems and appliances into the enterprise SIEM, including validating log collection and supporting detection and investigation capabilities.
• Analyze, investigate, and respond to SIEM, endpoint protection, firewall, identity, and access management alerts, escalating complex or high‑risk events as appropriate.
• Investigate and document routine and moderately complex security incidents; coordinate containment and remediation activities and escalate as appropriate.
• Perform vulnerability management activities, including scanning, analysis, prioritization, reporting, and remediation tracking through closure.
• Work with IT infrastructure teams to identify, assess, prioritize, and resolve network, endpoint, cloud, and application security risks.
• Apply and support the maintenance and enforcement of internal IT security policies and procedures, including data handling, acceptable use, access control, and incident response.
• Perform assigned audit, compliance review, evidence collection, and control assessment activities against applicable regulatory frameworks.
• Administer and monitor assigned security controls for firewalls, endpoint protection, encryption, identity and access management, multi‑factor authentication, and secure remote access.
• Review user access, permissions, and privileged accounts to enforce least‑privilege and zero‑trust principles.
• Support security awareness initiatives and reinforce cybersecurity best practices across the organization.
• Maintain accurate documentation of security incidents, risks, procedures, control evidence, and remediation activities.
• Coordinate assigned security activities with third‑party cybersecurity vendors and managed service providers.
• Monitor developments in current cybersecurity threats, vulnerabilities, trends, and regulatory requirements.
• Develop and maintain metrics and reports on security alerts, vulnerabilities, incident response, compliance status, and remediation progress.
• Perform other duties as assigned.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field; or an equivalent combination of education, certifications, training, and applicable work experience.
• 4+ years of relevant work experience in IT security, cybersecurity operations, security operations, or a closely related technical security role.
• Hands‑on experience analyzing security events and alerts using SIEM platforms, endpoint detection and response tools, vulnerability scanners, firewalls, and ticketing systems.
• Experience supporting identity, access, and endpoint security technologies, including Microsoft 365, Entra ID, SSO, MFA, endpoint management, or zero‑trust initiatives.
• Experience supporting vulnerability management, security incident response, or security control administration.
• Familiarity with security frameworks such as NIST 800-171, CMMC, ISO 27001, or similar standards is preferred.
• Professional certifications such as Security+, CySA+, GSEC, SSCP, or similar are preferred.
• Prior work experience in a highly regulated industry, government contractor environment, engineering organization, industrial/manufacturing company, and/or energy company is preferred.
• Prior work experience in a high‑growth or rapidly scaling environment is preferred.

Knowledge, Skills & Abilities

Working knowledge of networking principle