Security Analyst III

Overview

A career with Johnson County Government is more than just a job, it is an opportunity to serve a diverse and expanding community in meaningful ways. We challenge ourselves to be a different kind of government because we care deeply about our community and each other. Committed to our shared values, we provide excellent public service, seeking always to improve ourselves and our organization.

We offer wonderful benefits, retirement plans, wellness incentives, a great organizational culture, and much more; be sure to explore all we have to offer
here!

Johnson County Government’s Department of Technology and Innovation is seeking a skilled and experienced Security Analyst III to join our team. In this role, you will play a critical part in maintaining and enhancing our security posture, with a strong focus on email security and automation. Experience with Microsoft Defender for Office 365 Plan 2 and security automation workflows is highly desirable.

You will lead major security initiatives, drive continuous improvement in our security practices, and safeguard our information assets by developing and enforcing robust security architecture, policies, and procedures while ensuring compliance with legal and regulatory requirements. A strong commitment to professional growth is essential, demonstrated through active participation in Johnson County’s training opportunities, including specialized programs such as SANS cybersecurity courses and other professional development resources.

This position is currently eligible to work in a hybrid work environment with both onsite and remote work. Residency within the Kansas City-Overland Park-Kansas City, MO-KS Combined Statistical Area, which generally includes the Kansas counties of Johnson, Wyandotte, Leavenworth, Miami, and Linn, and the Missouri counties of Jackson, Clay, Platte, Cass, and Ray, is required.
First review of applications will begin on April 23, 2026. Position will remain open until filled.

• Strengthen the county’s security posture through technology evaluation and process improvement.
• Optimize Microsoft Defender for Office 365 Plan 2 capabilities, including advanced threat protection, phishing detection, and automated investigation and response, to enhance email security posture.
• Develop and maintain security automation workflows to streamline vulnerability management and incident response using tools such as custom scripting, Microsoft Defender for Office 365 Plan 2, and SIEM/SOAR platforms.
• Lead and execute web application penetration tests, identifying vulnerabilities in custom and third‑party applications, and working with development teams to remediate findings.
• Conduct and analyze vulnerability scans and penetration tests across infrastructure and applications.
• Collaborate with other teams within the Department of Technology and Innovation to standardize and improve security processes across all business units.
• Conduct reporting and auditing of Identity and Access Management.
• Identify and analyze current and evolving threats and vulnerabilities, especially those targeting web applications.
• Ensure compliance of enterprise IT architecture with federal health, privacy, and financial regulations.
• Conduct comprehensive risk assessments of the current environment and proposed changes to the hardware and software stack to identify potential security vulnerabilities and ensure alignment with organizational security standards.
• Develop and document security policies and procedures aligned with industry best practices and emerging threats.
• Lead security projects, including the deployment of new technologies and tools for application security testing.
• Analyze and respond to security incidents, advisories, and alerts.
• Promote secure development practices and provide guidance to developers on secure coding.
• Work with end users to address business functionality needs while ensuring secure methodologies.
• Train end users and promote security awareness for improved system security and efficiency.
• Monitor and manage security‑related contracts and tools.
• Utilize forensic tools for data collection and incident response.
• Participa…