> Markdown version of [/jobs/ext/4622026-senior-information-system-security-officer](https://www.wearedevelopers.com/jobs/ext/4622026-senior-information-system-security-officer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Information System Security Officer

- **Company:** ZANTECH INC.
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Cloud Computing Security, Cyber Security, Data Security, Information Security Management, Internet Security, Software Vulnerability Management
- **Published:** November 7, 2026
- **Apply:** https://www.careerbuilder.com/job-details/senior-information-system-security-officer-washington-dc--5070b708-20a1-425f-b316-db5032823167

## About the Role

Computer Security, Small Company, Small Business, Computer Security, Federal Emergency Management Agency, Internet Security, On Site Support, Security Compliance, Access Authorization, Information/Data Security (InfoSec), * 10+ years in cybersecurity and information systems security

 * Expert knowledge of NIST Risk Management Framework (RMF)
 * DHS 4300A/4300B policy implementation
 * FISMA compliance and reporting
 * Security control implementation and assessment
 * Risk assessment and management
 * Security authorization processes
 * Incident response coordination
 * Vulnerability management
 * Cloud security architectures
 * Leadership and mentoring capabilities

Required Certifications/Education:

 * IAT Level III: CISSP, CISM, or CASP+

Required Security Clearance:

 * US Citizenship and the ability to obtain and maintain an active Top Secret/SCI or higher clearance, per contract requirements.

## Description

Are you looking for your next challenge? Are you ready to work with a performance-based small company? At Zantech, we are a dynamic Woman Owned Small Business focused on providing complex, mission-focused solutions with a proven track record of outstanding customer performance and high employee satisfaction. We would love to talk with you regarding the next step in your career. Come join our team!, Zantech is looking for a talented Senior Information System Security Officer to be responsible for the most complex systems and serves as the Cybersecurity Division's primary point of contact for an upcoming Onsite role supporting FEMA based out of their Headquarters in Washington, DC.

The Sr ISSO will be critical to program success, leading the information security Compliance Branch and working across all active call orders supporting systems identified for security authorization services.

Responsibilities include, but will not be limited to:

 * Lead cybersecurity compliance efforts for complex systems
 * Serve as primary POC for all security matters
 * Develop and maintain System Security Plans (SSPs)
 * Conduct security assessments and authorize systems
 * Manage Plans of Action and Milestones (POA&Ms)
 * Coordinate with system owners and stakeholders
 * Oversee continuous monitoring activities
 * Lead incident response activities for assigned systems
 * Provide cybersecurity guidance to senior leadership
 * Mentor junior ISSO staff
 * Works across all active call orders on assigned systems
 * May require deployment to disaster locations
 * Must support 24/7 operations during emergencies