Jobs and Careers

Information System Security Officer (ISSO)

United Statesfull_timeVerifiedPosted 7 Dec 2025

💰 $170,000/yr($120,000/yr – $170,000/yr)

About the role

Position: Information System Security Officer (ISSO)

Overview:
Cyber Defense Technologies (CDT), a leading small business cybersecurity and engineering firm, is seeking a skilled and detail-oriented Information System Security (ISSO) onsite in Denver, CO with a TS/SCI clearance. As an ISSO, you will ensure compliance with regulatory standards, maintain system authorization documents, and implement effective security measures to protect organizational data.

Responsibilities:

Maintaining the appropriate operational security posture for an information system.
Implement and manage year-round tracking, reporting, and providing recommendations on Plan of Action & Milestones (POA&M)
Continuous monitoring security meetings with system representatives to discuss any outstanding security items or changes to risk posture.
Authoring of Security Impact Analyses (SIA) for planned changes and/or deployments; and maintenance of Federal Information Security Modernization Act (FISMA) inventory records as applicable.
Maintain and update the System Security Plan (SSP) and other required documentation.

Qualifications:

Bachelor’s degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline and typically 5+ years of relevant experience
Relevant experience may be considered in lieu of required education.
Relevant certifications (e.g. CISSP, CISM, CEH, Security +)

Why Join Cyber Defense Technologies?
At CDT, we offer a collaborative and inclusive work environment where your expertise in ISSO can help shape the future of cybersecurity and engineering solutions.
Compensation and Benefits:

Competitive salary based on experience.
Comprehensive benefits package, including health, dental, and retirement plans.
Opportunities for professional development and career advancement.

Salary Range: $120,000 - $170,000 CDT is committed to hiring and retaining a diverse workforce. We are an Equal Opportunity employer making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. Apply Now:
If you are a proactive ISSO and thrive in dynamic environments, we encourage you to apply and join the CDT team!