ISSO (TS/SCI) – Cyber RMF & Accreditation Lead

CATHEXIS; Tysons (VA); On-site; USD 125,000 - 190,000; Full time

Benefits offered by this job

Performance Bonuses

Medical Insurance

Dental Insurance

Vision Insurance

401(k) Plan (Traditional and ROTH)

Life Insurance (Basic, Voluntary & AD&

Paid Time Off

11 Federal Holidays

Parental Leave

Commuter Benefits

Short Term & Long Term Disability

Training & Development

Wellness Program

Community Outreach Initiatives

Job summary

CATHEXIS is seeking an Information System Security Officer (ISSO) with an active TS/SCI clearance to lead cybersecurity accreditation efforts across DoD RMF and FedRAMP processes. You will collaborate with project teams, services, and customers to manage requirements, timelines, and compliance, driving secure, multi-environment deployments.

The role requires strong organizational and program management skills, experience with cloud platforms (AWS, Azure, GCP), and effective communication with

Qualifications

• Active TS/SCI clearance required.

Responsibilities

• Coordinate technical and security tasks for accreditation with project teams and customers.
• Serve as SME on cybersecurity accreditation processes, DevSecOps, and Federal compliance.
• Communicate requirements, updates, and questions with teams and customers.
• Understand DoD RMF and FedRAMP accreditation steps and points of engagement.
• Articulate infrastructure, software and approval processes for multi-environment deployments.
• Track and report on each project’s cybersecurity accreditation timeline.
• Identify and resolve blockers before they impact the project.

Skills

Active TS/SCI clearance

CISSP

Program management

Cross-functional coordination

Executive-level communication

System architecture & design

DevSecOps familiarity

Education

Bachelor's degree in Science, Technology, Engineering, Mathematics or related field

Tools

AWS

Microsoft Azure

Google Cloud Platform (GCP)

Job description

CATHEXIS is seeking an Information System Security Officer (ISSO) with an active TS/SCI clearance to lead cybersecurity accreditation efforts across DoD RMF and FedRAMP processes. You will collaborate with project teams, services, and customers to manage requirements, timelines, and compliance, driving secure, multi-environment deployments.

The role requires strong organizational and program management skills, experience with cloud platforms (AWS, Azure, GCP), and effective communication with