Sr. Principal Information Security Engineer

Clarity Innovations; Springfield (VA); On-site; USD 139,000 - 314,000; Full time

Job summary

Clarity Innovations in Springfield, VA is seeking a Sr. Principal Information Security Engineer to ensure security compliance across development, deployment, and sustainment.

The role emphasizes RMF/cATO integration, threat modeling, and secure SDLC practices to protect national security capabilities. You will collaborate with platform and software engineers, perform AI-specific risk assessments, and contribute to government approval processes while strengthening security controls and monitoring

Qualifications

• Experience implementing RMF/cATO within government programs.
• Strong security architecture and threat modeling skills.
• Proficient in secure SDLC and AI security considerations.
• Knowledge of STIGs and government security controls.

Responsibilities

• Ensure capabilities comply with security requirements and RMF/cATO.
• Conduct security architecture reviews and threat modeling.
• Perform vulnerability assessment and security testing.
• Develop AI-specific risk assessments and compliance docs.
• Collaborate with engineers to automate security controls.

Skills

RMF

DevSecOps

Security architecture

Threat modeling

Vulnerability management

AI/ML security

Job description

Sr. Principal Information Security Engineer

Springfield, VA

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world.

Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in Information Warfare, Cyber Operations, Operational Security, and Data Structuring, enabling end-to-end solutions that drive operational impact.

We are committed to delivering cutting-edge tools and capabilities that address the most complex national security challenges, empowering our partners to stay ahead of emerging threats and ensuring the success of their critical missions. At Clarity, we are people-focused and set on being a destination employer for top talent, offering an environment where innovation thrives, careers grow, and individuals are valued. Join us as we continue to lead innovation and tackle the most pressing challenges in national security.

Role Description:

The Security/AI Assurance Engineer will ensure that all capabilities developed by the team comply with security requirements, classification boundaries, IC security policies, and applicable RMF/cATO processes. Security will be incorporated throughout architecture, development, testing, deployment, and sustainment rather than treated as a final approval activity.

The engineer will conduct security architecture reviews, threat modeling, vulnerability assessment, security testing, AI-specific risk assessment, and compliance documentation. The position will also support the Government's software approval process and work closely with the platform and software engineers to automate security controls wherever practical.

Technical Skills:

• RMF
• cATO/DevSecOps security practices
• Security architecture
• Threat modeling
• Vulnerability management
• Security testing
• Application security
• API security
• Container security
• Identity and access management
• Encryption and key management
• Logging and security monitoring
• Data classification and handling
• Secure SDLC
• SBOM and software supply-chain security
• NIST cybersecurity frameworks
• STIGs and/or applicable government security controls
• AI/ML security and AI assurance

Salary Range: $139,000 - $314,000

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.