Principal Information System Security Engineer (ISSE)

Clarity Innovations
Virginia

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.

As a Clarity ISSE, you will be directly embedded with the team members and developers. Additionally, you will be responsible for driving security innovation and implementation as part of the projects and Clarity security posture as a whole. The role also entails developing technical solutions in support of the establishment and maintenance of ATO packages and their associated artifacts. We are looking for a passionate information security professional who flourishes at being in the forefront of new ideas (Classified Cloud, CI/CD, and more) and has a desire to learn and apply automated and cutting-edge practices

*This is an hybrid position that will require part time presence in Herndon, Virginia.

Responsibilities


  • Assist in the creation and maintenance of automated cybersecurity technical solutions.

  • Develop and integrate cybersecurity best practices for Kubernetes clusters and DevOps pipelines.

  • Generates technical software and hardware-in-the-loop artifacts supporting authorization (i.e. SSP, PPSM, SCTM).

  • Maintain communication with project engineers on the implementation of security controls and policy enforcement.

  • Support the implementation of technologies into the CI/CD processes and systems to establish secure-by-default standards for Clarity products.

  • Evaluate, develop and/or implement information assurance guidelines and procedures as required.

  • Recommend security solution mitigations and enhancements supporting information assurance guidelines and customer requirements.

  • Perform vulnerability/risk analysis of computer systems and applications during all phases of the system development life cycle.

  • Provide input into an Audit and Accountability Plan containing methods, procedures, and planned reviews for the continuing accreditation.

  • Ensure that all information systems meet or exceed compliance requirements.

  • Identify, report, and ensure the resolution of security violations.

  • Monitor and review the regular updates/upgrades to equipment and procedures to maintain pace with cybersecurity requirements and business needs.

Minimum Qualifications


  • 5-8 years of experience working as an ISSO or ISSE. If leveraging ISSO experience, you must also have held other technical system/network administrative roles.

  • Able to obtain and maintain an active TS Clearance with SCI with Poly

  • Current DoDM 8570 IAT Level III Certification

  • Ability to effectively communicate with various stakeholders and team members

  • Strong understanding of the Risk Management Framework (RMF) process and solid understanding of the Software and System Development Life Cycle (SDLC)

  • Experience auditing and performing control assessments

  • Knowledge of microservices/service mesh architectures

  • Experience with Kubernetes or other orchestration solutions

  • Experience deploying and configuring containers

  • Experience with integrating technologies and security solutions on information systems

  • Demonstrated experience with ATO packages

  • Demonstrated analytical and problem-solving skills

  • Strong understanding of Infrastructure as Code, microservices and DevOps practices

Preferred Qualifications


  • Certified Information Systems Security Professional (CISSP)

  • Experience using scanners (i.e. ACAS, Nessus, SonarQube)

  • Ability to identify needed changes to processes and activities and help to implement continuous improvement solutions

  • Have experience creating various types of vulnerability and assessment scans with multiple tools

  • Understanding of Software development and Code review techniques

  • Experience using eMASS or Xacta








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.

Posted 2026-03-10

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