TS/SCI Information Systems Security Engineer (Hybrid)

Cybersecurity Jobs; Chantilly (VA); Hybrid; USD 190,000 - 210,000; Full time

Benefits offered by this job

Flexible PTO Policy + 11 Paid Holidays

Flexible Work Schedules (Remote / Hybø

Medical / Dental / Vision / FSA

401k Plan with Match

Tuition & Professional Development

Commuter Benefits

Bonus & Employee Referral Programs

Career Growth Opportunities

Job summary

Edgesource Corporation is seeking an Information Systems Security Engineer to deliver cybersecurity engineering and Assessment and Authorization support across a Sponsor portfolio, ensuring security requirements are integrated throughout the system lifecycle and authorization artifacts stay current. The role is based in Chantilly, VA with a hybrid work model.

The package includes USD 190,000–210,000 yearly compensation, plus benefits such as Flexible PTO, health coverage, 401k, and professional

Qualifications

• Active TS/SCI with Poly and capable of handling complex systems.
• Experience in information systems security engineering, security authorization, or information assurance for complex systems.
• Knowledge of security control implementation, risk assessment, vulnerability management, secure configuration, and continuous monitoring.

Responsibilities

• Define, document, and maintain cybersecurity and information assurance requirements for Sponsor systems and applications.
• Support Assessment and Authorization activities across the system lifecycle in line with Sponsor policy and RMF.
• Develop and maintain system security plans, control statements, architecture diagrams, risk assessments, evidence, and authorization artifacts.
• Coordinate with engineers and system owners to integrate security into system design and implementation.
• Review proposed changes for cybersecurity impact and coordinate vulnerability scanning and remediation tracking.
• Support continuous monitoring, audit preparation, and ongoing authorization activities.
• Track findings, risks, mitigations, exceptions, and Plans of Action and Milestones to closure.
• Review access controls, encryption, logging, and data flows to support compliance and risk management.
• Provide cybersecurity guidance during incident response, deployments, and operational changes.
• Maintain security documentation and evidence repositories and authorization status.
• Communicate risks, requirements, findings, and remediation priorities to stakeholders.
• Participate in design reviews and security working groups.

Skills

Active TS/SCI with Poly

Security engineering

Security authorization

Cybersecurity documentation

Stakeholder communication

Education

Bachelor’s degree in cybersecurity, computer science, information systems, engineering, or related field

Job description

Edgesource Corporation is seeking an Information Systems Security Engineer to deliver cybersecurity engineering and Assessment and Authorization support across a Sponsor portfolio, ensuring security requirements are integrated throughout the system lifecycle and authorization artifacts stay current. The role is based in Chantilly, VA with a hybrid work model.

The package includes USD 190,000–210,000 yearly compensation, plus benefits such as Flexible PTO, health coverage, 401k, and professional