Lead Cyber Engineer - TS/SCI

Lead Cyber Engineer – TS/SCIDepartment: Government Customer – ChantillyLocation: Chantilly, VAACTIVE TS/SCI CLEARANCE REQUIRED TO BE CONSIDERED FOR THIS POSITIONJob ResponsibilitiesProvide technical leadership for cybersecurity engineering, Assessment and Authorization (A&A), and security compliance activities supporting mission-critical information systems.Lead cybersecurity activities required to obtain and maintain system Authority to Operate (ATO) approvals throughout the system lifecycle.Implement, assess, and maintain security controls to ensure systems meet applicable cybersecurity policies, standards, and compliance requirements.Develop, review, and maintain Risk Management Framework (RMF) documentation, system security plans, assessment artifacts, and authorization packages.Identify, evaluate, document, and mitigate cybersecurity vulnerabilities and risks affecting enterprise systems and mission operations.Coordinate security testing, vulnerability assessments, compliance reviews, and remediation activities to support system authorization and operational readiness.Oversee cybersecurity operations, risk management, continuous monitoring, and ongoing accreditation activities.Collaborate with system engineers, administrators, government security representatives, and mission stakeholders to integrate cybersecurity requirements into system design and operations.Track security findings, Plans of Action and Milestones (POA&Ms), remediation efforts, and corrective actions to ensure continued compliance.Assess security control effectiveness and provide technical recommendations to address vulnerabilities, reduce risk, and strengthen cybersecurity posture.Develop cybersecurity reports, briefings, technical documentation, and status updates for government stakeholders and leadership.Required QualificationsExperience supporting cybersecurity engineering, system security assessments, and Assessment and Authorization (A&A) activities.Demonstrated experience with Risk Management Framework (RMF) processes and Authority to Operate (ATO) requirements.Knowledge of security control implementation, assessment, documentation, and continuous monitoring practices.Experience identifying system vulnerabilities, evaluating cybersecurity risks, and coordinating mitigation or remediation activities.Familiarity with applicable federal cybersecurity standards, policies, and compliance requirements.Experience developing and maintaining cybersecurity documentation, security assessment artifacts, and authorization packages.Understanding of system security architecture, vulnerability management, and cybersecurity risk assessment methodologies.Ability to coordinate with technical teams, government security personnel, and mission stakeholders.Strong technical leadership, communication, and documentation skills.Active Top Secret/SCI clearance.Desired QualificationsBachelor's degree in Cybersecurity, Computer Science, Information Technology, Engineering, or a related technical field.Experience supporting cybersecurity programs within the Department of Defense (DoD), Intelligence Community (IC), or other federal government environments.Familiarity with NIST SP 800-53, NIST RMF, and applicable DoD or IC cybersecurity requirements.Experience preparing or managing security authorization documentation using eMASS, Xacta, or comparable security management platforms.Knowledge of Security Technical Implementation Guides (STIGs), vulnerability scanning technologies, and security configuration assessments.Experience supporting system accreditation, authorization renewals, security inspections, and continuous monitoring programs.Familiarity with enterprise networks, operating systems, cloud security, and secure system architecture.Professional certifications such as CISSP, CISM, CGRC, CompTIA Security+, or equivalent cybersecurity credentials.TENICA is 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, or protected veteran status and will not be discriminated against on the basis of disability.