Sr. Cybersecurity Engineer

Job Description

Sr. Cybersecurity Engineer

Client: IT Veterans

Location: DC

Onsite 5 days per week

Job Details:

• Design and implement Commercial Solutions for Classified (CSfC) Data-at-Rest (DAR) and Data-in-Transit (DiT) architectures in compliance with NSA CSfC capability package requirements.
• Engineer, integrate, and validate CSfC components including encryption, tunneling, and cross-domain protected solutions.
• Perform solution validation and compliance activities against NSA CSfC requirements, STIGs, and applicable security controls.
• Support secure operations, continuous monitoring, and incident response within classified and high-security environments.
• Integrate and operate SIEM and security monitoring tools to ensure visibility, detection, and rapid response to security events.
• Participate actively in Agile execution, technical design reviews, and security architecture discussions.
• Troubleshoot complex security, networking, and encryption issues across tightly controlled environments.
• Communicate complex security architectures, risks, and mitigation strategies clearly to technical teams and government stakeholders.
• Contribute immediately with minimal ramp-up while operating with precision, discipline, and accountability in mission-critical environments.
• Establish and maintain a high level of customer trust and confidence through technical excellence, operational reliability, and sound security engineering judgment.

Requirements:

• Active Top Secret security clearance with SCI eligibility required.
• Required technical certifications include Security+ and CySA+ or GSEC.
• Possess DoD 8140 certification aligned to the 521 Cyber Defense Infrastructure Support Specialist work role, such as Security+, SSCP, CySA+, PenTest+, CASP+, GCIH, CISSP, or GSLC.
• 7+ years of experience in cybersecurity, including at least 3 years of direct hands-on experience implementing CSfC capability packages.
• Demonstrated expertise designing and implementing secure communications solutions that comply with NSA Commercial Solutions for Classified standards.
• Hands-on experience implementing CSfC capability packages and protection profile requirements.
• Hands-on experience creating compliant Data-at-Rest and Data-in-Transit architectures using layered commercial products.
• Operational experience implementing encrypted tunneling, key management, and secure transport mechanisms in classified environments.
• Experience supporting security monitoring and incident detection, including integration with SIEM platforms and performance and compliance analysis of the solution.
• Bachelor’s degree in Cybersecurity, Computer Science, or a related field is preferred. Relevant experience may substitute for education requirements.
• Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.

This position is designated as essential personnel supporting continuity of operations and may require work during government shutdowns, emergencies, or other critical situations.