Senior Security Engineer

Posted Thursday, August 13, 2026 at 4:00 AM

Koniag IT Systems, LLC, a Koniag Government Services company, is seeking a Senior Security Engineer with a Secret security clearance to support KITS and our government customer in Smyrna, GA. This position is for a Future New Business Opportunity.

We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more.

Koniag IT Systems, a Koniag Government Services company, is seeking an experienced Senior Security Engineer to serve as the single point of contact in support of our government customer. The ideal candidate is a highly skilled cybersecurity professional with extensive experience in Security Architecture and Engineering within the DoW environment, possessing deep knowledge of DoW Security Requirements Guides (SRGs), Security Technical Implementation Guides (STIGs), and DoW Instructions, Policies, and Directives.

An active ADP-II/Secret clearance is required for this position.

The Senior Security Engineer will serve as the primary government point of contact for all Security Architecture and Engineering tasks, applying security baselines, implementing Common Security Architecture, and ensuring compliance with DoW security requirements across the enterprise.

Principal responsibilities will include but are not limited to:

• Serve as the single point of contact for the Government ensuring effective communication and coordination between the technical team and government stakeholders on all security engineering matters.
• Provide expert leadership and technical guidance in Security Architecture and Engineering within the DoW environment, ensuring alignment with applicable DoW Instructions, Policies, and Directives.
• Apply and enforce DoW Security Requirements Guides (SRGs) and Security Technical Implementation Guides (STIGs) across information systems and infrastructure components to maintain compliance with DoW security standards.
• Demonstrate and apply expertise in the DoW Ports, Protocols, and Services Management (PPSM) Program, ensuring all ports, protocols, and services are properly registered, managed, and compliant with DoW requirements.
• Support and manage activities related to the DoW ensuring appropriate approvals and documentation are maintained for authorized ports, protocols, and services.
• Apply security baselines across systems and environments, ensuring consistent implementation of security controls in accordance with DoW and federal standards.
• Design, develop, and implement a Common Security Architecture at the enclave level, ensuring the integration of cybersecurity controls into the overall system architecture in accordance with IASAE-III responsibilities.
• Lead the design and integration of cybersecurity systems at the enclave level, ensuring security requirements are addressed throughout the system development and integration process.
• Collaborate with system owners, program managers, and other stakeholders to ensure security architecture requirements are incorporated into new and existing systems and technologies.
• Conduct security architecture reviews and assessments, identifying gaps and recommending improvements to strengthen the overall security posture of the enterprise.
• Develop and maintain security architecture documentation, including system diagrams, data flow diagrams, and security design specifications.
• Provide technical guidance and mentorship to team members supporting security engineering and architecture activities.
• Monitor the evolving threat landscape and emerging DoW cybersecurity requirements, recommending updates to security architectures and engineering approaches…