Information Systems Security Architect

Job Summary:

Dine Source is seeking an experienced and highly motivated Information Systems Security Architect (ISSA) to design, implement, and oversee secure systems and architectures in accordance with government and organizational standards. This role is critical in ensuring our systems meet rigorous security requirements throughout the entire system development lifecycle (SDLC). The ideal candidate will possess strong technical skills, a collaborative mindset, and advanced cybersecurity certifications.

 

Candidates located in Dayton, OH, are preferred. However, remote candidates may be considered based on qualifications and business needs.

 

This position is contingent upon contract award expected April 2025.

Job Duties and Responsibilities:

• Capture, refine, and validate system security requirements in collaboration with stakeholders.

• Design secure system architectures, networks, and solutions in compliance with applicable regulations and best practices.

• Develop, implement, and enforce security policies, procedures, and controls.

• Conduct thorough system testing and certification to ensure compliance with security standards.

• Identify, assess, and document security threats and vulnerabilities; perform risk assessments and implement risk mitigation strategies.

• Coordinate and communicate effectively with technical teams, customers, and leadership regarding security concerns.

• Participate in all phases of the SDLC, from planning through deployment and maintenance.

• Implement and monitor secure coding practices, secure data transport mechanisms, and data encryption at rest.

• Apply least privilege, role-based access controls (RBAC), and secure design principles throughout system development.

• Utilize automated tools to perform vulnerability scanning and ensure system integrity.

• Other duties as assigned.

Additional Responsibilities:

• Employ best practices in designing and maintaining effective security controls.

• Ensure all activities adhere to SDLC methodologies and Air Force Instruction (AFI) 17-1303.

• Coordinate with ISSM, ISSO, ISO, and common control providers for integrated security planning.

• Stay current with cybersecurity trends, technologies, and regulations.

• Maintain compliance with Information Assurance Workforce (IAWF) certification requirements.

Job Requirements (Education/Skills/Experience):

• Active Secret clearance with ability to obtain Top Secret clearance. 

• Demonstrated experience designing and implementing secure IT systems and networks.

• Strong understanding of security frameworks, policies, and risk management strategies.

• Hands-on experience with vulnerability scanning tools and secure system testing methodologies.

• Deep knowledge of secure architecture, encrypted data storage, and secure data transport.

• Excellent communication and collaboration skills across multidisciplinary teams.

Certifications:

• Must hold and maintain an IASAE Level III certification (e.g., CISSP-ISSAP, CISSP-ISSEP, or equivalent), in accordance with DoD 8570 and AFI 17-1303.

Preferred Qualifications:

• Experience working in government or DoD environments.

• Familiarity with NIST SP 800-53, RMF (Risk Management Framework), and STIGs.

• Prior experience coordinating with ISSMs, ISSOs, and ISOs.

Diné Development Corporation (DDC) is a Navajo Nation owned family of companies that delivers IT, professional, and environmental solutions to advance the missions of federal, state, and tribal government agencies. As thought leaders and innovators, our team of specialists build client-centric solutions that solve critical challenges faced by defense, civilian, and healthcare organizations. Employing a mission-focused approach, we deliver value that not only enhances current operations, but also drives future change. Closely aligned with this approach is our commitment to advancing the Navajo Nation and its People. Through economic development and community empowerment, we elevate the Navajo Nation to provide lasting impact and sustainable growth for future generations. DDC’s ability to unite legacy-inspired technologies, industry best practices, and proven methodologies has contributed to our success for twenty years.

 

This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a) and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities, and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, national origin, or for inquiring about, discussing, or disclosing information about compensation, or any other basis prohibited by law. We participate in E-Verify.

About Us

DDC offers a comprehensive range of IT solutions to support clients in defense, healthcare, national security, law enforcement, and intelligence. Focused on innovation, DDC leverages modern technologies and best practices to deliver client-driven solutions in areas like systems/software engineering, data management, cloud adoption, and cybersecurity. They are recognized for driving mission success through efficient processes, cost reduction, and technological advancement.