Cybersecurity Lead​/Information Systems Security Officer; ISSO

Overview

Data Intelligence, LLC is seeking a highly experienced Cyber Security Lead / Information Systems Security Officer (ISSO) to support cybersecurity operations and compliance for Navy and Department of Defense (DoD) systems. This role requires deep expertise in Information Assurance (IA), cybersecurity compliance frameworks, and Navy-specific cybersecurity practices. The ideal candidate will have extensive experience working with Navy Cross Domain Solutions (NCDSO) and a strong technical background in military C4I/IT systems.

• Serve as the Cyber Security Lead/ISSO for classified and unclassified Navy/DoD systems.
• Lead Risk Management Framework (RMF) efforts in accordance with DoD 8500 Series, NIST SP 800 Series, and other applicable cybersecurity policies and guidelines.
• Develop, review, and manage technical documentation including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plan of Action & Milestones (POA&Ms).
• Interface with the Navy Cross Domain Solutions Office (NCDSO) to support secure cross-domain solutions, including submission packages and coordination of approvals.
• Provide subject matter expertise in support of system security engineering, integration, and testing.
• Coordinate with system engineers, developers, and stakeholders to ensure security controls are effectively implemented.
• Monitor systems for compliance with DFARS Clause  and other DoD IA requirements.
• Assist in the preparation and review of technical instructions, engineering plans, and test-related documentation.
• Maintain up-to-date knowledge of emerging cybersecurity threats, tools, and regulatory requirements.
• Support system Certification and Accreditation (C&A) processes in accordance with NSA and DoD standards.

Education: Master’s degree from an accredited college or university in Computer Science, Information Systems Management, Cybersecurity, or a related field.

• Minimum of 10 years of Navy or DoD experience in Information Assurance and Cybersecurity.
• At least 5 years of recent experience (within the last 5 years) directly supporting Navy cybersecurity programs and RMF processes.
• Direct experience with the Navy Cross Domain Solutions Office (NCDSO) within the last five years.
• Demonstrated expertise in DoD cybersecurity requirements, including the DoD 8500 Series and NIST SP 800 Series.
• Experience with engineering documentation including technical instructions, engineering plans, and systems integration documents.
• Strong understanding of military C4I/IT systems, including Navy SATCOM (MILSATCOM and Commercial), Tactical Communications, and GPS systems.
• High familiarity with the NSA certification process for secure systems.

Compliant with DFARS Clause  for Information Assurance Contractor Training and Certification (e.g., CISSP, CISM, Security+, or equivalent).

Must hold an active Top Secret / SCI (TS/SCI) clearance.

• Strong leadership and communication skills with the ability to brief senior stakeholders.
• Ability to lead complex cybersecurity projects with minimal supervision.
• In-depth knowledge of secure system design and implementation in classified environments.
• Experience collaborating with cybersecurity authorities across Navy and DoD organizations.

Data Intelligence, LLC (DI) is a small business that provides Information Technology System Development (Agile, Dev Sec Ops , Cloud Platform support) Cybersecurity (RMF, Security Engineering, Cross Domain Solutions), Tactical Data Link Standards Development and Testing, and Logistics/Warehousing services to U.S. federal clients both CONUS and OCONUS. DI consistently demonstrates exceptional customer service, maintains an employee-centric culture, and delivers hands-on technical expertise to help our clients achieve their mission.

Since 2005, DI has successfully provided IT Systems Engineering, Software Development, Cybersecurity, and supporting solutions and services to customers that include the Department of Defense, Intelligence, and Federal Civilian clients. Current clients include the US Navy, Air Force, Army, Marine Corps, Coast…