Cybersecurity Subject Matter Expert (Cyber SME) #1708387

Network Designs Inc. • McLean, VA

11d • Onsite

About The Position

NDi is seeking an experienced Cybersecurity Subject Matter Expert (Cyber SME) to provide senior-level technical and advisory support for a large federal IT services program. The Cyber SME serves as a trusted technical authority across enterprise cybersecurity, supporting information system security, authorization, and continuous monitoring activities. This role provides deep cybersecurity expertise, guidance on complex security issues, and strategic input to improve the quality, consistency, and effectiveness of security execution across cloud and hybrid information systems.

Requirements

• U.S. Citizenship is required
• Must possess an active Top Secret (TS) clearance at the time of application
• This position requires working onsite at one of the following locations, 5 days per week: Downtown Washington, DC; Huntsville, AL; or Clarksburg, WV
• Bachelor's degree in Cybersecurity, Computer Science, Information Systems, Engineering, or a related technical discipline; or equivalent combination of education, training, and work experience.
• Ten (10) or more years of progressive experience supporting federal cybersecurity programs; in absence of years of experience, certifications or past work may be used to show the level of experience needed to perform at this level.
• Demonstrated experience providing subject matter expertise across multiple security domains, including cloud security, system authorization, and continuous monitoring.
• Extensive knowledge of federal cybersecurity frameworks, including FISMA and the NIST Risk Management Framework (RMF).
• Experience advising system owners, security engineers, and ISSOs on complex or high-risk security issues.
• Experience supporting systems categorized under FIPS 199 (Moderate and High), including National Security Systems (NSS), as applicable.
• Experience supporting enterprise or portfolio-level cybersecurity initiatives across multiple systems.
• Familiarity with governance, risk, and compliance (GRC) processes and tools used to manage system security posture.
• Expert understanding of federal cybersecurity policies, standards, and implementation practices.
• Ability to analyze complex security architectures and identify systemic risk or compliance gaps.
• Strong advisory and problem-solving skills across cloud and hybrid environments.
• Ability to translate technical cybersecurity requirements into clear guidance for technical and non-technical stakeholders.
• Strong written and verbal communication skills.
• Ability to operate independently while supporting large, multi-system enterprise portfolios.

Nice To Haves

• Certifications (preferred, not required): CISSP (Associate or Full), CCSP, CISM, GSLC, or other senior-level cybersecurity certifications.

Responsibilities

• Serve as a senior cybersecurity advisor to program leadership and technical teams.
• Provide expert guidance on complex cybersecurity issues affecting cloud and hybrid information systems.
• Support interpretation and application of federal cybersecurity policies and RMF requirements.
• Assist in resolving escalated security findings and systemic compliance challenges.
• Provide subject matter expertise to improve consistency and quality of security implementation across multiple systems.
• Support development and refinement of security processes, standards, and best practices.
• Assist with analysis of trends, recurring issues, and enterprise-level risk indicators.
• Support continuous monitoring strategy and improvement initiatives.
• Collaborate with ISSOs, ISSEs, and other security personnel to resolve technical and compliance issues.
• Provide guidance and informal mentoring to senior and mid-level security staff.
• Support knowledge sharing and process improvement efforts across the security organization.

Benefits

• At NDi, we value our team and are committed to retaining top talent by offering competitive benefits and compensation packages.
• Our employee benefits package includes comprehensive health, dental, vision, pet, and legal insurance.
• Our corporate benefits include 401(k) retirement matching, paid leave, paid holidays, and health and wellness programs.
• In addition, we provide employer-paid life and disability insurance, professional development, education benefits, and much more to ensure our team has the resources they need to thrive on and off the job.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level