NTT DATA North America · 3 hours ago
Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance
Washington, DC
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expNTT DATA North America is a business and technology services leader, and they are seeking an Information Systems Security Engineer (ISSE) with Top Secret Clearance. The ISSE will be responsible for designing, developing, and implementing secure information systems while collaborating with various stakeholders to ensure compliance with cybersecurity standards.
ConsultingDigital MarketingInformation ServicesInformation TechnologyIT Management
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
The ISSE is responsible for developing and integrating security engineering solutions throughout the SDLC:
Ensure security is incorporated into requirements, design, implementation, testing, and maintenance
Apply secure design principles such as defense-in-depth and least privilege
Collaborate with architects to align system security architecture with mission needs
The ISSE identifies and translates cybersecurity requirements into technical specifications:
Interpret security requirements from NIST SP 800-53, CNSSI 1253, and related standards
Convert organizational policies and federal regulations into actionable technical requirements
Balances security requirements with operational and mission objectives
The ISSE conducts system-level risk assessments and supports vulnerability management:
Perform risk analyses, threat modeling, and vulnerability assessments
Recommend and document mitigation strategies for identified risks
Contribute to continuous monitoring activities by reviewing system risk posture
Conducts static and Dynamic code review when necessary
Analysis of scripts as necessary
The ISSE develops and maintains security documentation to support authorization activities:
Draft and update SSPPs, Risk Assessment Reports (RARs), SARs, and related artifacts
Support preparation of documentation for ATOs or equivalent authorizations
Ensure documentation reflects current system architecture and controls
The ISSE collaborates with stakeholders to guide secure design and system authorization
Coordinate with ISSOs, ISOs, developers, and assessors throughout security testing and evaluation
Provide security engineering input to development and integration teams
Support compliance with RMF and authorization processes to maintain ATO status
The ISSE implements and supports cybersecurity tools and technologies:
Assist with the configuration and management of tools such as SIEMs, endpoint protection, firewalls, and vulnerability scanners
Analyze security tool outputs to identify anomalies and potential threats
Recommend improvements in tool integration and effectiveness
The ISSE provides technical expertise during incident response activities:
Support investigations by analyzing system architecture and configurations
Assist in implementing corrective actions to address vulnerabilities and prevent recurrence
Qualification
Required
Bachelor's degree in information technology, cybersecurity, data science, information systems, or computer science, from an ABET accredited or CAE designated institution
Minimum 10 years of experience in Information Technology (IT) and/or Information Security (IS)
Active Top Secret Security Clearance
Company
NTT DATA North America
NTT DATA, Inc. is a trusted global innovator of business and technology services.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
John Barr
Vice President - Insurance Strategy
Recent News
2025-12-05
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