NTT DATA North America · 5 hours ago
Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance
Washington, DC, US
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expNTT DATA North America is a leading business and technology services provider, and they are seeking an Information Systems Security Engineer (ISSE) to join their Cybersecurity Operations Team. The ISSE will be responsible for designing and implementing secure information systems, translating security requirements into technical solutions, and providing subject matter expertise in system security architecture and compliance with federal cybersecurity standards.
ConsultingDigital MarketingInformation ServicesInformation TechnologyIT Management
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
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
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
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
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
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
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
Support investigations by analyzing system architecture and configurations
Assist in implementing corrective actions to address vulnerabilities and prevent recurrence
Qualification
Required
Bechlors 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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