Full-Time

Information System Security Engineer

Geographic Information System, Data Science

Posted on 2/25/2025

NT Concepts

NT Concepts

201-500 employees

Data-driven, mission-critical security solutions

No salary listed

McLean, VA, USA

In Person

US Top Secret Clearance Required

Category
IT & Security (1)
Requirements
  • Active TS/SCI with Poly clearance
  • Bachelor’s degree in a related field with a minimum of 12 years of relevant experience; or a Master’s degree with 10 years of experience; or a Doctorate with 8 years of experience
  • Proven experience in supporting A&A and information assurance processes
  • Strong understanding of DISA STIGs and hands-on experience with STIG Viewer
  • Comprehensive knowledge of current security risks, protocols, and best practices
Responsibilities
  • Lead the Assessment and Authorization (A&A) and information assurance processes in accordance with Risk Management Framework (RMF) guidelines.
  • Ensure the secure development and maintenance of tools, including managing accreditations and authorization processes; identifying and mitigating security risks and collaborating with stakeholders.
  • Provide consultation, analysis and recommendations on system architecture, system configuration and data flows throughout the life cycle of tool development; including testing, operations, maintenance and decommission.
  • Provide support services that include assisting project personnel in the identification and implementation of appropriate information security controls applicable to their systems, recommending mitigation strategies for vulnerabilities, recommending system exceptions and/or Plan of Action and Milestones, and assisting in the remediation of risk findings identified by Security.
  • Maintain close liaison with ISSM office, with a focus on synthesizing ISSM guidance for streamlined and low-risk implementation for systems.
  • Work with team to write and successfully execute Risk Mitigation Framework (RMF) and Plans of Action and Milestones (POA&Ms) to address cyber security issues and liens.
  • Serve as the office representative to relevant Cloud and Security related groups.
  • Engage with C2E: Cloud Services Providers and provide recommendations for integration with customer tools as appropriate.

NT Concepts provides data-driven technology solutions for national security, working with government agencies to protect the nation. It delivers customized, contract-based services that combine data analysis with secure technology implementations, building data platforms and scalable systems for defense and intelligence needs. It focuses on national security and sensitive data with trusted, long-term government partnerships and bespoke solutions rather than generic offerings. Its goal is to help government agencies modernize operations, safeguard data, and respond effectively to evolving threats.

Company Size

201-500

Company Stage

Debt Financing

Total Funding

$10M

Headquarters

Vienna, Virginia

Founded

1998

Simplify Jobs

Simplify's Take

What believers are saying

  • Dan Maguire's 30-year GovCon experience drives software prototyping expansion.
  • Bhargavi Kodali appointed CIO November 2025 to advance mission-ready tech.
  • USSF Space Systems Command IDIQ enables data software services growth.

What critics are saying

  • Small business status expires 12-24 months, losing 20-40% set-aside contracts.
  • No major wins or revenue growth in 4 years under Maguire erodes edge.
  • Maguire's CEO role at Lockdown Experts divides attention in 6-12 months.

What makes NT Concepts unique

  • NT Concepts delivers AI/ML and advanced analytics for Intelligence and Defense missions.
  • Secured OASIS+ Unrestricted and Small Business contracts for federal scalability.
  • Awarded $151B MDA SHIELD IDIQ for missile defense digital modernization.

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Benefits

Flexible Work Hours

Remote Work Options

Professional Development Budget

Company News

GovCon Wire
Apr 28th, 2022
Next Tier Concepts, Inc. hires Dan Maguire as CEO

Dan Maguire, a GovCon industry veteran, has been appointed CEO of Vienna, Virginia-based information technology services provider NT Concepts.

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