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Parsons

Digital infrastructure and security solutions provider

Commercial Solutions for Classified Principal SME & Lead Systems Architect

Security Engineering & ArchitectureConfirmed live in the last 24 hours
Full-timeCentreville, VA, USA$134.1k - $241.4kIn-person

About the Job

Requirements

  • At least 10 years of related professional experience.
  • A bachelor's degree in Computer Science, Information Systems, Engineering, or a related discipline is required; additional years of relevant experience may be considered in lieu of a degree.
  • Extensive knowledge of Commercial Solutions for Classified concepts, capability packages, and secure commercial solution architectures.
  • Deep understanding of layered encryption, cryptographic independence, network security, and secure systems engineering.
  • Demonstrated experience leading requirements decomposition and architecture analysis for complex systems.
  • Ability to define system boundaries and communicate technical architectures through clear written and graphical products.
  • Experience evaluating commercial products and allocating components within secure, mission-focused architectures.
  • Experience supporting government customers, technical reviews, authorization activities, or compliance-related engagements.
  • Strong executive-level briefing, technical writing, facilitation, and stakeholder-management skills.
  • Ability to operate as a senior technical advisor while also leading detailed architecture and systems-engineering activities.

Responsibilities

  • Serve as the principal technical authority for CSfC pathway assessments and secure solution architecture.
  • Advise program, engineering, cybersecurity, and customer stakeholders on capability-package alignment, layered-encryption independence, component-selection strategy, architecture alternatives and tradeoffs, security boundaries and system dependencies, and government-engagement preparation.
  • Lead the decomposition of mission, operational, functional, system, and cybersecurity requirements.
  • Translate requirements into compliant, supportable, and operationally viable CSfC architectures.
  • Define system boundaries, enclave boundaries, trust relationships, interfaces, data flows, and component responsibilities.
  • Conduct architecture analyses to identify technical risks, integration challenges, capability gaps, and compliance considerations.
  • Lead the allocation of commercial components and security functions within the overall system architecture.
  • Develop operational views, system graphics, architecture diagrams, data-flow diagrams, interface views, and component-allocation models.
  • Evaluate architectural independence between encryption layers and identify potential common-cause dependencies.
  • Develop and maintain architecture narratives, technical baselines, decision briefs, and supporting design documentation.
  • Prepare technical teams and stakeholders for government reviews, briefings, assessments, and engagement activities.
  • Serve as the lead technical representative during customer meetings, architecture reviews, design discussions, and government engagements.
  • Coordinate with systems engineers, cybersecurity professionals, product teams, compliance personnel, and program leadership to maintain architectural consistency.
  • Provide senior-level recommendations regarding technical feasibility, implementation risk, operational impact, cost, schedule, and long-term maintainability.
  • Mentor and guide technical staff in CSfC architecture, requirements analysis, systems engineering, and technical communication practices.

Desired Qualifications

  • Experience with Department of Defense, federal, intelligence-community, or other classified-environment mission systems.
  • Familiarity with government cybersecurity policies, security control frameworks, certification and authorization processes and authorities, including NIAP, FIPS, CSfC, and RMF.
  • Experience with systems engineering methodologies and architecture frameworks.
  • Professional certifications in systems engineering, cybersecurity, cloud security, or enterprise architecture.
  • Experience developing architecture products using modeling, diagramming, or technical visualization tools.

About the Company

Parsons

Digital infrastructure and security solutions provider

Parsons provides digitally enabled solutions in national security, defense, and global infrastructure. Its work spans government and commercial clients, offering services in systems and software engineering, quality assurance, compliance, and security, along with large-scale infrastructure projects and advanced technology implementations. The company helps clients by delivering long-term, contract-based engagements that include AI readiness, data preparation for AI applications, and secure, reliable systems. A key differentiator is its breadth across diverse markets and its emphasis on rigorous systems engineering, QA, compliance, and security to ensure the integrity of critical operations while harnessing AI to improve efficiency and safety. Parsons’ goal is to solve complex security and infrastructure challenges through measurable, value-driven solutions and long-lasting partnerships with clients.

Company size
10,001+
Company stage
IPO
Headquarters
Chantilly, VA
Founded
1944

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