Diné Development Corporation

Solution Architect–Legacy System Modernization

Job Location US-Remote
ID
2025-5707
Company
RCN

Job Summary:

The Solution Architect is the technical lead responsible for assessing legacy systems, designing secure and scalable modernization strategies, and guiding the architectural transformation of mission-critical applications, infrastructure, and data systems. This role drives technical decision-making across assessment and implementation task areas, ensuring that all solutions align with customer mission objectives, DoD compliance requirements, and emerging technology best practices.

Job Duties and Responsibilities:

  1. Architecture Assessment & Modernization Planning
  • Lead assessments of legacy systems including COBOL-based applications, IDMS/IMS databases, and monolithic workflows.
  • Analyze technical debt, data flows, interface complexity, and code maintainability to define modernization paths (refactor, replatform, replace).
  • Collaborate with PMO and mission partners to develop actionable modernization roadmaps.
  1. Solution Design & Integration
  • Architect modern hybrid cloud solutions that integrate mainframes with platforms like AWS GovCloud or Azure IL5.
  • Define architectures that support:
    • API enablement for legacy systems
    • Real-time data exchange and data lakes
    • Infrastructure-as-Code deployments
    • AI/ML pipelines
  • Align all solutions with the DoD Data Strategy, VAULTIS principles, and Zero Trust mandates.
  1. Technical Oversight
  • Lead the design of modernization artifacts such as architecture blueprints, sequence diagrams, security models, and deployment workflows.
  • Direct the implementation of DevSecOps pipelines, automated testing suites, and container orchestration (e.g., Kubernetes/OpenShift).
  • Ensure technical alignment between development, security, data, and infrastructure teams.
  1. Compliance and Governance Alignment
  • Apply DoDAF and enterprise architecture methodologies to guide system alignment with mission goals.
  • Ensure all architectures meet DISA STIGs, NIST 800-53, RMF, and CPTC security mandates.

Job Requirements (Education/Skills/Experience):

Required Skills & Experience:

  • Active Secret clearance required.
  • 10+ years of experience in solution or enterprise architecture for large-scale federal systems.
  • Expertise in:
    • Legacy system assessment and modernization
    • Mainframe-to-cloud transitions (IBM Z to AWS, Azure)
    • Hybrid cloud and edge integration
    • Metadata-driven data architecture, DataOps, and decoupled compute/store
  • Strong experience with modernization tools
  • Familiarity with architecture modeling frameworks

Preferred Certifications:

  • AWS, Azure, or Google Cloud Architect Certification
  • SAFe Architect or Agile Architecture-related certification

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