Senior Application Architect; Remote

SENIOR SOLUTION ARCHITECT

Support mission‑critical initiatives and enable the growth of our business as a Senior Solution Architect e, you’ll become an integral part of how GDIT ensures the safety and security of our nation.

• Become a trusted Subject Matter Expert by reviewing client’s current mainframe, mid‑range system architecture, including interfaces, data models, and batch processing frameworks to understand current state business processes.
• Propose future state business processes and architectural solutions featuring industry best practices and technical design by operating efficiently and effectively in a multifaceted organization environment.
• Lead the implementation of modern technical solutions by supporting design and solutioning activities with the client’s financial agent and enhance user experience by utilizing advanced mapping tools and software architectural analysis methods.
• Collaborate with client’s financial agent to develop efficient and effective business work streams and provide technical drawings with detailed design and generating proof‑of‑concept solutions for adoption.
• Communicate and articulate requirements to financial agent oversight and development teams that will draft agile stories to implement adopted design decisions.
• Work with partner organizations and multiple development teams to ensure technical workflow solutions align with federal financial, security, and compliance requirements.
• Utilize expertise of process mapping workflow software such as Microsoft Visio or other industry standard tools to effectively map and present business workflows.
• Develop strategies for migrating legacy mainframe applications (COBOL, JCL, CICS, DB2, VSAM) to modern server and cloud environments.
• Provide architecture‑level recommendations for integration, performance optimization, and data migrations.
• Create and maintain technical documentation, including architecture diagrams, while contributing to modernization of roadmaps and data migration plans.
• Lead development teams in applying modern design patterns, cloud‑native principles, and Dev Sec Ops  practices.
• Support testing, validation, and deployment of new and reengineered applications across environments.

• Candidates must demonstrate experience applying industry standard tools to design cloud‑based solutions involving complex applications, databases, and interfaces.
• Candidates should have a proven track record in developing modernization strategies for hybrid environments that combine mainframes with custom applications from multiple vendors.
• Candidates be able to relate their mapping experience and tools used during the interview process and should be able to demonstrate their skills and experience in this area.
• The ideal candidate will analyze client operations and propose strategies that move away from mainframe systems, offering front‑end and back‑end solutions that align with GDIT’s goals of improving efficiency and strengthening trust with financial partners.

Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field.

10 years of experience in enterprise application architecture, systems design, and implementation.

• Familiar with mainframe technologies, including COBOL, JCL, CICS, DB2, and VSAM.
• Proven experience with modern web/server technologies, including Java, Spring Boot, RESTful APIs, Postgres, Tomcat/Web Logic, and Linux.
• Hands‑on experience with modernization or migration of legacy mainframe applications to distributed or cloud‑based systems.
• Strong understanding of system integration, data migration, and application interoperability between legacy and modern platforms.
• Excellent communication, collaboration, and documentation skills.

• Prior experience supporting federal financial systems.
• Expertise with financial application architectures (e.g., general ledger, disbursement, or reconciliation systems) that support disbursement operations.
• Experience with cloud technologies (AWS, Azure, or GCP), containerization (Docker, Kubernetes), and Dev Sec Ops  pipelines.
• Familiarity with federal IT frameworks, including FISMA, NIST 800‑53, and FedRAMP.

US Person.

None.

Remote / Any location.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans.