Principle System Architect
CGI•Huntsville, AL
•Onsite
About The Position
CGI Federal is seeking a Principal System Architect to provide overarching technical leadership, architecture direction, and modernization strategy for a major federal transformation program. This senior level role drives system wide technical design, integration decisions, cloud alignment, modernization patterns, and enterprise architectural governance. The Principal System Architect partners across engineering, cloud, migration, DevSecOps, security, and product teams to architect resilient, scalable, and secure mission critical systems. This position is located in Huntsville, AL.
Requirements
- Must have an Active Top Secret Security Clearance
- U.S. Citizenship
- Bachelor's degree and 12+ years of experience in enterprise architecture, software engineering, or system design
- Extensive experience architecting large scale, complex, cloud enabled systems
- Expertise across application, integration, data, cloud, and security architecture domains
- Hands on experience with modern frameworks, microservices, distributed systems, and API design
- Strong understanding of DevSecOps, CI/CD, and cloud platform engineering (AWS preferred)
- Exceptional communication and leadership skills for guiding multi team technical direction
Nice To Haves
- Experience supporting federal modernization or national security programs
- Deep knowledge of cloud native architectures, containerization (Docker), orchestration (Kubernetes), or serverless
- Familiarity with large scale data pipelines, ETL frameworks, and legacy modernization patterns
- Experience producing technical approaches for program deliverables (Transition In, RTM, CVM, design artifacts)
Responsibilities
- Develop and lead the technical architecture vision, strategy, and roadmap for large scale modernization
- Define system wide patterns, standards, integration approaches, and modernization frameworks
- Ensure architectures align with cloud native, microservice, and security forward design principles
- Architect end to end solutions across application, data, security, and cloud layers
- Guide refactoring efforts, legacy system decomposition, and modernization of mission workloads
- Lead development of API architectures, interface definitions, platform integration points, and service boundaries
- Establish architecture standards, guardrails, and decision frameworks for engineering teams
- Conduct design reviews, validate technical approaches, and ensure alignment across workstreams
- Provide authoritative direction for engineering decisions impacting scalability, performance, security, and reliability
- Partner with Full Stack Engineers, Cloud Engineers, Data Engineers, DevSecOps teams, QA Automation, and Product Leads
- Support integration with CI/CD pipelines, cloud deployments, and platform operations
- Provide technical leadership during sprint planning, backlog refinement, PI planning, and release readiness
- Ensure all system designs meet federal security standards, operational constraints, and compliance requirements
- Lead architectural risk identification and mitigation strategies
- Drive performance optimization efforts across system components and cloud infrastructures
- Produce architecture diagrams, system models, technical specifications, integration matrices, and decision records
- Maintain architecture documentation supporting audits, engineering continuity, and future enhancements
- Present architectural guidance to leader
Benefits
- Competitive compensation
- Comprehensive insurance options
- Matching contributions through the 401(k) plan and the share purchase plan
- Paid time off for vacation, holidays, and sick time
- Paid parental leave
- Learning opportunities and tuition assistance
- Wellness and Well being programs
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What This Job Offers
Job Type
Full-time
Career Level
Principal
