Sr. Systems Architect

CGI is seeking a Senior Systems Architect to lead enterprise technical architecture supporting modernization and sustainment of Congress.gov. The Architect will design secure, scalable, highly available systems aligned to federal security frameworks and Library of Congress (LOC) enterprise standards. The role partners closely with engineering, product, and security teams to ensure architecture aligns with mission objectives, modernization priorities, and LOCs technical environment.

Your future duties and responsibilities: Lead architecture design for complex, public-facing, mission-critical systems.

Develop technical standards, patterns, integration approaches, and modernization roadmaps.

Ensure all system designs align with federal security frameworks and LOC compliance requirements.

Conduct design reviews, risk assessments, performance tuning, and technical oversight.

Support production operations through troubleshooting, diagnostics, and system optimization.

Produce and maintain architectural documentation including diagrams, patterns, and standards.

Advise stakeholders on cloud readiness, modernization strategies, and emerging technologies.

U.S. Citizenship

Bachelors degree in Computer Science, Engineering, or related field

8-11 years of experience designing and implementing enterprise systems

Demonstrated experience designing secure, scalable systems in federal environments

Proficient in web applications, web infrastructure (servers, network appliances)

Proficient with security, databases, and APIs

Proficient with Agile methodology

Proficient in languages such as Java and Python

Proficient in MySQL, Mongo DB, Solr, and OracleExperience with secure coding practices and federal software development environments

Experience with PHP (/Symfony), Angular, and NodeStrong understanding of federal security frameworks and compliance requirements

Ability to communicate complex technical concepts to technical and non-technical audiences

Desired Qualifications

Experience with cloud platforms (AWS, Azure, GCP)

Familiarity with modern JavaScript frameworks, containerization, and API-first design

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.