Senior System Architect

Senior System Architect

Position Description
The Senior System Architect is responsible for designing scalable, secure, and multi-tenant enterprise systems that align with federal security frameworks and organizational architecture standards. This role partners closely with engineering, security, and business stakeholders to ensure solutions meet operational, security, and compliance requirements.

Your future duties and responsibilities
• Lead the design and architecture of complex, enterprise-scale systems with a focus on scalability, security, and multi-tenant capabilities.
• Ensure system architecture aligns with applicable federal security frameworks, enterprise standards, and industry best practices.
• Collaborate with cross-functional teams to define system requirements, integration points, and technical roadmaps.
• Provide architectural guidance throughout the full system development lifecycle, including design reviews, risk assessments, and performance optimization.
• Support production environments by resolving complex technical issues, enhancing system performance, and ensuring uptime and reliability.
• Develop and maintain architectural documentation, system diagrams, and technical standards.
• Advise leadership and technical teams on emerging technologies, architectural improvements, and modernization opportunities.

Required qualifications to be successful in this role
• Minimum of 7+ years of experience administering enterprise applications or systems.
• At least 3 years of hands-on experience supporting production environments.
• Proven experience designing secure, scalable, and multi-tenant systems in enterprise or federal environments.
• Strong understanding of federal security frameworks and compliance requirements.
• Demonstrated ability to communicate complex technical concepts to both technical and non-technical audiences.
• Experience leading cross-functional technical initiatives.
Preferred Qualifications
• Experience with cloud platforms (AWS, Azure, or GCP).
• Familiarity with DevSecOps practices and CI/CD pipelines.
• Relevant certifications (e.g., CISSP, AWS Solutions Architect, TOGAF).

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll 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. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll 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.

You’ll shape your career by joining a company built to grow and last. You’ll 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 team—one of the largest IT and business consulting services firms in the world.

Qualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status or responsibilities, reproductive health decisions, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics to the extent required by applicable federal, state, and/or local laws where we do business.

CGI provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation to apply for a job in the U.S., please email the CGI U.S. Employment Compliance mailbox at View email address on clients.njoyn.com . You will need to reference the Position ID of the position in which you are interested. Your message will be routed to the appropriate recruiter who will assist you. Please note, this email address is only to be used for those individuals who need an accommodation to apply for a job. Emails for any other reason or those that do not include a Position ID will not be returned.

We make it easy to translate military experience and skills! Click here to be directed to our site that is dedicated to veterans and transitioning service members.

All CGI offers of employment in the U.S. are contingent upon the ability to successfully complete a background investigation. Background investigation components can vary dependent upon specific assignment and/or level of US government security clearance held. Dependent upon role and/or federal government security clearance requirements, and in accordance with applicable laws, some background investigations may include a credit check. CGI will consider for employment qualified applicants with arrests and conviction records in accordance with all local regulations and ordinances.

CGI will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI’s legal duty to furnish information.