Senior System Engineer

Senior System Engineer

Position Description
The Senior System Engineer is responsible for designing, integrating, and maintaining enterprise‑level and cloud‑based systems that support federal mission needs. This role requires strong technical leadership in system architecture, data engineering, and secure system integration, with an emphasis on implementing Risk Management Framework (RMF) controls, API integration, and data-driven solutions.

Your future duties and responsibilities
• Develop, maintain, and enhance system architecture baselines to support scalable, secure, and efficient enterprise environments.
• Integrate Risk Management Framework (RMF) principles into system design and operations, ensuring alignment with federal security and compliance standards.
• Lead system, service, and API integration activities, ensuring seamless interoperability across applications and environments.
• Support data engineering workflows including ETL processes, data transformation, and data quality management.
• Develop and maintain data visualizations, dashboards, and analytics solutions to support operational, engineering, and mission decision-making.
• Deploy, configure, and maintain enterprise systems and cloud solutions, ensuring performance, availability, and security.
• Troubleshoot system issues, conduct root-cause analysis, and implement long-term corrective actions to prevent recurrence.
• Work closely with cybersecurity, development, and operations teams to ensure cohesive system design and implementation.
• Participate in system modernization initiatives, cloud migrations, and architectural improvements.
• Produce technical documentation, system diagrams, and engineering artifacts to support governance, audits, and lifecycle management.

Required qualifications to be successful in this role
• Bachelor’s degree in Information Systems, Engineering, Computer Science, or a related field.
• Minimum of 6 years of experience designing, maintaining, and deploying enterprise systems and cloud-based environments.
• Experience with architecture baselines, secure system design, and RMF integration.
• Hands-on experience with system and API integration in complex IT environments.
• Experience supporting ETL processes, data engineering activities, and creating data visualizations or analytics solutions.
• Strong understanding of enterprise system management, cloud architecture principles, and operational best practices.
• Excellent analytical, documentation, and communication skills, with the ability to collaborate across multidisciplinary teams.

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.

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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.