Security Engineer III

Location and Remote Work

Fairfax, VA or Lafayette, LA office, with hybrid working model acceptable. The position is based in the United States.

Full Time

The Security Engineer III is the enterprise technical authority for advanced cybersecurity engineering, Zero Trust architecture design, and security modernization efforts across Treasury's hybrid cloud ecosystem. This role leads transformative engineering initiatives to implement secure architectures, automate security controls, and strengthen Treasury's cyber resilience.

• Design, deploy, and optimize security architectures supporting cloud, hybrid, and on premise environments.
• Implement secure configurations, baselines, and automated security controls.
• Lead engineering support for identity management, authentication, and access control modernization.
• Implement Dev Sec Ops  security enhancements and secure integration pipelines.
• Support application hardening, vulnerability remediation, and secure API integrations.
• Implement emerging protections including those for AI enabled applications and services.

• Bachelor's degree in Cybersecurity, Information Systems, Computer Science, or related field.
• 9+ years relevant experience.
• Experience with automation tools, cloud security tooling, and Zero Trust patterns.
• Knowledge of NIST SP 800 207.

• CISSP or Security+ certification.
• Experience with secure engineering for AI or modern application stacks.

A reasonable estimate of the current range for this role in the U.S. is $ - $.

• 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

• Enterprise risk management
• Identity and access mgt (IAM)
• Cloud architecture
• Dev Ops
• Integration architecture
• Security Certification

Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. You'll shape your career by joining a company built to grow and last.

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.