Zscaler Network Security Engineer (SME) - U.S. Citizenship Required

Zscaler Network Security Engineer (SME) - U.S. Citizenship Required

CGI Federal has an exciting opportunity for an Advanced Network Protection (ANP) Network Security Engineer focused on Zscaler Security Service Edge (SSE). You will support the design, deployment, configuration, and maintenance of security solutions to protect agency networks and data using Secure Web Gateway (SWG) and Zero Trust Network Access (ZTNA) capabilities of Zscaler SSE. You will implement features such as Data Loss Prevention (DLP), SSL inspection, URL filtering, file protection, sandboxing, and SaaS security. Additionally, you will deliver secure, automated solutions in cloud and on-premises environments, following Scaled Agile Framework (SAFe) methodologies. This position is ideal for proactive engineers who excel at crafting innovative, resilient designs and working with cross-functional teams in a fast-paced environment. This position is located in one of CGI Federal's offices in Fairfax, VA or Lafayette, LA; however, a hybrid working model is acceptable. You will be required to work in a CGI Federal office two days per week.

Design and Implement Security Solutions: Develop and deploy Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) solutions to secure internet traffic and private application access. Network Configuration and Management: Configure and manage network security components, including proxies, firewalls, and VPNs, in alignment with Zscaler technologies. Policy Migration and Management: Migrate existing security policies from on-premises solutions to cloud-based Zscaler services, ensuring seamless integration with existing IT infrastructure. Troubleshooting and Support: Diagnose and resolve complex technical issues related to network security using tools like Wireshark or TCPDump. Provide support for incident response activities. Security Monitoring: Implement monitoring solutions to detect and respond to potential security threats. Optimize system performance through regular reviews. Collaboration: Work with cross-functional teams, including network engineers, security analysts, and developers, to integrate security solutions into the overall IT infrastructure. Perform work within a SAFe Agile framework. Documentation: Develop and maintain documentation, including deployment guides, configuration and installation guides, and architecture diagrams.

Due to the nature of the contract requirements, U.S. citizenship and successful completion of a CGI background check are required prior to beginning work. In addition, candidates must have the ability to obtain and maintain a DHS EOD/Public Trust clearance. Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field (or equivalent experience). 8+ years of hands-on experience in network security engineering/architecture, including firewalls, routers, switches, load balancers, and sensors. 3+ years of experience configuring Zscaler. Proficient in configuring and managing Zscaler products, including ZIA and ZPA. Experience with network protocols, LAN/WAN configurations, and cloud platforms such as Azure. Strong understanding of Zero Trust architecture principles and experience with security tools like Secure Web Gateway (SWG), CASB, DLP, etc. Strong knowledge of SASE, cloud networking, ZTNA, SD-WAN, and VPN alternatives, with hands-on configuration of DLP, SSL inspection, URL filtering, sandboxing, and SaaS security. Proficiency in automation tools such as Terraform, Ansible, or Python for infrastructure-as-code and reusable Prisma configurations. Excellent communication and collaboration skills for working with cross-functional teams, stakeholders, and vendors. Ability to convey technical information clearly to non-technical stakeholders.

Experience working within a SAFe Agile framework. Experience with CISA's Continuous Diagnostics and Mitigation (CDM) program. Understanding of Advanced Network Protection concepts; general understanding and/or experience in Managed Services. Relevant certifications such as Zscaler Certified Cloud Professional (ZCCP). Certifications in network security (e.g., CISSP, CCNA Security).

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.