Zscaler Network Security Engineer - U.S. Citizenship Required

Company: CGI
Location: Fairfax
Posted on: April 1, 2026

Job Description:

U.S. - CGI Federal roles - Homelessness to Housing By playing this video you consent to Google/YouTube processing your data and using cookies – Learn more . Position Description: 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. Your future duties and responsibilities: • 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. Required qualifications to be successful in this role: • 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). • 2 years of hands-on experience in network security engineering/architecture, including firewalls, routers, switches, load balancers, and sensors. • 1 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. Desired qualifications: • 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). CGI is required by law in some jurisdictions to include a reasonable estimate of the compensation range for this role. The determination of this range includes various factors not limited to skill set, level, experience, relevant training, and licensure and certifications. To support the ability to reward for merit-based performance, CGI typically does not hire individuals at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range for this role in the U.S. is $100,800.00 - $245,500.00. CGI Federal's benefits are offered to eligible professionals on their first day of employment to include: • 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 CGIFederalJob LI-JK6 DHSCareers Skills: Computer Security Cyb.Sec.Eng. (Sensor /Device) Cyber Network Security Security Architecture What you can expect from us: 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 US_Employment_Compliance@cgi.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.

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