Senior Security Engineer - Perimeter Security

Job Overview

Senior Security Engineer – Full‑Time. The Sr Security Engineer is a senior technical engineer responsible for designing, implementing, and maintaining advanced network security solutions, with a primary focus on Zscaler technologies and broader network security initiatives. This role will collaborate with cross‑functional teams to ensure the firm’s network infrastructure is robust, secure, and optimized for performance and availability, while adhering to best practices and security standards.

• Design, deploy, and manage the Zscaler platform, including Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA).
• Lead network security initiatives, including firewall management, intrusion detection/prevention, and secure remote access including segmentation policies through ZPA.
• Monitor, analyze, respond, and remediate security incidents and vulnerabilities.
• Conduct network assessments and recommend improvements to enhance security and performance.
• Develop and maintain documentation for network architecture, security policies, and operational procedures.
• Collaborate with infrastructure and security teams to integrate security solutions and ensure compliance with regulatory requirements.
• Mentor junior engineers and provide technical guidance on network security best practices.
• Troubleshoot complex network issues, including connectivity, latency, and security concerns.
• Stay current with emerging network security technologies, threats, and vulnerability identification.

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Minimum 5 years of professional experience in network engineering and security, with at least 3 years working with Zscaler solutions.
• Expertise in configuring and managing Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA).
• Expertise with network protocols, routing, switching, and firewall technologies.
• Experience with security frameworks (e.g., NIST, ISO 27001) and regulatory compliance.
• Proficiency in network monitoring, analysis, and troubleshooting tools.
• Relevant certifications preferred (e.g., Zscaler Certified Professional, CISSP, CCNP Security).
• Excellent problem‑solving, communication, and organizational skills.
• Ability to work independently and as part of a team in a fast‑paced environment.

This role will require occasional after‑hours support and participation in on‑call rotations on a weekly basis. While the position is posted as hybrid, selected candidates may retain a home‑based status;
Edward Jones intends to continue offering the role as home‑based in good faith, though future business or regulatory needs may require on‑site work.

Candidates who live within a commutable distance from our Tempe, AZ and St. Louis, MO home office locations are expected to work in the office four days per week effective June 1 2026. Prior to June 1 2026, candidates who live within a commutable distance from these locations are expected to work in the office three days per week, with preference for Tuesday through Thursday.

Edward Jones’ compensation and benefits package includes medical, prescription drug, dental, vision, voluntary benefits (such as accident, hospital indemnity, and critical illness), short‑ and long‑term disability, basic life, and basic AD&D coverage. Short‑ and long‑term disability, basic life, and basic AD&D coverage are provided at no cost to associates. Edward Jones offers a 401k retirement plan, and tax‑advantaged accounts: health savings account, and flexible spending account.

Edward Jones observes ten paid holidays and provides 15 days of vacation for new associates beginning on January 1 of each year, as well as sick time, personal days, and a paid day for volunteerism. Associates may be eligible for bonuses and profit sharing. All associates are eligible for the firm’s Employee Assistance Program.

Hiring Minimum: $99,200
Hiring Maximum: $168,900

Edward Jones does not discriminate on the basis of race, color, gender, religion, national origin, age, disability, sexual orientation, pregnancy, veteran status, genetic information or any other basis prohibited by applicable law.