Senior Juniper SRX Firewall Engineer — Hybrid Monterrey

Corning Incorporated; Monterrey; Hybrid; MXN 900,000 - 1,200,000; Full time

Job summary

Corning Incorporated in Monterrey, Mexico is seeking a Senior Network Security Engineer to provide hands-on engineering and daily operational support for Juniper SRX firewalls across corporate and manufacturing networks. You will develop and maintain firewall policies, troubleshoot issues, and collaborate with internal teams and vendors to strengthen network security and reliability on a global scale.

This role requires five years of Juniper SRX experience, strong English communication, and

Qualifications

• At least five years of hands-on Juniper SRX experience, including engineering, configuration, administration, and troubleshooting.
• Strong networking knowledge and practical experience diagnosing routing, connectivity, and traffic-flow issues.
• Proficiency with Junos OS and Juniper SRX security policies, zones, NAT, VPNs, and high availability.
• Strong troubleshooting skills, including log analysis, packet capture analysis, and root-cause investigation.
• Experience managing firewall policies and rules throughout their lifecycle, including implementation, review, optimization, and documentation.
• Advanced English communication skills and the ability to work independently and collaborate with technical teams, vendors, and business stakeholders.
• Availability to work in Monterrey and follow rotating support schedules, including weekends, with flexibility for after-hours support and on-call coverage as needed.

Responsibilities

• Develop, implement, review, and maintain Juniper SRX firewall policies and rules, including security zones, NAT, VPNs, routing, and high-availability configurations.
• Troubleshoot firewall and network issues using logs, packet captures, and traffic analysis to identify root causes and restore service while minimizing business impact.
• Support firewall deployment, configuration, upgrades, and lifecycle management, including change planning, rollback procedures, validation, and technical documentation
• Collaborate with internal teams and vendors to resolve incidents, manage technical escalations, and improve network security and operational reliability.

Skills

Juniper SRX

Junos OS

Network Troubleshooting

Firewall Policy Management

English Communication

Education

Bachelor’s degree in Information Technology/Computer Science/Cybersecurity

Tools

Juniper SRX

Junos OS

Job description

Corning Incorporated in Monterrey, Mexico is seeking a Senior Network Security Engineer to provide hands-on engineering and daily operational support for Juniper SRX firewalls across corporate and manufacturing networks. You will develop and maintain firewall policies, troubleshoot issues, and collaborate with internal teams and vendors to strengthen network security and reliability on a global scale.

This role requires five years of Juniper SRX experience, strong English communication, and