Sr. Network Security Engineer

**Date**:Sep 11, 2025

**Location**: Obispado, NLE, MX, 64060

**Company**:Corning

Requisition Number: 70719

**The company built on breakthroughs.**
**Join us.**

Corning is one of the world’s leading innovators in glass, ceramic, and materials science. From the depths of the ocean to the farthest reaches of space, our technologies push the boundaries of what’s possible.

How do we do this? With our people. They break through limitations and expectations - not once in a career, but every day. They help move our company, and the world, forward.

At Corning, there are endless possibilities for making an impact. You can help connect the unconnected, drive the future of automobiles, transform at-home entertainment, and ensure the delivery of lifesaving medicines. And so much more.

**Come break through with us.**

Our Optical Communications segment has recently evolved from being a manufacturer of optical fiber and cable, hardware and equipment to being a comprehensive provider of industry-leading optical solutions across the broader communications industry.This segment is classified into two main product groupings - carrier network and enterprise network. The carrier network product group consists primarily of products and solutions for optical-based communications infrastructure for services such as video, data and voice communications. The enterprise network product group consists primarily of optical-based communication networks sold to businesses, governments and individuals for their own use.

**Role Purpose**:
Corning has an immediate opening for a motivated Network Security Engineer who has firewall experience to join Corning's Global Cybersecurity Operations organization. This position is part of an expanding team aiming to limit Cybersecurity risks and protect our corporate capability using multiple layers of protection.

**Key Responsibilities**:

- Physically install and connect firewalls and other security appliances, performing some security tasks, adapting to evolving technologies and threat techniques.
- Install the latest vendor-approved stable firmware on appliances, establishing updated procedures of installation as needed
- Monitor firewalls for up/down or issues, document, root cause analysis, reporting
- Create virtual firewalls with appropriate configurations and policies.
- Configure remote access VPN and site-to-site VPN functionality.
- Configure firewall interfaces, network configurations, access control lists and policies, routing, remote access (VPN), and next-generation firewall feature sets implementing best practices.
- Integrate firewall with VPN and other related security products/appliances as required.
- Configure SIEM Integration
- Create and manage firewall rulesets.
- Collection, analysis, and change recommendations of configuration information to streamline support and minimize impact to manufacturing.
- Collection and initial analysis of packet trace information and recommendation of corrective actions based on the analysis.
- Investigates minor security breaches using established procedures, incorporating analytical tools and techniques.
- Consultation of technical documentation, bulletins, and release notes for known problems. Contributes to management reporting processes.
- Follow up on technical cases, including proper escalation and management of the case
- Addresses and resolves a variety of security events to maintain system integrity and operational continuity.
- Manage customer communications and expectations until the closure of each case, including vendor escalations, device RMA, and coordination support.
- Create or maintain standard operating procedures.
- Able to work on-site, hybrid, and remote, after hours and/or be part of an on-call rotation.

**Experiences/Education - Required**:

- **5+ years of firewall experience**.
- Relevant certifications desired on security tools, such as: Firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), SIEM, VPN
- Experience desired on: IVANTI Pulse Secure, Juniper, Palo Alto Networks, Cisco.

**Required Skills**:

- Strong experience with vulnerability management
- Support out-of-band connectivity devices, and log collectors.
- Create and manage firewall rulesets.
- Advanced troubleshooting on the full range of firewall products
- Explores and applies relevant digital tools and skills for their role.
- Understands and collaborates on the analysis of user/customer needs and represents this in their work.

**Shift Schedule**
- This role follows a rotational schedule, requiring availability for weekends and night shifts

**Preferred Skills**
- Bachelor’s degree in computer science, Software Engineering or related field, or an equivalent combination of training and experience is desirable.
- One year of Manufacturing or Operational Technology experience.

**Travel Requirement**
- Up to 10%

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