Senior Network Security Engineer

About the Role

We are shaping the era of pervasive intelligence — where smart systems, AI-powered innovation, and advanced silicon design define how the world connects and computes.

This role is built for security-minded engineers who love solving complex technical problems, automating repetitive tasks, and learning cutting-edge tools across cloud, networking, and cybersecurity domains. You will support global infrastructure — spanning data centers, cloud environments, and secure enterprise networks — while developing automation solutions that enhance speed, consistency, and security. You are eager to grow and learn, embracing new challenges and opportunities to advance your career in network security.

You will be responsible for supporting all global network services, including LAN, WAN, data center, remote access, wireless, and firewall security. The team manages a global data center footprint of over 12 megawatts of power, 12 colocation data centers, 10 on-prem data centers, and over 50,000 servers.

What You’ll Be Doing

• Design,

configure, deploy, monitor, and troubleshoot production network infrastructure and associated services.

• Design

and implement network security standards and access controls following NIST frameworks.

• Develop

and implement network security policies and procedures.

• Design

and implement campus and data center macro- and micro-segmentation policies.

• Utilize

automation tools and scripts to standardize deployment configurations and environments.

• Monitor

and analyze networks for potential security threats and vulnerabilities.

• Manage

network security infrastructure including SASE, firewalls, VPNs, and ZTA solutions.

• Help

maintain and advance Zero Trust Architecture adoption.

• Develop

and enforce best-practice security standards, compliance, and governance.

• Conduct

external and internal security audits and assessments to identify potential risks and vulnerabilities in the network infrastructure, adhering to industry-standard cybersecurity frameworks.

• Stay

up to date on emerging network security threats and proofs of concept.

• Create

and maintain documentation of network security designs, processes, and procedures.

• Identify

and solve problems related to overall security infrastructure performance, efficiency, and availability in a timely manner.

• Contribute

to network and security support ticketing and provide timely resolution for end-user issues.

• Fine-tune

and adapt compliance automation scripts for new solutions.

The Impact You’ll Have

• Improve

reliability and speed of security operations through automation and AI tools.

• Enhance

the organization’s network security posture through the implementation of new vendor solutions.

• Ensure

compliance with network security standards, governance, and industry best practices.

• Provide

critical support for global remote field offices and data centers, ensuring secure and reliable network connectivity.

• Utilize

automation to streamline deployment configurations, improving efficiency and consistency.

• Support

the advancement and maintenance of Zero Trust Architecture, reinforcing the organization’s security framework.

• Contribute

to the resolution of network security issues, minimizing downtime and ensuring business continuity.

Requirements

What You’ll Need

• 6+

years of experience working on current, industry-leading (Gartner Leaders) technologies.

• Bachelor’s

degree or equivalent work experience.

• Proficiency

in network configuration management and automation tools (Python, Ansible, OpenStack, Terraform).

• Familiarity

with REST API automation and configuration-management secure coding.

• General

knowledge of NIST, CIS Benchmark, and/or STIG security frameworks.

• Strong

experience with zero-day mitigation and remediation.

• Experience

with MFA, SSO, and SAML deployment.

• Certifications

such as PCNSE, ZIA/ZPA, CCNP, CCDP, CCIE, CISSP, CCDE, CEH, or Security+ (or equivalent work experience) are a strong plus.

• Familiarity

with Cisco ACI and application service chaining.

• Familiarity

with Aruba ClearPass NAC.

• Deep

understanding of network security systems and protocols such as IPSec, IKE, GRE, TACACS, RADIUS, 802.1x, OSPF, DMVPN, BGP, and SD-WAN.

• Experience

configuring and troubleshooting Cisco, Versa, and Aruba devices.

• Experience

configuring Palo Alto, Zscaler, and SASE solutions.

• Knowledge

of frontier AI threat risk and prevention.

• Ability

to work after hours to support projects and maintenance activities.

• Well-versed

in automation and scripting tools such as Python and Ansible.

• Ability

to create best-practice secure environment diagrams and documentation.

• Ability

to quickly learn new or unfamiliar technologies and products using documentation and online resources.

• Strong

verbal, written, interpersonal, and communication skills.

Good to Have

• Knowledge

of quantum-resistant encryption and migration planning.

• Exposure

to AI/ML frameworks such as scikit-learn, PyTorch, or Azure ML.

• Cloud

experience in GCP, Azure, and AWS.

• Experience

working in a global team environment and solving problems independently.

• Master’s

degree in Network or Computer Engineering, Computer Science, or Cybersecurity.