Senior Network Engineer

Your Role at Cabot

The Senior Network Engineer is responsible for the availability, reliability, maintenance, and operational performance of Cabot's global network infrastructure.

Reporting to the Network Platform Owner and working closely with managed service providers, regional IT teams, and site resources across Cabot's global footprint, this role serves as the senior technical resource for network operations, implementation, troubleshooting, and lifecycle management across enterprise and manufacturing environments.

The Senior Network Engineer is accountable not only for maintaining day-to-day network operations, but also for executing network improvements, upgrades, and modernization initiatives across the enterprise.

How You Will Make an Impact

• Ensure the availability, performance, and reliability of the enterprise network infrastructure.
• Monitor and maintain network health across LAN, WAN, wireless, remote access, and perimeter services.
• Lead investigation and resolution of network outages, service degradations, and performance issues.
• Manage network incident, problem, and change activities in accordance with established operational processes.
• Maintain operational readiness through proactive monitoring, maintenance, patching, configuration management, and lifecycle management.
• Support business continuity and disaster recovery objectives through resilient network operations.
• Lead and directly execute network engineering initiatives across switching, routing, wireless, firewall, remote access, and voice infrastructures.
• Plan and implement network upgrades, technology refreshes, and infrastructure improvements.
• Configure, deploy, and validate network solutions in accordance with approved architecture, security requirements, and operational standards.
• Execute and operationalize network architectures, standards, and design patterns established by the Network Platform Owner.
• Support network modernization initiatives, including SD-WAN, network segmentation, wireless refreshes, and cloud connectivity projects.
• Participate in site deployments, cutovers, migrations, and post-deployment stabilization activities.
• Develop and maintain network documentation, runbooks, diagrams, operational procedures, and as-built configurations.
• Serve as the senior technical escalation point for complex network incidents and operational issues.
• Act as the point of escalation for managed service providers on network and security-related issues, providing technical direction and driving resolution of complex or systemic problems.
• Coordinate restoration efforts during major incidents and service disruptions.
• Perform root cause analysis and drive corrective actions to prevent recurrence.
• Support after-hours maintenance activities and critical incident response when required.
• Ensure network operations and implementations align with established security standards, architecture, and risk requirements.
• Support implementation and maintenance of network segmentation, secure remote access, network access controls, and firewall policies.
• Assist with security investigations and incident response activities requiring network expertise.
• Ensure network telemetry, logging, and monitoring capabilities meet operational and security requirements.
• Identify and remediate network-related risks, vulnerabilities, and configuration deviations.
• Coordinate daily operational activities with managed service providers and technology vendors.
• Validate provider performance against established service-level agreements and operational expectations.
• Review changes, maintenance activities, and implementation plans for operational impact and technical quality.
• Escalate recurring service quality or performance concerns to the Network Platform Owner as appropriate.
• Partner with regional IT teams to ensure consistent support and operational practices globally.
• Maintain operational ownership of network infrastructure across enterprise and manufacturing environments.
• Support capacity planning, performance optimization, platform lifecycle, and technology refresh activities.
• Ensure all network changes are properly assessed, documented, tested, approved, and implemented.
• Maintain compliance with established network, security, and operational standards.
• Provide technical leadership and mentorship to network administrators, managed service provider resources, and local IT teams.
• Support strategic modernization initiatives through technical implementation and operational transition activities.

• 7+ years of enterprise network engineering and operations experience.
• Strong hands-on expertise in routing and switching, wireless networking, TCP/IP, VPN and remote access technologies, firewalls, and network security controls.
• Experience supporting global or multi-site enterprise environments.
• Experience working within managed service provider-supported operating models.
• Strong troubleshooting, root cause analysis, and problem-solving skills.
• Strong English communication skills, both verbal and written.

Nice to have

• Industry certifications such as CCNP, Fortinet certification, or equivalent.
• Experience with ServiceNow or similar IT service management platforms.
• Network automation and scripting using Python, Ansible, or PowerShell.
• Familiarity with NIST, ISO 27001, or other security frameworks.
• Experience supporting global organizations and diverse regional environments.

• Permanent ocntract.
• Monthly allowance & Yearly bonus.
• Health insurance from first day of work.
• Hybrid work schedule (3 days on site and 2 days’ work from home).
• This role includes domestic and international travel up to 15% to support global site initiatives and major deployments.
• Off-hours availability is expected during planned maintenance windows, cutovers, and critical incident response activities.
• Dynamic, Flexible, Team Environment - Work with global teams supporting critical business operations and manufacturing sites.
• Growth - Opportunity to support and modernize a global network environment while expanding technical expertise.
• Flexible Work Environment - Autonomy to manage priorities and drive operational excellence.
• Benefits, Vacation, Etc. - Competitive compensation and benefits package.
• Feedback - Direct and constructive feedback focused on professional growth.
• Support - Partnership with Digital Security, the Network Platform Owner, managed service providers, and global site teams to ensure success.