Sr. Network Engineer (Remote)

Crum & Forster Company Overview Crum & Forster (C&F) provides market leading property & casualty, accident & health, specialty and standard commercial lines insurance solutions. A true underwriting company, we have a 200-year history of helping our customers manage risk with laser-focused expertise, integrity and discipline. Our people are empowered to make decisions and problem-solve with you smartly and swiftly. Our annual gross written premium is 6.2 billion. C&F enjoys a financial strength rating of "A+" (Superior) by AM Best. Our most valuable asset is our people. We have 3000 employees, and locations throughout the United States and India. With our employee-first focus, the Company is consistently recognized as a great place to work, earning multiple workplace and wellness awards, including the Great Place to Work® Award, Fortune 100 Best Companies to Work For, Fortune Best Workplaces for Parents, Fortune Best Workplaces for Millennials, and many others. C&F is part of Fairfax Financial Holdings. For more information about C&F, please visit our website: www.cfins.com Travel Insured International (TII), a Crum & Forster company is a leading travel insurance provider with more than 30 years in business. As a key component of our Specialty Business Unit, within the Accident & Health division, TII provides travel protection plans to help each individual travel confidently. Travel Insured International is proud to offer products to consumers and to agency partners of all sizes. We're committed to providing dependable coverage, great value, and end-to-end satisfaction for all customers. Crum & Forster is seeking a highly skilled and experienced Senior Network Engineer to support the design, implementation, security, and ongoing operation of the organization’s enterprise network infrastructure. This role is responsible for ensuring the reliability, scalability, and security of network services across a primarily Azure-based hybrid environment, while also supporting critical on-premises infrastructure. The Senior Network Engineer will serve as a key technical resource in the planning and execution of network architecture, cloud connectivity, security engineering, and operational support initiatives. This individual will work closely with Infrastructure, Cloud Engineering, Cybersecurity, and other technology teams to deliver resilient, compliant, scalable and secure network solutions that align with business objectives and enterprise standards of corporate and customer‑facing systems. Hybrid in our Glastonbury, CT, office 2-3 days per week, is preferred. However, the position can also be remote with travel to Glastonbury, CT as needed. Job Description What you will do: Network Architecture & Engineering Design, implement, and maintain enterprise network infrastructure supporting hybrid cloud and on-premises environments. Develop and support secure, scalable, and highly available network solutions across LAN, WAN, SD-WAN, VPN, wireless, and load balancing technologies. Lead the design and implementation of resilient network topologies that support redundancy, failover, and business continuity requirements. Administer and optimize network segmentation, routing, switching, and secure access controls across the enterprise. Configure, manage, and support firewall platforms, with a strong emphasis on Fortinet technologies. Evaluate existing network architecture and recommend improvements to increase performance, availability, security, and operational efficiency. Ensure network designs and engineering practices comply with internal standards, regulatory obligations, and information security requirements. Security Engineering & Operations Implement, manage, and enhance enterprise network security controls across cloud and on-premises environments. Support and administer core security and network technologies, including: Fortinet firewalls Switching and wireless platforms, including  HP/Aruba Intrusion detection and prevention systems (IDS/IPS) Secure Access Service Edge (SASE) and Zero Trust networking solutions Identity-based and role-based access controls Perform security hardening and maintain secure configuration standards for network infrastructure. Monitor network security posture and coordinate remediation of vulnerabilities, misconfigurations, and operational risks. Partner with Cybersecurity teams on incident response activities, threat analysis, containment, root cause analysis, and post-incident improvement efforts. Support audit, compliance, and governance activities related to network and security infrastructure. Cloud & Hybrid Networking Design and support secure hybrid network connectivity with primary focus on  Microsoft Azure , while maintaining integration with on-premises environments. Implement and support Azure networking services, including virtual networks, routing, ExpressRoute, VPN gateways, network security groups, and cloud-native firewall controls. Collaborate with Cloud Engineering and Infrastructure teams to establish and enforce network guardrails, secure landing zone standards, and connectivity patterns. Support secure communication for distributed applications, APIs, and microservices across hybrid environments. Provide support for additional cloud connectivity requirements, including AWS where applicable. Assist in the development of scalable network patterns that enable cloud adoption, modernization, and secure application delivery. Collaboration Expectations Serve as a senior technical contributor and trusted partner to Infrastructure, Cloud, and Cybersecurity teams. Provide technical guidance and mentorship to junior engineers and operational support staff. Contribute to architectural discussions, project planning, and strategic technology initiatives. Demonstrate sound judgment, accountability, and a proactive approach to identifying and resolving issues. Foster a co