Senior Infrastructure Engineer Specialist; Hybrid

About Us

At Selective, we don't just insure uniquely, we employ uniqueness. Selective is a midsized U.S. domestic property and casualty insurance company with a history of strong, consistent financial performance for nearly 100 years. Selective's unique position as both a leading insurance group and an employer of choice is recognized in a wide variety of awards and honors, including listing in Forbes Best Midsize Employers in 2025 and certification as a Great Place to Work in 2025 for the sixth consecutive year.

Employees are empowered and encouraged to Be Uniquely You by being their true, unique selves and contributing their diverse talents, experiences, and perspectives to our shared success. Together, we are a high‑performing team working to serve our customers responsibly by helping to mitigate loss, keep them safe, and restore their lives and businesses after an insured loss occurs.

Selective is seeking an ITS Senior Infrastructure Engineer Specialist to partner with engineers across IT network infrastructure, supporting our business platforms and ensuring stable, efficient operations while continuously improving to meet the evolving needs of our business community. This role is focused on network engineering operations, including maintaining, optimizing, and enhancing performance and reliability of the network environment. The Engineer will provide technical expertise to help drive strategic initiatives and support Selective Insurance's "Cloud First" direction.

The Network Engineer is also responsible for documenting designs, operational procedures, and enhancements, and sharing knowledge with the broader team.

• Provide operational expertise in IT to support, maintain, and optimize highly integrated, secure, resilient, and consistently available network solutions, serving as the gate to production by enforcing production readiness standards and operational acceptance practices.
• Implement and maintain standardized methodologies to deploy and maintain routing and switching, LAN/WAN, wireless network, load balancers, cloud infrastructure networking components, network monitoring tools, WAN acceleration, SD WAN and other relevant technologies.
• Maintain enterprise network routing architectures using protocols such as Open Shortest Path First (OSPF), Border Gateway Protocol (BGP), and Enhanced Interior Gateway Routing Protocol (EIGRP).
• Have knowledge of SDN concepts and familiarity with Python, REST, model‑driven programmability, containers and other modern aspects of network engineering.
• Have a strong background in data center networking technologies like Cisco IOS, NXOS, Cisco VPC, Spine‑Leaf designs, OTV and VXLAN layer‑2 extensions, etc.
• Perform as SME escalation in support of IT operational organization during complex highly impactful outages that can cross multiple functional domains, involving chronic recurring problems, vendor product bugs and other critical network functionality.
• Ensure all engineered solutions have sufficient design documentation available including HLD and LLD documents.
• Ensure all solutions are operationally ready for production by incorporating operational requirements and providing complete documentation, training, and standard operating procedures to support daily operations, maintenance, upgrades, and escalation management.
• Identify areas for enhanced efficiency through automation, suggested process improvements and streamlined workflow.
• Work with Information Security to ensure that security policies are properly engineered into the delivered solutions and features.

• College degree in Computer Science or a related field preferred.
• 10+ years of relevant experience in a fast‑paced, enterprise‑level environment including expertise roles.
• Ability to create and maintain accurate network diagrams and documentation for design and planning network layout and communication systems.
• Experienced in Azure Cloud networking.
• Advanced level knowledge of many of the following technologies:
  Cisco Catalyst and Nexus switches;
  Cisco routers;
  Cisco Meraki wireless LAN;
  Cisco ISE; F5 LTM, APM and iRules;
  Palo Alto firewalls, including Prisma Access;
  Cloud…