Senior Infrastructure Engineer

We are looking for a Senior Network Infrastructure Engineer to join our team in Philadelphia, PA. This is an exciting opportunity to support and shape mission-critical infrastructure that underpins enterprise-wide applications and services. We have deep expertise in data center networking, firewalls, and load balancing and we'd love to speak with you if you bring solid experience in F5, A10, Palo Alto, and Cisco routing and switching.

About You - Experience, Education, Skills, and Accomplishments

• At least 5 years of hands-on experience supporting enterprise-level infrastructure and network environments
• At least 5 years of experience with F5 and A10 load balancers and Web Application Firewalls (WAF)
• At least 5 years of experience with Palo Alto firewalls
• At least 5 years of experience with Cisco routing and switching, including routing protocols (OSPF, BGP, EIGRP)
• Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field

It would be great if you also had...

• Experience supporting on-prem data centers
• Experience with F5 migration projects
• A relevant certification (e.g., CCNA, F5-CTS, Palo Alto PCNSA/PCNSE)

What will you be doing in this role?

• Troubleshooting and resolving complex 2nd and 3rd-level support issues, primarily within the data center and networking space
• Owning and executing project-based work such as infrastructure upgrades, hardware deployments, and F5 migrations
• Acting as a key escalation point for incident tickets related to networking, load balancing, and firewall issues
• Supporting and maintaining core data center infrastructure including LAN/WAN, wireless networks, and internal core routing
• Integrate new standards, specifications, and technologies into existing processes and methodologies.
• Support technology and software development teams and end users with server related questions and issues.

About the Team

Our Infrastructure Operations team is a highly cross-functional group that supports the foundational technologies enabling all internal IT and enterprise systems. While the focus of this role is on on-premises data center infrastructure, you'll collaborate with adjacent teams including cloud, application, security, and enterprise support.

The team manages networking across remote offices and centralized data centers - including edge networks, firewalls, load balancers, and internal LAN/WAN connectivity. You'll be joining a group of experienced engineers who take pride in owning critical infrastructure and driving improvement across the tech stack.

Internal stakeholders include nearly all technical teams, as this group provides the transport layer and connectivity foundation that underpins our IT operations.

Hours of Work

• Full-time permanent position working core business hours (Eastern Time), with flexibility to support occasional maintenance windows or global stakeholders as needed
• Hybrid schedule: 2-3 days/week on-site in Philadelphia, PA
• Participate in a shared on-call rotation (approximately every 8-12 weeks, for 2-week periods), with some work during off-hours/weekends depending on data center location