Sr. Firewall Engineer
FreedomPay
Philadelphia, United States
December 02, 2025
Apply NowSr. Firewall Engineer
Philadelphia, Pennsylvania
Infrastructure – Cloud Architecture /
Full Time /
Hybrid
Seek to join a team of Cloud, Systems, and Network Engineers on our Infrastructure Team. You will be responsible for designing, implementing, and maintaining Network Security based solutions in a Hybrid Data Cloud Environment. You will primarily work with Palo Alto Firewalls, as well as other technologies such as Azure Firewalls, Cisco ASA, and VMware NSX. You will also collaborate with other engineers, developers, and stakeholders to ensure the reliability, security, and scalability of our systems.
This position takes part in an engineering escalation on-call rotation.
Responsibilities:
- Manage and administer Firewalls including Palo Alto, Azure Firewall, and Cisco ASA
- Deploy, configure, and troubleshoot firewall rules, object-groups and IP Groups
- Monitor and analyze system metrics, logs, and alerts using tools such as Dynatrace and Splunk
- Implement and enforce security best practices and policies for Firewalls, Load Balancers, and Web Application Firewalls
- Provide technical support and guidance to other teams and engineers where systems communication and security is paramount
- Research and evaluate new technologies and solutions to improve our infrastructure and operations
- Document and update system architecture, design, and configuration
Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
- 5+ years of experience in firewall administration and firewall rule implementation with Palo Alto
- 3+ years of experience with cloud firewall technologies
- Strong knowledge of Windows and Linux network services including tcp/ip, pki, Kerberos, and Active Directory networking.
- Understanding of routing and layer 2 networking
- Proficient with hybrid cloud data center technologies
- Experience with monitoring and logging tools including Dynatrace and Splunk, syslog, and top
- Excellent communication, collaboration, and problem-solving skills
- Ability to work independently and as part of a team
- Certifications in Palo Alto, Cisco, and Microsoft Azure desired
- Familiar with DevOps and CI/CD principles and tools including vscode, Git, Azure DevOps, and ArgoCD
- Familiar with Kubernetes CNI framework, and security in a container environment
We have offices in Philadelphia, Las Vegas, and London, and employ individuals across 20 different states and 7 different countries. All roles are hybrid, meaning that employees may work remotely but should expect periodic travel to an office. Frequency will vary pending your role and responsibilities.