Sr. Network Engineer 4

Location: Philadelphia, Pennsylvania 19130, United States; hybrid schedule with three in-office days per week at one of three Greater Philadelphia area offices

Salary: $118,000–$191,750 per year

Company

Day & Zimmermann is a corporation operating enterprise IT and networking infrastructure.

What you will do

• Plan, engineer, implement, and support enterprise networking and communications infrastructure.
• Troubleshoot remote access solutions, including Cisco ASA firewalls, F5 BIG-IP load balancers, NAC, VPN components, and wireless networks.
• Participate in architectural design and implementation of systems, infrastructure, and networking hardware.
• Monitor, analyze, tune, and improve network performance, availability, security, and recoverability.
• Analyze network, server, and storage systems and recommend upgrades and changes.
• Coordinate wiring, equipment installations, vendors, and broadband or IP connectivity for remote offices.

Requirements

• 10+ years of experience installing, configuring, and supporting networking communications hardware and software.
• Expertise with Cisco firewalls, routers, switches, access devices, and related communications protocols.
• Strong knowledge of LAN/WAN devices, network security appliances, TCP/IP, and WAN communications.
• Bachelor’s degree in a related field.
• Ability to write, read, and communicate complex information in English.
• Ability to work three days per week in a Greater Philadelphia area office.

Nice to have

• Experience with F5, cloud networking, and other networking and communications vendors.
• Familiarity with VoIP technologies and related solutions.
• Experience independently leading projects and directing the work of others.

Culture & Benefits

• Hybrid work model combining office connection and flexibility.
• Occasional night and weekend work may be required for upgrades and maintenance.
• Travel requirement of 0–20%.