What are the responsibilities and job description for the Senior Network Engineer position at Expert Technology Services?
Job Title: Applications Systems Analysis, Design, Development, Integration, Implementation, And/or Administration - Senior Network Engineer
Location: Phoenix, AZ
Work Mode: 100% Onsite
We are seeking an experienced Senior Network Engineer to support and enhance a mission-critical Computer Aided Dispatch (CAD) network that serves emergency Fire and Medical dispatch operations. This role is responsible for the architecture, design, implementation, maintenance, security, and resiliency of a large-scale network infrastructure supporting 24/7 public safety operations.
The ideal candidate will have strong expertise in Cisco networking, Palo Alto firewalls, routing protocols, network security, VPNs, QoS, and team leadership while supporting critical operational environments.
Must Have Skills- 5 years of experience in planning, designing, and maintaining large enterprise networks
- 5 years of experience configuring, managing, and troubleshooting:
- Cisco IOS devices
- Cisco Nexus switches
- Palo Alto Networks Next Generation Firewalls
- Palo Alto Panorama
- Experience with:
- BGP, OSPF, and EIGRP routing protocols
- Point-to-point VPNs, IPsec, and NAT
- Quality of Service (QoS) implementation
- Copper and fiber cabling installation and troubleshooting
- Supervising small teams of full-time and contract employees
- Supporting 24/7 critical operations, preferably in a Public Safety environment
- Splunk, ServiceNow, Jira, and SolarWinds Orion
- Industry certifications such as:
- CCNP
- Palo Alto Networks Next-Generation Firewall Engineer
- Equivalent networking certifications
- Design, implement, and manage Cisco Catalyst, Cisco Nexus, and Palo Alto-based network infrastructure
- Troubleshoot and resolve complex network performance and connectivity issues
- Perform network configurations, upgrades, patching, and maintenance activities
- Monitor network health and proactively address potential issues
- Lead and mentor network engineers and technical staff
- Collaborate with internal departments and third-party vendors on network projects
- Conduct capacity planning and network performance analysis
- Utilize monitoring tools to analyze network traffic and performance metrics
- Implement network security best practices and recommend security enhancements
- Coordinate installation and repair activities across multiple facilities
- Manage and document network architecture, standards, configurations, and procedures
- Deliver excellent customer service to stakeholders, vendors, and business partners
- Assist with network infrastructure budgeting and capital improvement planning
- Support other information technology initiatives as required
- Deployment of Palo Alto firewalls across regional Fire Stations
- OSPF and BGP routing optimization to reduce failover times
- Enhancing network resiliency, availability, and security for CAD operations
- Public Safety, Emergency Services, Government, Municipal, or Mission-Critical Network environments
- Experience supporting highly available 24x7 enterprise infrastructure
- Strong leadership, communication, and project coordination skills