Senior Network Engineer

Jobtailor; Arizona; On-site; USD 90,000 - 130,000; Full time

Job summary

Jobtailor seeks a Network Engineer to design, implement, and maintain complex LAN/WAN and data center networking solutions in a hybrid enterprise environment in Arizona. You will lead medium to large network initiatives and document architectures, partnering with Cloud, Security, SRE, and Platform teams to deliver integrated infrastructure.

The ideal candidate has 5–8 years of network engineering experience, strong TCP/IP, routing protocols, firewalls, load balancers, and scripting for

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Information Systems, or related field, or equivalent professional experience.
• Typically 5–8 years of progressive experience in network engineering for complex enterprise environments.
• Strong expertise in LAN/WAN, routing protocols (BGP, OSPF, EIGRP), VPN, and data center networking.
• Hands-on experience with firewalls (Cisco, Palo Alto), load balancers (F5), and network switches/routers.
• Experience supporting hybrid environments (on-prem and AWS).
• Solid understanding of TCP/IP, OSI model, Ethernet, and network services (DNS, DHCP, HTTP/S, SSH, SMTP).
• Experience with virtualization concepts (ESX, vSwitch/VDS).
• Practical experience with scripting or automation (Python, Bash, Ansible preferred).
• Strong troubleshooting skills with the ability to manage multiple priorities.
• Excellent written and verbal communication skills.
• Ability to make sound technical decisions within established architectural standards.
• Must pass background and drug screening.

Responsibilities

• Designs, configures, tests, and maintains complex LAN, WAN, data center, and cloud networking solutions.
• Leads technical design and implementation for medium to large network initiatives, including upgrades, migrations, and new service deployments.
• Translates architectural standards and strategic direction into executable technical designs and operational solutions.
• Leads the diagnosis and resolution of complex and escalated network incidents across multiple platforms and technologies.
• Performs advanced troubleshooting to isolate hardware, software, firmware, application, and network-related issues.
• Contributes to the evolution of the network platform by identifying improvement opportunities and recommending modern technologies, automation, and design patterns.
• Implements automation and configuration management practices to improve reliability, scalability, and operational efficiency.
• Works closely with Cloud, Platform, Security, SRE, Application Engineering, and Product teams to deliver integrated infrastructure solutions.

Skills

LAN/WAN expertise

Routing protocols (BGP/OSPF/EIGRP)

Networking hardware

Hybrid cloud experience (AWS)

Scripting/Automation

Troubleshooting

Communication skills

Education

Bachelor's degree in Computer Science/Engineering/Info Systems

Tools

Cisco IOS

Palo Alto

F5 load balancers

AWS

ESXi/vSphere

Job description

Responsibilities

• Designs, configures, tests, and maintains complex LAN, WAN, data center, and cloud networking solutions.
• Leads technical design and implementation for medium to large network initiatives, including upgrades, migrations, and new service deployments.
• Translates architectural standards and strategic direction into executable technical designs and operational solutions.
• Leads the diagnosis and resolution of complex and escalated network incidents across multiple platforms and technologies.
• Performs advanced troubleshooting to isolate hardware, software, firmware, application, and network-related issues.
• Conducts root cause analysis and implements corrective actions to prevent recurrence.
• Contributes to the evolution of the network platform by identifying improvement opportunities and recommending modern technologies, automation, and design patterns.
• Participates in architecture reviews and provides technical input into network standards, tooling, and operational processes.
• Implements automation and configuration management practices to improve reliability, scalability, and operational efficiency.
• Works closely with Cloud, Platform, Security, SRE, Application Engineering, and Product teams to deliver integrated infrastructure solutions.
• Serves as a trusted technical partner for engineering teams requiring network expertise.
• Participates in high-visibility, cross-functional projects from design through implementation.
• Maintains and supports enterprise LAN/WAN, firewall, load balancing, and web hosting environments.
• Participates in 24x7 on‑call rotations and provides escalation support as needed.
• Creates and maintains accurate technical documentation, diagrams, and operational runbooks.
• Implements network security controls and policies in alignment with enterprise security standards.
• Participates in firewall governance processes, including rule reviews and approvals.
• Supports the company’s commitment to protecting system and data confidentiality, integrity, and availability.
• Provides technical guidance and informal mentorship to junior engineers.
• Shares best practices, troubleshooting techniques, and operational knowledge within the team.
• Maintains industry knowledge through ongoing training and professional development.

Requirements

• Bachelor’s degree in Computer Science, Engineering, Information Systems, or related field, or equivalent professional experience.
• Typically 5 - 8 years of progressive experience in network engineering, including responsibility for complex enterprise environments.
• Strong expertise in LAN/WAN, routing protocols (BGP, OSPF, EIGRP), VPN, and data center networking.
• Hands‑on experience with firewalls (Cisco, Palo Alto), load balancers (F5), and network switches/routers.
• Experience supporting hybrid environments (on‑prem and AWS cloud).
• Solid understanding of TCP/IP, OSI model, Ethernet, and network services (DNS, DHCP, HTTP/S, SSH, SMTP).
• Experience with virtualization concepts (ESX, vSwitch/VDS).
• Practical experience with scripting or automation (Python, Bash, Ansible preferred).
• Strong troubleshooting skills with the ability to manage multiple priorities.
• Excellent written and verbal communication skills.
• Ability to make sound technical decisions within established architectural standards.
• Must pass background and drug screening.