Apptad ยท 8 hours ago
Network Engineer (W2 only)
Apptad is a company focused on providing network engineering solutions, and they are seeking a Network Engineer to manage and optimize network hardware and configurations. The role involves troubleshooting complex network issues, implementing automation tools, and ensuring network performance and security.
Responsibilities
Deployment, configuration, and maintenance of network hardware (routers, switches, firewalls) from Cisco and Palo Alto (C9200, C9300X, C9200, PA5500). Ensure all network systems adhere to security and compliance standards. Make sure there is the least user interruption with any deployment or migrations
Troubleshooting of complex network issues, performing deep-dive analysis, root cause isolation, and permanent resolution for incidents affecting end users
Develop and implement network automation tools and scripts (e.g., using Python, Ansible, Terraform) to streamline operational tasks, provisioning, and configuration management
Proactively monitor network performance and capacity, identifying bottlenecks and implementing optimizations to improve latency and throughput
Configuration of all network hardware (C9200-24PXG, C9300X-48TX) along with helping with cabling issues
Migrate the network for all cells after coordination with the research teams (one cell at a time), ensuring transition as smooth as possible with minimum user disruption
Turning up the network hardware for any new cells
Troubleshooting network issues
Creating vlans or changing vlans
Documenting any changes in the IP/vlan spreadsheet
Updating firewall policies based on issues and user requirements
Qualification
Required
7+ years of progressive experience in an enterprise and large-scale network engineering, design, and operations, preferably within an ISP, large enterprise, or cloud/tech environment
Expert-level knowledge of TCP/IP, host routing issues
Deep, practical knowledge of Layer 2 technologies is mandatory, including Spanning Tree Protocol (STP/RSTP/MSTP), VLANs/Trunking, EtherChannel/LAG, VTP, and addressing L2 security and stability concerns in large domains
Deep hands-on experience with Cisco, and Palo Alto platforms, including expertise in their respective operating systems (e.g. IOS XE, PAN-OS) and technologies like Cisco Stackwise and Cisco Stackwise Virtual. Experience with troubleshooting optical issues
Proficiency in Python for network automation, API interaction, and data manipulation. Experience with configuration management tools like Ansible is highly desirable
Solid experience with network security best practices, firewalls, Palo Alto Panorama
Professional-level network certifications (such as CCNP, or equivalent) or equivalent experience
Preferred
Familiarity with network monitoring and logging tools (e.g., Zabbix, PRTG etc)
Experience in cross-functional projects involving servers, virtualization and storage
A Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field