Haystack
← Back to Jobs
Technology
ST

Required Sr Network Engineer 15+ YEARS EXP - San Jose - Onsite

Synersys TechnologiesSan Jose, CA🇺🇸United StatesPosted Sep 24, 2026

Why This Role Stands Out

You'll lead critical network migration projects and gain deep expertise with Palo Alto Networks, a highly sought-after skill in the tech industry. This role is perfect for a seasoned network engineer who thrives on complex challenges and enjoys hands-on, impactful work within a dynamic environment. Take this opportunity to elevate your career and apply today!

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
San Jose, CA, United States
Posted
5 days ago
Load BalancingTCP/IPDNS

Job Description

Senior Network Engineer – Palo Alto & Network Migration

Location: San Jose, CA
Work Arrangement: Fully Onsite
Employment Type: Contract / Long-Term

Job Summary

We are seeking an experienced Senior Network Engineer with strong expertise in Palo Alto Networks firewalls, network security, and large-scale network migration projects. The ideal candidate will have hands-on experience designing, implementing, troubleshooting, and migrating enterprise network and security infrastructure.

This is a fully onsite position in San Jose, CA, and candidates must be comfortable working onsite throughout the engagement.

Key Responsibilities

  • Design, configure, implement, and support enterprise network infrastructure.

  • Lead and execute Palo Alto firewall migrations, upgrades, and technology refresh projects.

  • Plan and perform migrations from legacy firewalls to Palo Alto Networks platforms.

  • Develop detailed migration plans, implementation procedures, rollback plans, and network documentation.

  • Configure and manage Palo Alto firewalls, security policies, NAT, VPN, routing, and security profiles.

  • Perform network discovery and analyze existing network and firewall configurations prior to migration.

  • Troubleshoot complex network connectivity, routing, firewall, and security issues.

  • Work with cross-functional teams to coordinate migration activities and minimize service disruption.

  • Validate network connectivity and application functionality following migrations.

  • Monitor network performance and proactively identify and resolve infrastructure issues.

  • Maintain accurate network diagrams, configuration documentation, and operational procedures.

  • Participate in maintenance windows, cutovers, and post-migration validation.

  • Provide technical guidance and support to network and security teams.

Required Skills & Experience

  • 15+ years of experience in Network Engineering or a related field.

  • Strong hands-on experience with Palo Alto Networks firewalls.

  • Proven experience with firewall migration and network migration projects.

  • Experience with Palo Alto PAN-OS, Panorama, security policies, NAT, VPN, and routing.

  • Strong understanding of TCP/IP, BGP, OSPF, VLANs, LAN/WAN, DNS, DHCP, and network troubleshooting.

  • Experience with enterprise routing and switching technologies.

  • Hands-on experience troubleshooting complex network and firewall issues.

  • Ability to develop and execute detailed migration and rollback plans.

  • Strong documentation and communication skills.

  • Experience working in enterprise environments with complex network infrastructure.

Preferred Qualifications

  • Palo Alto Networks certification such as PCNSA, PCNSE, or PCCET.
  • Experience migrating from Cisco ASA/Firepower, Check Point, Fortinet, or other legacy firewall platforms to Palo Alto.
  • Experience with data center networking and security.
  • Knowledge of high availability (HA), load balancing, and VPN technologies.
  • Experience with network monitoring and automation tools.
  • Experience working on large-scale enterprise infrastructure transformation projects.

Work Location

San Jose, California – 100% Onsite

Similar jobs