Network Engineer, Sr Staff

About the Position

Engineer the Future with Us

We currently have 630 open roles

About the Role

Network Engineer, Sr Staff

Sunnyvale, California, United States

Base Salary Range: $144,000 - $216,000

Date posted: 08/02/2026

Job ID: 18295

About the Company

Synopsys is the leader in engineering solutions from silicon to systems, enabling customers to rapidly innovate AI-powered products. We deliver industry-leading silicon design, IP, simulation and analysis solutions, and design services. We partner closely with our customers across a wide range of industries to maximize their R&D capability and productivity, powering innovation today that ignites the ingenuity of tomorrow.

Responsibilities

• Design and architect enterprise network solutions across LAN, WAN, data center, wireless, and security infrastructure that support a global workforce and AI-driven workloads
• Deploy, configure, and troubleshoot production network infrastructure using Cisco, Aruba, Versa, Palo Alto Networks, and Zscaler platforms in multi-site environments
• Build and maintain automation workflows using Python, Ansible, Terraform, and REST APIs to standardize configurations, reduce manual intervention, and improve deployment speed
• Lead the implementation of SD-WAN, EVPN/VXLAN, and DMVPN architectures to optimize connectivity and scalability across distributed sites
• Monitor network performance and security posture, analyze packet captures to diagnose latency, packet loss, and application-layer issues, and drive resolution
• Develop and maintain network documentation including architecture diagrams, configuration standards, security policies, and operational runbooks
• Mentor network engineers and cross-functional IT teams, sharing knowledge on complex protocols, troubleshooting techniques, and automation best practices

Requirements

• Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent practical experience
• 8+ years of hands-on network engineering experience, with several years in a senior or architecture-focused role designing and supporting large-scale enterprise networks
• Expert-level knowledge of routing and switching protocols including BGP, OSPF, EIGRP, EVPN/VXLAN, SD-WAN, and MPLS in multi-vendor environments
• Deep experience with network security technologies and protocols including IPSec, IKE, GRE, TACACS, RADIUS, 802.1x, NAC, and EAP-TLS
• Proficiency with network automation and configuration management tools such as Python, Ansible, Terraform, OpenStack, and REST APIs
• Extensive hands-on experience deploying and troubleshooting Cisco routing/switching, Aruba wireless, Palo Alto firewalls, and Zscaler secure access platforms
• Strong packet analysis skills using tools like Wireshark or tcpdump to diagnose root causes of performance degradation, latency, or connectivity failures
• Understanding of AI and machine learning concepts as they apply to network operations, including familiarity with AI-driven anomaly detection, predictive analytics for capacity planning, and how large language models can assist with configuration generation and troubleshooting workflows
• Certifications such as PCNSE, ZIA/ZPA, CCNP, CCIE, CISSP, or equivalent work experience are a strong plus

Nice to Have

• Experience with additional network technologies and tools
• Familiarity with cloud platforms and services

We Offer

• Competitive salary
• Comprehensive health, wellness, and financial benefits
• Annual bonus, equity, and other discretionary bonuses
• Opportunity to work in a collaborative and innovative environment

About the Team

You will join a global network engineering team responsible for designing and supporting all network services across Synopsys, including LAN, WAN, data center, remote access, wireless, and firewall security. The team values collaboration, continuous learning, and technical excellence, and you will have the opportunity to mentor engineers, lead architecture initiatives, and shape the future of network infrastructure at scale.

At Synopsys, we want talented people of every background to feel valued and supported to do their best work. Synopsys considers all applicants for employment without regard to race, color, religion, national origin, gender, sexual orientation, age, military veteran status, or disability.

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