Principal Software Engineer SD-WAN

San Jose, CA · full time · Lead / Staff / Principal

$155,500 – $315,000

Listed on Juniper Networks’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

HPE is hiring a Principal Software Engineer to architect and lead their next-generation SD-WAN security platform, working on high-performance networking with advanced cryptography and performance optimization. This role suits a seasoned systems architect with deep expertise in secure networking, Linux kernel development, and proven leadership experience shipping large-scale products.

Our summary, not Juniper Networks’s wording. The full posting is on their site.

Skills this role names

What they ask for

Required

10+ years software engineering experience
Strong expertise in secure networking and embedded systems
Deep knowledge of IPSec/VPN and IKEv2 protocol
5+ years with high-performance networking frameworks like DPDK, VPP, or eBPF
5+ years with security protocols and cryptographic libraries
Experience with open-source networking tools like StrongSwan, Libreswan, OpenVPN, or WireGuard
FIPS 140-2/3 validation and Common Criteria certification experience
Hardware offloading experience with Intel QAT or AES-NI
Advanced C/C++ and multithreaded system-level programming
Proven track record architecting and delivering large-scale secure networking products
Leadership and mentoring experience with senior engineers

Nice to have

Quantum-safe cryptography experience
Next-generation security protocols knowledge
SD-WAN product development for enterprise or service provider markets
NextGen Firewalls, Secure Web Gateways, IDS/IPS, or Deep Packet Inspection experience