Software Engineer III - TeraWave (C/C++ Networking)

Location: Greater Seattle Area, United States. Applicants must be U.S. citizens or nationals, lawful permanent residents, refugees, or individuals granted asylum.

Salary: $164,652.00–$230,512.80 annual base pay for California and Washington applicants; other site ranges may differ.

Company

hirify.global develops reusable space vehicles and systems and is building TeraWave, a multi-orbit satellite communications network for high-speed global connectivity.

What you will do

• Design and develop high-performance packet-processing applications in C/C++ using DPDK and FD.io VPP.
• Profile and optimize dataplane software for line-rate 100G/400G performance with minimal latency and jitter.
• Implement IP routing protocols and tunneling technologies, including BGP, OSPF, IS-IS, SRv6, MPLS, and GRE.
• Develop interfaces for SmartNICs, FPGA offload engines, and other hardware accelerators.
• Architect horizontally scalable dataplane systems for TeraWave Point of Presence clusters.
• Provide technical leadership through architecture decisions, code reviews, mentoring, and collaboration with platform, hardware, and network engineering teams.

Requirements

• Bachelor’s degree in Computer Science, Electrical Engineering, or a related field.
• At least 2 years of systems programming experience shipping carrier-grade networking software.
• Expert proficiency in C or C++.
• Strong Linux systems programming experience, including threading, memory management, and interrupt handling.
• Solid understanding of the OSI model, TCP/IP, and Ethernet switching fundamentals.
• Eligibility to work in the United States as a U.S. citizen or national, lawful permanent resident, refugee, or asylee.

Nice to have

• Experience with DPDK, VPP, eBPF, XDP, or Linux kernel networking internals.
• Experience with Mellanox/NVIDIA, Intel E810, or Broadcom DNX-based networking hardware.
• Knowledge of BGP, EVPN, Segment Routing, CPU pinning, NUMA awareness, and cache-line optimization.
• Experience with Kubernetes CNI, DPDK-in-Docker, space systems, satellite communications, or telecommunications networking.

Culture & Benefits

• Safety, collaboration, inclusion, and continuous technical improvement are emphasized.
• Medical, dental, vision, life insurance, and short- and long-term disability coverage.
• Paid parental leave, up to four weeks of paid time off, and up to 14 company-paid holidays.
• 401(k) plan with company matching of up to 5% and an Education Support Program.
• Stock options are available to regular employees working at least 20 hours per week.