Senior Systems and Network Engineer

IonQ, Inc. [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance.

Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before.

Location: This role is based at our College Park, MD office, with the option to work a few days a week remotely.

IonQ is building quantum computers at College Park, and the infrastructure underneath that work is a crucial component. A misconfigured VLAN or a failed provisioning job can stop a calibration run or delay a system build.

We are looking for a Senior Systems and Network Engineer to own the classical infrastructure layer that directly supports quantum hardware builds and operation at our College Park site. This means provisioning the servers and system heads that control quantum hardware, building and maintaining the lab and datacenter networking those systems run on, and integrating the cameras, laser control systems, and other bespoke scientific hardware that make a quantum system work.

This is lab-grade systems and network engineering: closer to research computing at a national facility than to corporate IT. You will spend your time with real