Signal Integrity Engineer I

Location: US - Headquarters; on-site

Company

hirify.global builds high-performance infrastructure for demanding artificial intelligence workloads, spanning silicon, systems, and networking.

What you will do

• Support signal integrity and power integrity analysis for high-speed PCB designs from architecture through product validation.
• Assist with channel modeling, simulation, optimization, and correlation against laboratory measurements.
• Perform signal quality measurements using VNAs, TDR/TDT equipment, and high-speed oscilloscopes.
• Review PCB stackups and routing, and contribute to design guidelines.
• Analyze transmission lines, vias, connectors, cables, and package-to-board interfaces.
• Document results and support root-cause analysis and debugging of signal integrity issues with cross-functional hardware teams.

Requirements

• BS or MS in Electrical Engineering or a related field.
• 0–3 years of experience in signal integrity, PCB design, hardware design, or related areas.
• Basic understanding of high-speed digital design, transmission line theory, PCB stackups and routing, S-parameters, eye diagrams, and SI/PI fundamentals.
• Exposure to simulation tools such as Cadence Clarity, Cadence Sigrity, Keysight ADS, or Ansys HFSS.
• Exposure to laboratory instruments including VNAs, TDR/TDT equipment, or high-speed oscilloscopes.
• Strong analytical, problem-solving, communication, and teamwork skills.

Nice to have

• Experience with 56G, 112G, or 224G SerDes systems.
• Knowledge of PCIe, Ethernet, UCIe, or DDR interfaces.

Culture & Benefits

• Work on foundational infrastructure for next-generation AI workloads.
• Collaborate with experienced engineers across PCB design, hardware, packaging, and silicon teams.
• Operate in a high-performance environment emphasizing ownership, technical rigor, speed, and real-world impact.
• Accessible hiring process with accommodations available upon request.