Senior/Staff SI/PI Engineer

Location: Singapore, SG

Company

hirify.global is a technology company focused on Bitcoin mining, ASIC chips, mining infrastructure, and AI cloud capabilities, with global datacenter and energy operations.

What you will do

• Analyze and optimize Signal Integrity (SI) and Power Integrity (PI) across chip, package, and system levels.
• Collaborate with chip, package, and board design teams on floor planning, pad ring, RDL, bump map, and ball map optimization.
• Model, analyze, optimize, and verify chip-package structures, including SI/PI risk assessment and sign-off for high-speed interfaces.
• Establish and deliver SI/PI design guidelines and rules for chip products.
• Build and maintain simulation material and model libraries, simulation environments, methodologies, and workflows.
• Correlate simulation results with physical lab measurements and support cross-functional debugging of SI/PI issues.

Requirements

• Degree in Microelectronics, Telecommunications, Electromagnetics, Microwave Engineering, Physics, or a related field.
• Solid theoretical foundation in Signal Integrity and Power Integrity fundamentals.
• Proficiency in at least one mainstream SI/PI tool: ANSYS Electronics Desktop (EDT/HFSS), HSPICE, Keysight ADS, or Cadence Sigrity.
• Strong learning agility and intellectual curiosity focused on signal integrity engineering.
• Detail-oriented, responsible, collaborative, and equipped with excellent communication skills.

Culture & Benefits

• Inclusive culture valuing authenticity and diverse perspectives and backgrounds.
• Open workspace and startup-oriented environment in a fast-growing company.
• Opportunities to contribute directly to digital asset industry projects and new processes or systems.
• Personal accountability, autonomy, rapid growth, and learning opportunities.
• Welfare benefits plus training, mentoring, and other development opportunities.