Senior Android Power & Thermal Architect

Sigma Group; Redmond, Northern (WA, KY); Hybrid; USD 130,000 - 195,000; Full time

Benefits offered by this job

Paid Time off

401(k)

401(k) matching

Life insurance

FSA

HSA

Employee Assistance Program

Referral Program

Job summary

Sigma Connectivity Inc. in Redmond, WA is seeking a Senior Android Power and Thermal Engineer with a strong focus on system-level power characterization and performance.

You will work on Qualcomm-based or similar embedded platforms, connecting software power behavior with hardware power metrics. Responsibilities include analyzing power across sleep states, debugging power issues across kernel, driver, and firmware layers, and collaborating with teams to optimize battery and thermal performance.

Qualifications

• BS or MS in Computer Engineering, Computer Science, Electrical Engineering or Embedded Systems Engineering.
• 8+ years of embedded systems experience.
• Strong understanding of Android Power Management and Embedded Linux.

Responsibilities

• Analyze and optimize Android system power consumption across active, idle, sleep, suspend, and deep-sleep states.
• Investigate Android Power Manager, wakelocks, suspend/resume behavior, CPU idle states, DVFS, and thermal management.
• Debug power-related issues spanning Android Framework, System Services, HAL Layers, Device Drivers, Linux Kernel, Firmware.
• Analyze BatteryStats, dumpsys, Perfetto traces, systrace, kernel traces, logcat logs, and vendor diagnostics.
• Correlate Android software behavior with measured electrical power consumption.
• Identify and resolve excessive battery drain, wake-up events, thermal throttling, and performance bottlenecks.

Skills

Team player

Proactiveness

Context switching

Willingness to learn

Ownership

Problem solving

Communication

Embedded Linux

Education

BS or MS in Computer Engineering, CS, EE, Embedded Systems

Tools

Perfetto

systrace

dumpys

logcat

Job description

Sigma Connectivity Inc. in Redmond, WA is seeking a Senior Android Power and Thermal Engineer with a strong focus on system-level power characterization and performance.

You will work on Qualcomm-based or similar embedded platforms, connecting software power behavior with hardware power metrics. Responsibilities include analyzing power across sleep states, debugging power issues across kernel, driver, and firmware layers, and collaborating with teams to optimize battery and thermal performance.