Mobile Security Technician

About the role

We are seeking a Mobile Security Technician to join Sun King’s Cyber Security Team in Nairobi. As an ethical hacker you will focus on identifying and mitigating security weaknesses in our smartphone‑based financing solutions and related IoT devices.

Key responsibilities

• Perform offensive security assessments of hardware, firmware, embedded OS and payment stacks on Sun King mobile devices.
• Reverse‑engineer firmware and conduct static and dynamic analysis to uncover vulnerabilities.
• Detect and exploit flaws in bootloaders, MDMs, Android kernel components, secure‑boot implementations and cryptographic mechanisms.
• Develop and demonstrate proof‑of‑concept attacks to illustrate business impact.
• Collaborate with product, hardware and software engineering teams to define secure development practices.
• Contribute to threat modeling, architecture reviews and stay current with emerging vulnerabilities relevant to smartphone financing ecosystems.

Required profile

• Strong knowledge of Android security, Mobile Device Management and IoT device architectures.
• Hands‑on experience with hardware exploitation techniques such as JTAG/SWD/UART debugging, side‑channel analysis and fault injection.
• Familiarity with firmware review tools (binwalk, Firmadyne, QEMU) and secure‑boot, TPM/TEE, flash encryption technologies.
• Proven ability to write and execute proof‑of‑concept code in Python, C/C++ or Bash.

Required skills

• Android security, MDM, IoT hardware testing
• JTAG/SWD/UART, side‑channel, fault injection
• Flash 64, Pandora, Easy JTag, Chimera, CM2
• Ghidra, IDA Pro, Binary Ninja, JTAGulator, OpenOCD, Bus Pirate
• Binwalk, Firmadyne, QEMU
• Secure boot, TPM/TEE, flash encryption
• Python, C/C++, Bash

What we offer

• Professional growth in a fast‑expanding, high‑social‑impact industry.
• Collaborative, multicultural environment with colleagues from diverse backgrounds.
• Structured learning and development programs tailored to your career path.