Mobile Security Technician
On-site · Nairobi, Nairobi County, Kenya
Job Summary
Mobile Security Technician position in Nairobi, Kenya, focusing on offensive security assessments of Sun King mobile devices, reverse-engineering firmware, and developing proof-of-concept exploits to demonstrate vulnerabilities. Responsibilities include testing hardware/firmware, evaluating embedded systems and payment stacks, collaborating with product and engineering teams to improve secure development practices, and keeping abreast of emerging vulnerabilities relevant to smartphone financing ecosystems. Strong candidates will have Android security expertise, hardware exploitation techniques, experience with reverse engineering tools, firmware analysis, and knowledge of secure boot/TPM/TEE in embedded contexts. Proficiency in Python/C++/Bash and familiarity with fintech device security and secure provisioning are valued.
Required Qualifications
- Solid knowledge of Android security, Mobile Device Management, IoT device architectures, and hardware security testing
- Strong familiarity with hardware exploitation techniques (e.g., JTAG/SWD/UART debugging, side-channel techniques, fault injection)
- Hands-on experience with Flash 64, Pandora, Easy JTag, Chimera, CM2, and similar tools
- Proficiency in reverse engineering tools such as Ghidra, IDA Pro, Binary Ninja, and debugging tools like JTAGulator, OpenOCD, or Bus Pirate
- Experience reviewing and modifying firmware images (binwalk, Firmadyne, QEMU)
- Familiarity with secure boot, TPM/TEE, flash encryption, and other embedded security technologies
- Programming and scripting capability in Python, C/C++, Bash, or similar languages
- Knowledge of common vulnerability classes (e.g., memory corruption, design flaws, insecure update mechanisms)
- Exposure to payment/fintech device security and secure device provisioning environments
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