Reverse Engineer- Android
WFA Digital Insight
Trellix’s Android Reverse Engineer sits at the heart of a global effort to dissect malicious Android code and harden the ecosystem. Unlike generic app‑security jobs, this position demands deep familiarity with both high‑level Android frameworks (Java, Kotlin, Flutter) and low‑level native binaries, plus hands‑on use of tools such as Ghidra, Frida, and IDA Pro. Candidates will be feeding threat‑intel streams that directly influence Trellix’s AI‑driven security platform, meaning every finding can shape protection for thousands of enterprises. The remote‑first setup lets you collaborate across time zones with researchers, developers, and incident responders, while the company’s culture emphasizes authentic contributions and flexible work‑life balance.
Job Description
Job Title: Reverse Engineer- Android About Trellix Trellix is a global company redefining the future of cybersecurity. The company’s comprehensive, open, and native cybersecurity platform helps organizations confronted by today’s most advanced threats gain confidence in the protection and resilience of their operations. Trellix, along with an extensive partner ecosystem, accelerates technology innovation through artificial intelligence, automation, and analytics to empower over 50,000 business and government customers with responsibly architected security. More at https://trellix.com .
Role Overview
Android Reverse Engineer In support of our global Android Reverse Engineering program, we seek highly skilled Android App and SDK Reverse Engineers to join our team. This role will involve analyzing and deconstructing Android applications and SDKs to identify potential security risks and gain insights into their underlying functionality. About The Role Deep Dive Analysis: Conduct in-depth analysis of Android applications and SDKs to understand their codebase, architecture, functionality and to identify potential risks. Reverse Engineering Techniques: Employ advanced reverse engineering techniques to extract information from various codebases, including decompilation, disassembly, and debugging. Risk Identification: Identify user and device risk, data leakage, and malicious code execution within Android apps and SDKs. Threat Intelligence: Gather, analyze and report threat intelligence related to Android malware, exploits, and emerging security trends. Collaboration: Collaborate with security researchers, developers, and other stakeholders to share findings, provide recommendations, and contribute to the development of secure applications and ecosystem. ABOUT YOU We require a minimum of 3 - 5+ years of expertise in one or more of the following: Android Development, Reverse Engineering, Pentesting, Application Security Assessments, Capture the Flag (CTF). Our Android Reverse Engineering Program also requires hands on experience with the following: Analyzing, unpacking, and reverse engineering code of malicious applications or SDKs. Static and Dynamic Analysis Techniques Reverse Engineering tools such as Jadx, Ghidra, Frida, IDA Pro, Burp, to perform binary and APK analysis Java, Kotlin, JavaScript, Flutter, and other mobile software languages ELF (Native Binaries) reverse engineering Development of signatures (SQL, Yara, etc.) An understanding of the following topics will be greatly appreciated and utilized: Android Fundamentals such as Android activity lifecycles, common Android API usage, AOSP, and how an Android application is created. Techniques utilized by malicious applications to harm the user’s device or their data Mobile App store policies (Ads, PHAs, Developer, etc.) Network traffic analysis; security fundamentals Research on threats such as APT using Open-Source Intelligence (Virus Total, Web, ExploitDB, MITRE, etc.) Encoding and Cryptography Authentication mechanisms and security Device rooting Complex frameworks and application packers CompanyBenefits and Perks
We believe that the best solutions are developed by teams who embrace each other's unique experiences, skills, and abilities. We work hard to create a dynamic workforce where we encourage everyone to bring their authentic selves to work every day. We offer a variety of social programs, flexible work hours and family-friendly benefits to all of our employees. Retirement Plans Medical, Dental and Vision Coverage Paid Time Off Paid Parental Leave Support for Community Involvement We're serious ab out our commitment to a workplace where everyone can thrive and contribute to our industry-leading products and customer support, which is why we prohibit discrimination and harassment based on race, color, religion, gender, national origin, age, disability, veteran status, marital status, pregnancy, gender expression or identity, sexual orientation or any other legally protected status. Our Commitment to You: At Trellix, we are committed to creating a safe and trustworthy experience for our customers, employees, and candidates. Please be aware that fraudulent recruiting activity can occur through fake job postings or impersonated communications. Trellix conducts interviews through professional channels only and does not use text messages, instant messaging, or group chats for interviews. We will never request sensitive personal information—such as your date of birth, Social Security number, or national ID number—during the interview process. Trellix also does not require candidates to pay fees, purchase products or services, or process payments of any kind as part of the recruiting or hiring process. And Trellix will never keep any original work authorization documents that we may be required to review during the hiring process.How to Stand Out
- Showcase a portfolio of dissected Android APKs, including screenshots of decompiled code and the signatures you authored.
- Highlight specific tools (Jadx, Ghidra, Frida, IDA Pro) you’ve used in past analyses; mention any custom scripts you wrote.
- Prepare to discuss a recent Android malware sample you investigated, focusing on the discovery process and mitigation recommendations.
- Emphasize experience with both Java/Kotlin and native (ELF) binaries; demonstrate how you bridge high‑level and low‑level analysis.
- During interviews, be ready to perform a live debugging or static‑analysis exercise; practice explaining your methodology out loud.
- Research Trellix’s open‑source threat‑intel feeds beforehand to reference their approach in your answers.
- If offered, negotiate for a remote‑work stipend or professional development budget to stay current on emerging Android threats.
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