Reverse Engineer - Android

Trellix; Montgomery (AL); Remote; USD 110,000 - 170,000; Full time

Benefits offered by this job

Retirement Plans

Medical, Dental and Vision Coverage

Paid Time Off

Paid Parental Leave

Support for Community Involvement

Job summary

Trellix in the United States is seeking an experienced Android Reverse Engineer to analyze apps and SDKs for security risks and evolving threats. You will apply advanced reverse engineering techniques to uncover underlying functionality.

This role requires strong hands-on skills in static and dynamic analyses, collaboration with security researchers, and delivering actionable recommendations to strengthen Trellix products and ecosystem.

Qualifications

• 3–5+ years of expertise in Android development, reverse engineering, or security assessments.
• Experience analyzing Android apps and SDKs for risks and security gaps.
• Proficiency with static and dynamic analysis tools (Jadx, Ghidra, Frida, IDA Pro, Burp).
• Understanding of Android fundamentals and malware threat trends.

Responsibilities

• Perform in-depth analysis of Android apps/SDKs to understand code and behavior.
• Apply reverse engineering techniques including decompilation, disassembly, and debugging.
• Identify user data risks, data leakage, and malware execution in Android software.
• Gather threat intelligence on Android malware and exploits; report findings.
• Collaborate with researchers and developers to share findings and improve security.

Skills

Android Development

Reverse Engineering

Pentesting

Application Security Assessments

CTF

Tools

Jadx

Ghidra

Frida

IDA Pro

Burp Suite

Job description

Remote United States

Full time

JR0038109

Job Title:

Reverse Engineer - Android

About Trellix

Trellix is a global cybersecurity leader helping organizations build cyber resilience for the AI era. Combining AI-native security, operational threat intelligence, and automated detection and response, Trellix provides defense-grade protection at machine speed across on-premises, air-gapped, operational technology, hybrid, and cloud environments. Trellix helps customers anticipate threats, scale effective security operations, maintain business continuity, and adapt their security posture for the modern threat landscape. Working with a broad partner ecosystem and global intelligence collaborators, Trellix helps strengthen the collective defense against cybercriminals and state-sponsored attacks. At Trellix, we empower professionals at all career stages to expand their technical expertise, lead strategic initiatives, and make a tangible global impact. Whether you are an industry pioneer or an emerging specialist, Trellix provides the tools and opportunities to enhance and expand your skill set. Join our mission to scale AI-driven cyber defense alongside an AI-accelerated threat landscape, and help build a safer, more resilient future. 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

Company Benefits and Perks:

• Retirement Plans
• Medical, Dental and Vision Coverage
• Paid Time Off
• Paid Parental Leave
• Support for Community Involvement

We're serious about 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.