Mobile CNO Developer

SixGen, Inc.; United States; Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Health, dental, vision, and life insurance

Flexible Leave Policy

Flexible hours

401(k) contribution

Reimbursements for training events and gym memberships

Job summary

A technology solutions firm is seeking an experienced engineer specialized in reverse engineering for Android and iOS applications. The role involves analyzing mobile applications' security, using industry-standard tools, and developing custom solutions. Candidates should hold a relevant degree or equivalent experience, with at least 8 years in the field. The position offers a hybrid work environment, comprehensive health benefits, and supportive work-life balance policies.

Qualifications

• Bachelor's degree in computer science, computer engineering, cyber security, or equivalent work experience.
• 8+ years of experience in reverse engineering mobile applications.
• Strong curiosity, attention to detail, and desire to mentor junior engineers.

Responsibilities

• Perform static and dynamic reverse engineering of Android and iOS mobile applications.
• Analyze network packet captures.
• Write clear and precise technical reports to document findings.

Skills

Reverse engineering mobile applications

Static analysis

Dynamic analysis

Network traffic analysis

Python

C programming

Education

Bachelor's degree in computer science or related field

Tools

Frida

jadx

Ghidra

Wireshark

Job description

Location: Sterling, VA, Hybrid (WFH and in office)

Clearance Requirements: Must be a U.S. citizen. TS clearance required

Years of Experience: 8+ years

Working with SIXGEN

SIXGEN is committed to solving our customer’s hardest problems with eagerness, effectiveness, and efficiency. As an engineer at SIXGEN, you’ll work in a unique position at the intersection of software development, binary and network protocol reverse engineering, and large-scale data analysis.

Why You Matter

At SIXGEN, you’ll provide meaningful support to our federal customers. You will use your knowledge of Android or iOS reverse engineering, static and dynamic analysis of Android or iOS apps, and analysis of forensic artifacts left on mobile devices to assess the security of Android and iOS mobile apps.

Responsibilities

• Perform static and dynamic reverse engineering of Android and iOS mobile applications and the custom protocols they implement
• Be familiar with rooting and jailbreaking techniques, as well as emulation of Android devices
• Capture, triage, and analyze network packet captures
• Overcome difficult problems through collaboration with teammates and brainstorming novel approaches
• Examine on-disk artifacts that apps leave behind
• Identify opportunities for streamlined processes or automation through development of custom tools in Python or C
• Write clear and precise technical reports to document findings
• Contribute across projects and disciplines; expect growth into adjacent technical areas

Qualifications

• A bachelor’s degree in computer science, computer engineering, cyber security, or related field (or equivalent work experience)
• 8+ years of experience in reverse engineering mobile applications
• Experience with industry-standard reverse engineering tools such as jadx, Frida, Objection, apktool, Hopper or Ghidra
• Understanding of Android compilation obfuscation techniques such as ProGuard
• Familiarity with Android Debug Bridge (ADB) and debugging iOS with Xcode
• Knowledge of standard TCP/IP protocols and network traffic analysis (Wireshark, mitmproxy, etc.)
• Knowledge of industry-standard cryptographic primitives
• Experience developing software with Python and/or C
• Strong curiosity, attention to detail, and desire to mentor junior engineers

Benefits

• Employer-funded health, dental, vision, and life insurance
• Flexible Leave Policy
• Flexible hours and opportunities to work from home
• 4% 401(k) contribution, vested immediately
• Reimbursements for training events, gym memberships, cell phone and internet bills, and lunches with coworkers

We are an equal‑opportunity employer and embrace people of all backgrounds.