Senior Systems Engineer — Malware Reverse Engineer

The Josef Group; Annapolis, Northern (MD, KY); Hybrid; USD 120,000 - 190,000; Full time

Job summary

The Josef Group in Annapolis, MD seeks a Senior Software Engineer specializing in low-level systems programming and malware analysis. You will bridge deep technical work with client engagement, spending ~25% of time with customers to capture needs and present robust technical solutions.

You will work with OS internals, TCP/IP networking, and systems languages to build secure, scalable infrastructure, while guiding junior engineers in an Agile environment.

Qualifications

• Extensive professional software engineering experience with Agile.
• Expert-level proficiency in Go, Rust, or C.
• Experience reverse engineering malware and threat analysis.
• Deep understanding of Windows or Linux operating system internals.
• Strong background in network programming with TCP/IP and HTTP.
• Excellent communication to translate technical concepts for customers.

Responsibilities

• Design and develop systems-level software using Go, Rust, or C.
• Conduct deep-dive reverse engineering of malware to identify vulnerabilities and mitigations.
• Interface with customers and PM for requirements gathering and presenting solutions.
• Architect and implement network programming solutions using TCP, HTTP, and core protocols.
• Work with Windows or Linux OS internals to optimize performance and integration.
• Lead and participate in Agile lifecycles and mentor junior engineers.
• Integrate AI and LLM technologies into workflows to automate analysis.

Skills

Agile methodologies

Communication

Tools

Go

Rust

C

TCP/IP

HTTP

Socket programming

Job description

The Josef Group in Annapolis, MD seeks a Senior Software Engineer specializing in low-level systems programming and malware analysis. You will bridge deep technical work with client engagement, spending ~25% of time with customers to capture needs and present robust technical solutions.

You will work with OS internals, TCP/IP networking, and systems languages to build secure, scalable infrastructure, while guiding junior engineers in an Agile environment.