CNO Developer: Windows/Linux Low-Level Software Engineer

Accenture-Federal-Services-2; Herndon (VA); On-site; USD 106,000 - 206,000; Full time

Job summary

Accenture Federal Services in Herndon, VA, is seeking a mid-level Computer Network Operations (CNO) Developer to design, build, and test software for national security missions. You will collaborate with a close-knit team of developers, reverse engineers, and vulnerability researchers to create tools for Windows, Linux, and embedded targets, ensuring reliability across diverse networks.

The role requires strong C/C++, Python, and low-level Windows skills, plus a TS/SCI clearance.

Qualifications

• 3+ years of relevant software development experience.
• Strong C/C++ skills with memory management and concurrency in production code.
• Deep Windows internals knowledge: Win32/NT API, processes/threads, VM, I/O subsystem.
• Hands-on low-level Windows development (kernel-mode or user-mode).
• Experience with Windows debugging tools: WinDbg, Visual Studio, Sysinternals.
• Scripting with Python for tooling and automation.
• Familiarity with reverse engineering tools (IDA Pro, Ghidra, GDB).
• Understanding of TCP/IP and common network protocols.

Responsibilities

• Design, develop, test, and maintain custom software capabilities used in computer network operations.
• Perform low-level software development in C/C++, Python, and/or Assembly for Windows, Linux, and embedded targets.
• Analyze target systems and network architectures to identify technical requirements and constraints for capability development.
• Collaborate with vulnerability researchers and reverse engineers to integrate exploits and achieve reliable code execution.
• Develop and maintain command-and-control (C2) communication protocols.
• Produce clear technical documentation including design specs, test plans, and guides.
• Support integration, test, and evaluation events and provide technical support during missions.
• Stay current on emerging OS security features and offensive cyber technologies.

Skills

C/C++

Windows internals

Kernel/User-mode development

Memory management

Python scripting

Networking fundamentals

Debugging Windows tools

Security-focused coding

Reverse engineering tools

Tools

IDA Pro

Ghidra

GDB

WinDbg

Visual Studio

Sysinternals

Job description

Accenture Federal Services in Herndon, VA, is seeking a mid-level Computer Network Operations (CNO) Developer to design, build, and test software for national security missions. You will collaborate with a close-knit team of developers, reverse engineers, and vulnerability researchers to create tools for Windows, Linux, and embedded targets, ensuring reliability across diverse networks.

The role requires strong C/C++, Python, and low-level Windows skills, plus a TS/SCI clearance.