Senior Windows Endpoint Security Engineer (Remote)

Cisco Systems; Trenton (NJ); Remote; USD 168,000 - 245,000; Full time

Job summary

Cisco Isovalent, now part of Cisco, is expanding its Windows-based software agent team to strengthen endpoint security across Windows environments. You will work on runtime security features near the OS, collaborating with senior engineers and cross-functional teams to deliver reliable security capabilities.

The role emphasizes systems programming, Windows APIs, and cross‑platform security with Linux environments, contributing to workloads across enterprise and cloud infrastructures.

Qualifications

• Bachelor's degree plus 5+ years of software development (or Master's with 4+ years)
• Experience with C/C++ systems programming, including multi-threaded and multi-process apps
• 2+ years of OS fundamentals (threads, processes, IPC, etc.)
• Windows system programming experience: Win32, File I/O, Winsock, API hooking concepts
• Experience debugging and troubleshooting complex software systems

Responsibilities

• Develop runtime security features for a Windows-based endpoint agent
• Design and implement systems-level endpoint security and monitoring using Go, C, and C++
• Collaborate on architecture, design, and implementation discussions with senior engineers
• Develop software using Windows system programming interfaces, including Win32 APIs, File I/O, Winsock
• Investigate Windows platform behavior and interactions between user-mode and kernel-mode components
• Develop multi-threaded and multi-process applications and system-level software

Skills

C/C++ programming

Go

Windows system programming

Multithreading

Networking fundamentals

Education

Bachelor's degree in Computer Science or related field

Master's degree in Computer Science or related field

Tools

Win32 APIs

File I/O

Winsock

API hooking concepts

Kernel-mode concepts

Job description

Cisco Isovalent, now part of Cisco, is expanding its Windows-based software agent team to strengthen endpoint security across Windows environments. You will work on runtime security features near the OS, collaborating with senior engineers and cross-functional teams to deliver reliable security capabilities.

The role emphasizes systems programming, Windows APIs, and cross‑platform security with Linux environments, contributing to workloads across enterprise and cloud infrastructures.