Senior Embedded Networking Engineer — Airwall Security

YDU JC Air Cond & Ref Inc.- Dubai; United States; Remote; USD 130,000 - 180,000; Full time

Job summary

Johnson Controls seeks a Staff Software Engineer, Embedded Networking to extend Airwall onto new device classes and modernize the secure data path from edge to cloud.

You will own the embedded software on constrained targets (OpenWRT, ARM) and work deep in the stack (Layer 2–4, IPsec, ESP, IKE, PKI). The role emphasizes code quality, performance, and mentorship.

Salary range is $130,000–$180,000 with a competitive benefits package and global OT security impact.

Qualifications

• 8+ years shipping production networking software, with embedded or kernel-adjacent systems.
• Deep expertise in C, C++, or Rust, across all three.
• Embedded Linux on resource-constrained hardware, or OpenWRT.
• IPsec/ESP/IKE with certificate-based identity and PKI.
• Downtime-sensitive environments requiring robust reliability.
• Clear communication across product and engineering teams.

Responsibilities

• Extend Airwall onto new classes of devices and hardware targets.
• Own embedded software on constrained targets, including OpenWRT and ARM-based platforms.
• Work deep in the secure data path: identity-based networking, IPsec/ESP/IKE, TLS/PKI.
• Modernize the technology stack, improving performance, observability, and maintainability.
• Diagnose hard networking failures in live customer environments with packet-level analysis.
• Contribute to core codebases and mentor engineers across the team.

Skills

C

C++

Rust

Embedded Linux

IPsec

IKE

PKI

OpenWRT

ARM architectures

Tools

OpenWRT

ARM platforms

Packet capture analysis

Job description

Johnson Controls seeks a Staff Software Engineer, Embedded Networking to extend Airwall onto new device classes and modernize the secure data path from edge to cloud.

You will own the embedded software on constrained targets (OpenWRT, ARM) and work deep in the stack (Layer 2–4, IPsec, ESP, IKE, PKI). The role emphasizes code quality, performance, and mentorship.

Salary range is $130,000–$180,000 with a competitive benefits package and global OT security impact.