Staff Software Engineer - OTA & Distributed Systems (Remote)

OpenKrill; United States; Remote; USD 230,000 - 260,000; Full time

Benefits offered by this job

Inclusive Team

Growth Opportunities

Innovative Culture

Remote Work

Competitive Compensation

Job summary

Horizon3 is a remote-first cybersecurity company delivering the NodeZero platform for autonomous pentests and security assessment operations. The Expert Engineer on the OTA Services team ensures over-the-air updates across thousands of deployments without downtime, while maintaining security and reliability.

You will design the update delivery, version management, and rollback strategies, mentor P4 engineers, and collaborate with the Image Build & Release team. Travel may be required up to 5%.

Qualifications

• Experience with distributed systems and remote update architectures.
• Proven ability to design rollout strategies for large deployments.
• Experience mentoring engineers and writing architecture docs.

Responsibilities

• Design and own the OTA update system for thousands of deployments.
• Manage deployment fleet data and version state.
• Develop safe rollout strategies including canaries and holds.
• Ensure delivery in air-gapped and restricted networks.
• Lead and mentor engineers through design reviews.

Skills

Distributed systems

Remote updates

Go/Python/Rust

Kubernetes

Security concepts

Tools

Kubernetes

OCI artifacts

Image registry

TLS/mTLS

Job description

Horizon3 is a remote-first cybersecurity company delivering the NodeZero platform for autonomous pentests and security assessment operations. The Expert Engineer on the OTA Services team ensures over-the-air updates across thousands of deployments without downtime, while maintaining security and reliability.

You will design the update delivery, version management, and rollback strategies, mentor P4 engineers, and collaborate with the Image Build & Release team. Travel may be required up to 5%.