Senior Onboarding Engineer - Remote Cybersecurity

horizon3ai; United States; Remote; USD 126,000 - 140,000; Full time

Benefits offered by this job

Equity

Health insurance

Remote‑first

Generous vacation

Parental leave

Job summary

horizon3ai is seeking a Senior Customer Onboarding Engineer to lead the first 30 days of enterprise deployments for its autonomous security platform. You will troubleshoot across cloud, Linux, networking, and containers while driving onboarding milestones and contributing to broader support documentation.

Remote‑first role in the United States, with responsibilities spanning go‑live planning, credential provisioning, and collaboration with Customer Success, Engineering, Product, and Sales to

Qualifications

• Bachelor’s degree or equivalent professional experience.
• 5+ years in technical support, systems administration, cloud operations, or implementation.
• Strong Linux administration in production environments.
• Hands‑on experience with Docker and container orchestration; experience with at least one major cloud platform.
• Cybersecurity background covering threat detection, vulnerability management, encryption standards, and compliance like SOC 2 or GDPR.
• Solid networking fundamentals and scripting ability.

Responsibilities

• Lead kickoff conversations with customers and internal teams confirming scope and go-live criteria.
• Plan and track a 30‑day onboarding schedule, resolving blockers like provisioning and firewall changes.
• Diagnose and resolve implementation failures across cloud, network, and security with root‑cause analysis.
• Configure Linux production environments and container workloads using Docker and Kubernetes; manage RBAC, SSO, and directory services.
• Provision configurations across AWS/Azure/GCP; troubleshoot network issues that block go-live.
• Collaborate with cross‑functional teams to unblock issues and mentor junior staff.

Skills

Linux admin

Docker

Kubernetes

Cloud platforms

Scripting (Bash, Python, PowerShell)

Education

Bachelor's degree in Computer Science/IT/Engineering or equivalent

Tools

Terraform

Ansible

CloudFormation

Wireshark

tcpdump

Job description

horizon3ai is seeking a Senior Customer Onboarding Engineer to lead the first 30 days of enterprise deployments for its autonomous security platform. You will troubleshoot across cloud, Linux, networking, and containers while driving onboarding milestones and contributing to broader support documentation.

Remote‑first role in the United States, with responsibilities spanning go‑live planning, credential provisioning, and collaboration with Customer Success, Engineering, Product, and Sales to