Senior Enterprise Tech Support Engineer, Web Apps & Cloud

Horizon3

United States

Remote

USD 117,000 - 145,000

Full time

14 days+
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Benefits offered by this job

Inclusive Team
Growth Opportunities
Innovative Culture
Hybrid & Remote Work
Competitive Compensation

Job summary

Horizon3 is a fully remote cybersecurity company seeking a seasoned Staff-Level Enterprise Technical Support Engineer with 8+ years of hands‑on experience. You will act as a senior technical authority for enterprise customers, diagnosing cloud, networking, and security issues, and drive cross‑functional collaboration with engineering, product, and sales.

You will own architectures, define support processes, mentor teammates, and advocate best practices for infrastructure as code, containerized

Qualifications

  • 8+ years of hands-on enterprise technical support experience.
  • Expertise in cloud infrastructure, networking, and security.
  • Strong autonomy and leadership in fast-paced enterprise environments.
  • Experience with Linux, containers, and cloud technologies.
  • Knowledge of infrastructure as code and modern observability.

Responsibilities

  • Serve as escalation point for enterprise customers across cloud, networking and infrastructure.
  • Drive root-cause analysis and influence upstream fixes.
  • Lead cross-functional initiatives with engineering, product, and sales.
  • Own design and review of customer environment architectures.
  • Define and refine support processes, SLAs, and escalation paths.
  • Mentor senior and junior team members to grow technical capability.
  • Identify emerging technology trends and introduce tooling to elevate support outcomes.

Skills

Linux administration
Containerization
Cloud technologies
Networking fundamentals
Scripting and automation
Observability tooling
Mentorship / leadership

Education

AWS Solutions Architect Professional
CKA/CKAD
RHCE

Tools

Terraform
Ansible
CloudFormation
Datadog
Docker
Kubernetes
Wireshark
tcpdump

Job description

Horizon3 is a fully remote cybersecurity company seeking a seasoned Staff-Level Enterprise Technical Support Engineer with 8+ years of hands‑on experience. You will act as a senior technical authority for enterprise customers, diagnosing cloud, networking, and security issues, and drive cross‑functional collaboration with engineering, product, and sales.

You will own architectures, define support processes, mentor teammates, and advocate best practices for infrastructure as code, containerized

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