Staff Technical Support Engineer (Web App)
Horizon3 · Remote · US, Remote ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Fully remote (US)
- Staff level role
- Kubernetes + AWS/Azure/GCP
- Python + Bash scripting
- Cybersecurity focus
Join Horizon3 as a Staff Technical Support Engineer for the NodeZero platform, which performs autonomous penetration testing. You will own end-to-end investigations of technical issues, translating customer symptoms into actionable engineering fixes while building automation tools to improve team efficiency.
The team values deep technical curiosity and systemic problem solving. You will mentor other engineers, drive product improvements based on support data, and ensure the reliability of security assessments across cloud and hybrid environments.
What you'll do
- Investigate complex stack failures from Kubernetes scheduling to application logs
- Translate customer reports into detailed bug reports with reproduction steps
- Build internal tools and automation scripts to reduce manual work
- Identify systemic product gaps and work with engineering to fix root causes
- Explain web application security findings to diverse technical audiences
- Mentor team members on troubleshooting skills and investigation patterns
What you'll need
- 8+ years of hands-on technical experience in support, SRE, or development
- Strong Linux fundamentals including command line and process troubleshooting
- Experience deploying and troubleshooting containerized workloads in Kubernetes
- Proficiency with cloud platforms (AWS, Azure, GCP) and Infrastructure as Code
- Ability to debug GraphQL APIs and React frontend issues using browser tools
- Solid database skills including SQL and understanding of NoSQL concepts
- Scripting ability in Python and Bash for creating usable automation
- Experience with observability tools like Datadog for log and trace analysis
Nice to have
- Background in cybersecurity, pentesting, or application security
- Familiarity with OWASP Top 10 vulnerabilities and web scanners
- Experience with Active Directory architecture and attack paths
- Full-stack development experience in Python, JavaScript, or Go
- Knowledge of graph databases like Neo4j and Cypher queries
- Relevant certifications such as AWS SA Pro, CKA, or OSCP
Stack
- Kubernetes
- Linux
- Python
- Bash
- GraphQL
- React
- Datadog
- Terraform
- AWS
- Azure
- GCP
How you'll work
- Fully remote company culture
- Up to 5% travel required
- Chicago office available for hybrid options
What you get
- Competitive base salary and equity package
- Health, vision, and dental insurance for family
- Flexible vacation policy
- Generous parental leave
- Inclusive and collaborative team culture