Senior Linux Support Engineer - Remote, Flexible Hours

TuxCare Inc.; Województwo mazowieckie; Remote; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Fully remote work

Paid vacation 24 days/year

National holidays 10 days/year

Private medical insurance

Education budget

Co-working/gym reimbursement

Flexible hours

Job summary

TuxCare Inc. is seeking a Senior Support Engineer to join the KernelCare team. You will triage and resolve complex Linux security support issues, coordinate with engineering, and manage AI-powered triage tools and Zendesk/Jira integrations.

You will own on-call Sev 1 duties, write runbooks, and help expand automated workflows while collaborating with devs to maintain patches across RHEL, Debian, and Ubuntu environments.

Qualifications

• 5+ years of hands-on Linux experience in production or L3 support for Linux-based products.
• Strong knowledge of package management (RPM/DNF, APT/DPKG) and related repositories.
• Experience investigating CVEs and advisories (RHSA, USN, DSA).
• Proficient Python development for tools that integrate with APIs and process data.
• Hands-on experience with LL-based triage tools and automated workflows.

Responsibilities

• Triages incoming TuxCare cases, resolves or routes to the right dev team.
• Answers CVE questions for ELS OS and AlmaLinux ESU; tracks patch status.
• Handles ELS language patches, versions, and package status routing.
• Debugs KernelCare agent and ePortal on customer side.
• Owns Zendesk: queues, triggers, macros, SLA policies, and integrations.
• Builds and runs AI triage agents and support tooling with API integrations.
• Maintains release scripts with the dev teams and leads on big CVE events.
• Writes runbooks and keeps the knowledge base current; participates in Sev 1 on-call.

Skills

Linux in production

Package management

CVE analysis

Python development

LLM-based automation

Ticketing workflows

English communication

Tools

Zendesk

Jira Service Management

Zendesk/Jira APIs

Job description

TuxCare Inc. is seeking a Senior Support Engineer to join the KernelCare team. You will triage and resolve complex Linux security support issues, coordinate with engineering, and manage AI-powered triage tools and Zendesk/Jira integrations.

You will own on-call Sev 1 duties, write runbooks, and help expand automated workflows while collaborating with devs to maintain patches across RHEL, Debian, and Ubuntu environments.