Senior Kernel Support Engineer (remote work)

Brak informacji o wynagrodzeniu

SeniorZdalnie·KrakówFull-time

#474104·Dodano dziś·0

Źródło: TuxCare

Aplikuj teraz

Tech Stack / Keywords

Linux kernelCcrashvmcoreKASANkpatchlivepatchksplicePythonKVM

Podsumowanie oferty

Join the KernelCare team to investigate complex customer issues involving Linux live patching. You will analyze kernel crashes and patching failures, identify root causes, and work with the patch team to resolve them using tools such as crash and vmcore.

Wymagania

Must haves:

Strong knowledge of Linux kernel internals, including memory management (MM), VFS, networking, scheduling, and locking mechanisms.
Hands-on experience with Linux kernel crash analysis, including crash, vmcore analysis, and kernel oops decoding.
Good C programming skills and the ability to read and analyze Linux kernel code and patches to identify root causes.
Experience working with vendor security advisories (RHSA, USN, DSA) and kernel changelogs, including Git history.
Experience handling critical production incidents and technical escalations for enterprise customers, and communicating complex technical issues and investigation progress clearly.
Excellent written English communication skills, with the ability to explain technical findings clearly and concisely.

Nice to have:

Familiarity with Linux live patching technologies (kpatch, livepatch, ksplice).
Experience with virtualization and container technologies, including Proxmox, KVM, OpenVZ, LVE, and cgroups.
Experience using Python and shell scripting for automation, troubleshooting, and log analysis.
Familiarity with AI/LLM tools for debugging and technical investigations.
Experience in Site Reliability Engineering (SRE).

Obowiązki

Analyze crashes, hangs, and reboots related to live patching, including oops and panic logs, vmcore with the crash tool, and KASAN reports; determine whether the live patch caused the issue and report this to the customer.
Investigate patching problems, including apply failures, stuck transitions, unknown symbols, and freeze conflicts with backup tools.
Investigate missing patches and requests for new kernel or distribution support, and work with the patch team to add support.
Answer detailed CVE questions by checking patch sources, not only documentation.
Find root causes, provide the patch team with a clear report, and follow the issue through to a fix.
Act as the named engineer for an enterprise customer during a Sev 1, owning the case until it is closed.
Help during major CVE events.
Share Sev 1 on-call duty with the team.

Benefity

Compensation for private medical insurance.
Co-working and gym/sports reimbursement.
Education budget.
Opportunity to receive a reward for the most innovative idea that the company can patent.
24 days of vacation per year, 10 days of national holidays, and unlimited sick leave.

Elastyczne godziny

Płatne święta

Opieka zdrowotna

Karta sportowa

Dofinansowanie szkoleń

Inne informacje

The role includes shared 24/7 on-call duty for Sev 1 incidents as a contract obligation.
Work from any location worldwide.

TuxCare

4 aktywne oferty

Zobacz wszystkie oferty

Aplikuj teraz