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Senior Linux Support Engineer
hace 2 semanas
Senior Linux Support Engineer-220001TN
**Applicants are required to read, write, and speak the following languages**: English
**Preferred Qualifications**
**Department Description**
Oracle Cloud Infrastructure combines the elasticity and utility of public cloud with the granular control, security, and predictability of on-premises infrastructure to deliver high-performance, high availability and cost-effective infrastructure services.
This job is about supporting Oracle Linux and Virtualization mainly on Oracle's Cloud Infrastructure (OCI/OCI-C) covering also IaaS, PaaS, SaaS, Engineered Systems, Cloud at Customer and on-premise systems.
**Required Qualifications/Skills**
- 3+ years of relevant industry work experience
- Caring attitude
- Good customer interaction and communication skills.
- Strong listening skills.
- Strong analytical and troubleshooting skills
- Strong written and verbal communication skills in English
- Customer focused with a pro-active and responsive approach
- Self-learning
- Knowledge of Oracle Linux, RedHat, CentOS, SUSE/SLES, Ubuntu and/or other Linux platforms
- Experience managing and troubleshooting Linux servers in production settings
- Good knowledge of Linux networking (network services, samba, NFS, SSH, NTP, configuration, bonding, VLANs, tuning, general diagnostics)
- Good system diagnosis skills (kdump, vmstat, sar, iostat, mpstat, loadavg, /proc filesystem)
- Familiarity with systemd, kernel modules, sudo, user management
- General exposure to Linux storage components (mpath/multipathing, md, LVM, filesystems)
- Linux package management (rpm, yum/dnf)
**Additional Qualifications/Skills**
- Empathic awareness
- Good negotiation skills
- Ability to express and describe complex situations in a simple and effective way
- Ability to summarize a detailed conversation in a brief and clear way
- Decision making in ambiguous situations
- Excellent system-level debugging skills (dtrace, systemtap, BPF, module debugging, debugfs, sysfs, vmcore analysis)
- Excellent knowledge of the Linux OS internals (syscalls, kernel threads, memory management, slabcache, hugepages, OOM, run queues), particularly networking (sockets, buffers, windowing)
- Experience in diagnosing network configuration issues and network performance (ifconfig, ip, BPF, netstat, ss, TCP, UDP, tuning, routing, traceroute)
- Sound experience in network packet analysis and troubleshooting (tcpdump, wireshark etc.)
- Good exposure to Linux authentication (pam.d, openldap etc.)
- General Linux security awareness (SELinux)
- Knowledge and experience with IPSec, SWAN, DHCP, NAT, IPv6, Firewall technologies (iptables/firewalld)
- Knowledge of network routing protocols (e.g. BGP, RIPv2, OSPF)
- Experience with enterprise grade storage systems (SAN, NAS, RAID)
- Filesystem diagnosis and troubleshooting (ext4, btrfs, xfs, ocfs2 etc.)
- Experience with Linux storage management (dm, mpath, udev, LVM)
- Knowledge with XWindows, Linux desktop GUI (KDE, Gnome etc.)
- Linux printing (PPD, CUPS)
- Experience with Linux server clustering (Corosync/Pacemaker, RHCS, Oracle Clusterware)
- Experience with Virtualization and Cloud (Public or Private) Infrastructures
- Experience in Azure or AWS based Cloud Architecture and migration is a plus
- Experience working on remote management systems like ILOM, IMM, DRAC etc.
- Experience working in Linux containers (Docker, LXC, Kata) and orchestration technologies (Kubernetes) (Cloud Native)
OTA-RM-LAD-CR
**Detailed Description and Job Requirements**
As a member of the Support organization, your focus is to deliver post-sales support and solutions to the Oracle customer base while serving as an advocate for customer needs. This involves resolving post-sales non-technical customer inquiries via phone and electronic means, as well as, technical questions regarding the use of and troubleshooting for our Electronic Support Services. A primary point of contact for customers, you are responsible for facilitating customer relationships with Support and providing advice and assistance to internal Oracle employees on diverse customer situations and escalated issues.
As a Sr. Support Engineer, you will be the technical interface to customers, Original Equipment Manufacturers (OEMs) and Value-Added Resellers (VARs) for resolution of problems related to the installation, recommended maintenance and use of Oracle products. Have an understanding of all Oracle products in their competencies and in-depth knowledge of several products and/or platforms. Also, you should be highly experienced in multiple platforms and be able to complete assigned duties with mínimal direction from management. In this position, you will routinely act independently while researching and developing solutions to customer issues.
Job duties are varied and complex utilizing independent judgment. May have project lead role. 4 years experience with Core products or five years experience with Applications products and have a tech
