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Jobs or company...

System Administrator (Remote, Manila time shift)

Salary undisclosed
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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, VPNaaS, Engineered Systems, Cloud at Customer and on-premise systems.

Job Description:

This position is for remote customer support of Oracle Linux products on Oracle Cloud and on-premise. The team’s primary responsibility is to diagnose, debug and resolve customer reported issues on Oracle Linux family of products, working in partnership with Cloud Operations team, customers, other support teams and developers. The team members continually exercise and grow diverse skills, as they deliver the highest quality support possible to customers.

The role may require working on weekends and public holidays. Comp Leave or Allwoance will be provided.

Required and desired skills include:

  • 3+ years of relevant industry work experience
  • 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 system, 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

  • 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 DHCP, NAT, IPv6, Firewall technologies (iptables/firewalld/nftables)
  • 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)
  • 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
  • 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