Mahdi Maleki

Mahdi Maleki

Senior Systems Engineer at SP AusNet

Melbourne, Australia
Information Technology and Services

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Mahdi Maleki's Overview

  • Senior UNIX System Administrator at SP AusNet
  • Unix Systems Administrator at EB Services
  • UNIX Administrator at AHS
  • Hardware Solutions Consultant at Isiran
  • Head of Software Developing Team at Kish Iran Credit Card

249 connections

Mahdi Maleki's Summary

Over 7 years experience in the operation and management of UNIX operating Systems, Solaris 10, RHEL/OEL 4/5/6, SUSE 10 and Ubuntu.
Focus on continual improvement in the enterprise through development of processes, documentation, automation, and fault RCA.
Platform experience includes SUN SPARC M / E / T / V series, X series, IBM Power5 and X series, HP Proliant/C-class and Flex-Fabric.
Cluster support experience using Veritas Cluster Server (VCS), SUN Cluster and Linux-HA.
Virtualisation experience configuring and supporting Solaris 10 zones, hardware domains, VMware, RHEV, OVM, and XEN.
Volume Management experience using Veritas VM, Solaris VM, ZFS, and LVM.
Experienced in networking administration (TCP/IP, IPMP/Bonding, NIS+, LDAP, BIND, NFS/SAMBA, DNS, NTP, DHCP, Load balancing and Kerberos).
Backup support experience using Symantec NetBackup.
Performance and monitoring management utilising SolarWinds, Cacti, Nagios, Netcool Tivoli and webmin.
Develop and maintain scripts for automation of routine activities with experience in Perl, C/C++, Java, and PL/SQL.
Develop security policies, and implement security hardening of OS and middleware layers with JASS, SELinux and Apache SSL enablement.
Experience with periodic maintenance, patching (PCA, Live Upgrade, Satellite), security audits (PCI, ISO27002), Jumpstart / Kickstart builds, monitoring logs, and diagnosing faults and performance and capacity issues.
Excellent Knowledge of ITIL Framework (Incident and Problem Management, Change Management, Availability and Configuration Management, Service Delivery and Support).
Proven ability working in a team in high pressure environments and on critical infrastructure.
Conceptual skills used in troubleshooting of complex computer and server problems with the profound ability to resolve the issues and incidents.
Ability to adapt and accomplish creative and standard or non-standard solutions.
Excellent managerial, administrative, communication and technical training skills.

Mahdi Maleki's Experience

Senior Systems Engineer

SP AusNet

Public Company; 1001-5000 employees; SPN; Utilities industry

April 2013Present (1 year 6 months) Melbourne, Australia

Analyse high availability systems to make sure they are running at an optimal level.
Perform data analysis to checks to make sure minimal incidents arise and those which do are dealt with quickly.
Define and develop tactics to optimise monitoring for mission critical IT systems.
Assess the current production performance and identify risks.
Convert servers using P2V and V2V from REHVM and OVM to VMware 5.1 Infrastructure.
Implement LDAP authentication against an existing Active Directory setup.
Designed and implemented secondary DHCP server in production environment, doubling up the recovery speed and improving the meters data quality by having more functional meters online.
Designed MMS production virtualisation concept.
Solved prolong ODR failure issue between MMS and MDMS systems.
Mentored EIP/Cheetah team to make the change at OS/application level resulting very exceptional performance benefit.
Helped AMI Project team delivering all outstanding stuffs.
Designed and implemented the solution to have all operational dashboards (Grid director and Netcool Tivoli) on corporate F5, easing the user access and experience.

Senior UNIX System Administrator

SP AusNet

Public Company; 1001-5000 employees; SPN; Utilities industry

October 2011April 2013 (1 year 7 months)

UNIX system administrator supporting 100 Physical servers and 200 virtual instances comprising Solaris 10 and OEL/RHEL 5 and 6.
Performed primary investigations in to long running problems, including Linux kernel and performance issues, network instability and performance issues.
Performed and maintained backups and restores using Symantec Netbackup 7.2.
Built and OQA Solaris 10 and OEL 5 servers to a common build standard utilising Jumpstart, and Kickstart.
Performed routine system maintenance including health and hardware checks, and log file checks.
Developed tools and shell scripts to automate routine tasks.
Developed local documentation and knowledge base used by multiple operations groups and support tiers.
Performed regular patch management and firmware upgrades across the fleet using Oracle Enterprise Manager 11g and satellite server.
Developed additional user functionality and interfaced monitoring tools to 3rd party software (Cacti, Nagios).
Designed, supported, and maintained Oracle Virtualization and Red Hat Virtualization environment supporting two business critical monitoring platforms.
Installed, configured and supported multiple VERITAS Cluster Server setups.
Design, install, configure VMware ESX, ESXi, within vSphere 5, VMware virtual center, vMotion, HA, DRS, and related VMware products such as VM Workstation, P2V converters, VM Backup products and other products for virtualization.
Build, configure and deploy VMs and templates. Completed Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) and Virtual-to-Physical (V2P) migration of Linux from legacy hardware and RHEV platforms.
Designed a common server build standard for Solaris 10 and RHEL/OEL 5 and deployed new server instances.
Lead investigations in to operational and performance problems across app, OS, DB, Storage tiers, F5 Load balancer and WiMax network.
Designed, deployed and maintain Splunk security audit tool.
Designed and deployed Active Directory/LDAP integration for Linux servers.

Unix Systems Administrator

EB Services

Privately Held; 201-500 employees; Information Technology and Services industry

July 2011October 2011 (4 months)

UNIX Administrator


August 2007June 2009 (1 year 11 months)

UNIX system administrator for large scale multi site environment with 2 main datacentres housing over 300 servers, including E25K domains, Solaris 10 Zones, LDOMs, Redhat 4/5 and SUSE 10.
Performed routine system maintenance including health and hardware checks, log file checks, and developed shell scripts for automating routine tasks.
Mentored a junior team to perform first level problem investigation and checks, and perform minor software upgrades and configuration changes.
Built and delivered UNIX servers such as SunFire E25K,SunFire E6900,SunFire V490, SunFire V440 SunBlade 8400 and SunFireV420.
Responsible for the support of the extremely complex data center and also helps in the design and configuration of system landscape.
Provided 24hr on call, and out of hours planned works in mission critical environment.
Developed local documentation, knowledge base and procedural documents.
Developed infrastructure DR plan using cross-site SAN replication.
Designed and implemented Veritas Cluster solution in a two site HA environment.
Designed a common server build standard for Solaris 10 and RHEL/OEL 5 and deployed new server instances.
Designed and implemented Sun Cluster 3.2 solution in a five site HA and mission critical environment.
Performed security audit and remediation activities including OS hardening using JASS and SELinux, and implementing SSL in Apache/JBOSS.
Delivered key infrastructure for several large multi-million dollar projects within tight timeframes.

Hardware Solutions Consultant


November 2006November 2007 (1 year 1 month)

Head of Software Developing Team

Kish Iran Credit Card

May 2005November 2006 (1 year 7 months)

Mahdi Maleki's Skills & Expertise

  1. Linux server administration
  2. Solaris
  3. Virtualization
  4. Oracle RAC
  5. VMware ESX
  6. Shell Scripting
  7. RedHat
  8. Unix
  9. Red Hat Linux
  10. ITIL
  11. System Administration
  12. Java
  13. Perl
  14. VMware
  15. MySQL
  16. Veritas
  17. DNS
  18. Apache
  19. Weblogic
  20. Unix Shell Scripting
  21. Oracle Enterprise Manager
  22. Oracle VM Server
  23. Netcool
  24. Tivoli
  25. Oracle Enterprise Linux
  26. Linux System Administration
  27. Oracle VM
  28. High Availability
  29. Netbackup
  30. Network Administration
  31. SAN
  32. DHCP
  33. Data Center
  34. TCP/IP
  35. vSphere
  36. Linux
  37. Operating Systems
  38. Servers
  39. VMware Infrastructure
  40. Storage
  41. Veritas Cluster Server
  42. Active Directory
  43. Nagios
  44. HP

View All (44) Skills View Fewer Skills

Mahdi Maleki's Education

Universiti Teknologi Malaysia

Master, Computer science


Kashan Azad University

Bachelor's degree, Computer Hardware Engineering


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