Sign in

Oracle Engineer

Chicago, IL
March 06, 2019

Contact this candidate


Adeyemo, Adebayo Samson

***** * ****** **, ******* Park, IL 60827 +1-312-***-**** Skype: ajsadeyemo

Professional Profile and Skills:

A professional and certified systems engineer with over 9 years’ experience managing and administering enterprise servers on both bare metals and virtualized platforms, Unix operating systems, storages, infrastructure networks, datacenter operations, disaster recovery and business continuity implementation in financial and telecommunication environment.

As a Unix Admin, my professional skills cover, but not limited to, the listed below:

Operating systems: Solaris 9 Solaris 10, Solaris 11, RHEL 6, RHEL 7, OEL 6, OEL 7, CentOS and few Windows server experience.

Storage Infrastructures: NetApp 7 and C-mode, ZFS Storage ZS3 and ZS4, & Exadata storage cell

Platforms and Servers: Sun F6800, 6500, V-Series, E25k, E15K, Oracle Superclusters T5-8, T4-4, M8, M6-32, M5000, M9000, Blades

Virtualization and Public Cloud experience: Oracle VM (Sparc and x86), VMware, Hyper-V, AWS (EC2, S3 and Elastic Beanstalk)

Experienced in installing containerization and configuration tools like Docker and kubernetes

DevOps knowledge on configuration management, automation, deployment tools like Ansible, Salt, Puppet and Unix Cronjob

Infrastructure SAN/NAS Switches: Brocade switch Cisco Switch and InfiniBand Switch

Experienced with bash shell, python scripting and SQL program

Cluster implementation using Solaris cluster, Linux cluster, veritas cluster, kubernetes containers cluster

Backups: (Oracle Secure backup, NetApp Snapvault and NDMP backup, NetBackup, Archiving, etc.)

Tape Drives: (Oracle Sun StorEdge e.g.: SL150 & SL48, IBM S3310, VTL 700, Quantum TD, etc.)

Experienced in installing, configuring, and maintaining services such as Apache, Redis, MySQL and Nginx

Disaster Recovery and business continuity Implementation: Node Cluster, Storage Replication and Mirroring, and database RAC, etc.)

Systems security audit and remediation using Ciscat tool, STIG, Solaris Compliance and PCI-DSS

SAN Switches: Brocade, Cisco switch and InfiniBand switch, etc.

Experienced in enterprise monitoring tools like Oracle Enterprise Manager, EMS, ManageEngine, SolarWind, SCOM, SNMP & Nagios

Skilled in infrastructure services like LDAP, DNS, NTP and Chrony in Linux

Storage volume management with Veritas products VxFS, VXCFS, Linux LVM, Solaris and Linux ZFS, BTRFS, etc.

Storage Area Networking: (FC, iSCSI, CIFS, Samba and NFS protocols, etc.)

ITSM knowledge and ITIL certified in Incidence, change and problem management

Incidence and Call management using, BMC Remedy and ManageEngine and basic skill in ServiceNow

Career Objective:

To leverage my skills, knowledge and experience to lead IT infrastructure team and technicians in support of cutting-edge enterprise environments and new projects by increasing systems performance, availability, and reduce cost of production to achieve the overall goals and objectives of the Organization. I will avail opportunities for growth and career development.

Education, Professional Certification &Training


Ladoke Akintola University of Technology, Nigeria – Bachelor of Tech, Computer Engineering (Second Class Upper) -: 2001 - 2006

(Note: This can be verified online @ verification code: 611********)


Veritas Certified Specialist: InfoScale Availability for Unix/Linux 7.1 Administrator - VCS

Oracle Certified Professional: Solaris 11 Administration – OCP

Oracle Certified Associate: Solaris 11 Administration - OCA

Network Appliance (NetApp) Storage Networking Administration – NSNA

ITIL V3 Foundation Examination - ITIL V3 Certified

COBIT 5 Foundation Examination - COBIT 5 Foundation Certified


Unix and Windows Servers Security and Audit Administration – Lagos, Nigeria

Oracle VM server for Sparc: Installation and Configuration Ed 2 – Dubai, UAE

Oracle Solaris Cluster 4.x Administration Ed 4 – Lagos, Nigeria

Oracle ZFS Storage Appliance Administration - Abu dab, UAE

Oracle Solaris 11 Administration – Dubai, UAE

VCE VBlock Administration – Sacramento, USA

COBIT 5 Foundation – Lagos, Nigeria

ITIL V3 Foundation – Lagos, Nigeria

Exadata Database Machine Admin Workshop – Dubai, UAE

Symantec NetBackup 7.5 for UNIX and Windows Administration – South Africa

System Administration for the Oracle Solaris 10 OS I&II – Lagos, Nigeria

Linux 6.5 and Linux 7.5 Administration – Lagos, Nigeria

NetApp Data Ontap 7-Mode Administration (DOTA) – Lagos, Nigeria

NetApp Data Ontap 8 Cabling - Web-based Training

NetApp Data Ontap 7.3 Fundamentals (DOTF) – Lagos, Nigeria

Professional Experience

DATAFLEX-NIGERIA: November, 2018 – Till Date

Remote Infrastructure Support Administrator (Unix/Linux, NetApp and Oracle ZFS storage)

Respond to Client’s calls and incidence on Smart-IT in resolving Linux, Solaris and storage issues using VPN and remote desktop.

Work with onsite Engineers to resolve issues and given a professional suggestion on what to do

MTN-NIGERIA: WIPRO/CWG Managed Service -: December, 2017 – October, 2018

Senior Unix Systems Engineer

A senior member of the Information System Unix Team in-charge of all MTN Enterprise Unix infrastructure platforms (Over 5000 Unix environments). Supporting systems that provide 100% uninterrupted services availability to all MTNN esteem customers worldwide and carried out the following daily responsibilities:

Managed all Unix OS which include Solaris (Solaris 9, 10, Solaris 11) and Linux OS (OEL 6, 7, RHEL 6, 7)

Managed Oracle spark and x86 servers (T5-8 SSC, T4-4 SSC, T5/T4 servers, M6-32 server, M9000, M5000, OVM) and VMWare Unix OS

Setup, install, configure, operate and maintain all Unix based hardware, software and related infrastructure

Provide 24/7 technical support to the DBA administrators and projects team in the initiation, feasibility and operation phases of all business IT Service provisioning

Performed technical analysis and ensure business application platforms conform to best practices, pre-defined policies and procedures

Carried out problem troubleshooting and error debugging on system as related to OS and application performance

Design, select, setup, install and configure UNIX based systems, software and infrastructure platforms

Maintaining all Unix infrastructures’ patches and firmware are up to date and secure from vulnerabilities and treat

Design, implement and operate Enterprise Storage platform ensuring the availability and performance aligns to IT service requirements

Support sustained resiliency, disaster recovery and high availability events

Deployment and installation of new infrastructures (Racks, Servers, Storage, Network devices, Power and Cooling equipment)

Collaborate and communicate effectively with peers in IT and other departments to resolve issue during incidents

Maintains system stability by performing system monitoring and analysis, and performance tuning; troubleshooting system hardware and operating system management; designing and running system load/stress testing

Provide 24/7 L2 and L3 support across all IT services and RCA documentation to ensure all action items are assigned and completed

Configuration and installation of local and remote repository infrastructure services like LDAP, DNS, NTP and Chrony in Linux

Union Bank of Nigeria PLC: IT Department (Head Office), Marina, Lagos, Nigeria -: May, 2009 – November, 2017

Unix Systems and Storage Administrator

Responsible for daily technical support and administration of the entire bank production systems, UAT and Dev environments comprise of Oracle T5-8 Supercluster Server, ZFS storage appliance, Exadata, Sun Sparc servers (T5-2, T5-4, E25K, F-series and V-series), OVM servers, x86 Solaris and Linux servers on Hyper-V, VMWare and V-Block, NetApp storages and Backups.

Ensure full delivery of reliable, high available and high-performance environment across the platforms

Provide first line (L1 and L2) support to all Unix (Solaris and Linux) based application and database servers

Manage SAN storage environment includes storage provision, performance tuning, data movement and replication, troubleshooting and resolution of problems in the environment

Keep servers up to date by upgrading them with the latest version of OS and patches

Using of monitoring tools such as Solar wind, ManageEngine, SNMP, SCOM and OEM to proactively manage servers and infrastructures

Ensure up to date data replication to disaster recovery site to prevent data loss in case of disaster

Administer data backup and restoration when the needs arise

Carry out both preventive and corrective maintenance of all infrastructures in the datacenter and also maintain routine fire alarm test

Provide 24/7 systems and technical support to both database and application team

Discussed necessary change required with the IT head and present same to the Change management for approval

Design and implement infrastructure solutions to meet business and technical objectives

Provide input and recommendations on new potential technology solutions based on research and analysis

Analyze and resolve technology and end-user’ incidents during standard business hours or on-call and during weekends

Monitor issue resolutions and collaborate with the application and database team when necessary to resolve and apply fixes

Support deployment of the new core banking application FCUBS, middleware, EBS, SOA BPEL, WebLogic etc.

Provide support to application and End-of-Day, End-of-Month Batch process Application team

Maintain standard operation procedure documentations

Liaise with support partners and OEM to analyze and resolve second and third level support issues

Projects undertook, participated and achievements:

Cut-over production environment from Oracle T5-2 server environment to Oracle Supercluster server

Migrated production database data from NetApp Storage to Oracle Exadata storage

Migrated production application servers from NetApp storage to Oracle ZFS storage

Implementation and integration of existing backup with Zero Loss Data Recovery Appliance (ZLDRA) X4-4

Migration of Linux (Redhat, fedora, Oracle) physical to virtual environments (VMware and Hyper-V)

Migration of Solaris 11 logical domains from T5-2, T5-8 and T4-4 spark server to T5-8 Supercluster.

Migration of Solaris 11 zones and applications from one server to another

Migration of Solaris 10 servers to Solaris 11 servers running as a zone

Migration of Linux-based appliance (ForeScout, Imperva) to a virtual environment

NetApp data migration from FAS 3020 to FAS6080 using Copy free transition tool

Cutover and migration of UBN production data from FAS 960 7-mode to FAS 6080c and R200 to FAS 6080c in DR

Deployment and implementation of Oracle Supercluster to both production datacenter and disaster recovery site of UBN

Deployment and implementation of oracle ZFS storage for application and backup purpose in UBN

Participated and supported the deployment of FCUBS core banking application in the Supercluster environment

Deployment and implementation of Oracle secure backup

Installation and deployment of Dockers in multiple Linux server and installation of puppet enterprise in the environment

Migration of UFS/SVM based Solaris 10 systems to ZFS based Solaris 10

Deployment, configuration and implementation of Oracle VM T5-2 server in UBN

Cut over of production environment from Sunfire E25K to Oracle VM T5-2

Actively participated in designing and building new tier 3 datacenter for the Bank and relocation of infrastructures to the datacenter

Implementation of NetApp Snapmirror and snapvault data protection between production and DR site, and production backup storage

Implementation of Symantec NetBackup with VTL and NetApp FAS3170 storage

Akamkpa Local Government Council, Cross River State, Nigeria -: March, 2007 – February, 2008

Computer & Network Administrator (NYSC: National Youth Service)

Establishment of the modern ICT Center within Women Development Unit in the Local Government Secretariat

Trained the LG council staff members how to use computer and internet facilities

LAN networking of windows systems in major offices in the secretariat

Provided and managed support across all windows systems in the secretariat

Coordinated and monitored the printing of documents in the secretariat to avoid waste

Deployed and established computer-based payroll system to the finance department using Pascal programming language

Personal Skills

A tenacious and energetic challenge seeker with uncommon ability to work independently and as a team player

Excellent problem solving and troubleshooting skill, and ability to work in multi-discipline and multi-tasking environment efficiently

A proven record of reliability, the ability to perform under time constraints, and above expectation under pressure

A Strong interpersonal relationship with ability to handle official matters confidentially

Strong communication skills, both written and verbal in English language

Contact this candidate