This document provides a summary of qualifications for Mary Jhun Macayana, including 8 years of systems and security administration experience along with experience in hardware support, software development, and security. It details technical skills in operating systems like AIX, Linux, Solaris, and HP-UX as well as capabilities in troubleshooting, upgrading, patching, and securing various platforms. Work experience is outlined for positions at Fuji Xerox, JPMorgan Chase, and Smart Communications providing systems administration, patch management, security administration, and support across various operating systems. Education is listed as a Bachelor of Science in Computer Engineering from Polytechnic University of the Philippines along with various technical trainings. Character references are also provided.

1. MARY JHUN MACAYANA
0750 Area 6 Brgy. Botocan, Quezon City
Mobile: +639982205875/+639271282240
E-mail: maryjhunmacayana@gmail.com
SUMMARY OF QUALIFICATION
8 years of Systems & Security Administration and Unix Support with 7 years in Hardware support, software
development and Security
Insightful, results-driven IT professional with success directing a broad range of IT administration, security
and support services and initiatives while participating in analysis, and implementation of services in
support of 24x7 operations. Hands-on experience on hardware/Operating System commissioning, security,
upgrading, patching and troubleshooting. Able to coordinate with all concern personnel internal and external
support. Have a Strong Analytical Troubleshooting and Repair Skills with Proficiency in Technical Writing,
Strongly Research Oriented, Responsive on Roles and Fast Learner.
TECHNICAL SKILLS
• Repair and troubleshooting of computers and Enterprise Servers.
• Knowledge in different Operating Systems; including AIX and VIOs platform, Linux,Solaris and
HP-UX.
• Capable in troubleshooting AIX & Linux Operating system and VIOs Servers
• Capable of troubleshooting HACMP, Clustering and GPFS Issues
• Capable of Performing AIX & Linux Operating System Upgrade and Patching
• Capable of Performing VIO Upgrade from version 1.5 to 2.1 to 2.2
• Capable of BOKS installation and Keonization
• Securing the Platform by the use of Enterprise Security Manager tool of Symantec
▪ Capable of working under pressure and making decision on critical moment.
▪ Experience in Costumer Service.
▪ Installations of different OS platform and network configuration
▪ Capable in Operating System Hardening for Security Purposes
▪ Knowledge in Operating Patch Review, User Access Management, File Integrity Monitoring.
▪ Responsible Point Person for Operating System Security for the PCI-DSS Compliance for Master
Card.
▪ Capable of masking and unmasking of Symmetrix Devices (Storage) to host.
▪ Capable of SAN Switch configuration.
▪ Capable of patch installation using IBM Tivoli Endpoint Manager(IEM)
PROFESSIONAL EXPERIENCE
Fuji Xerox Document Management Solutions Pty Limited
December 2014 - Present
9F Science Hub Tower 2 McKinley Hill
Taguig City 1634 Metro Manila, Philippines
PATCH MANAGEMENT OFFICER
- Regularly checking of new release and updates for Operating Systems and Patches
- Evaluating and Testing of new Patches and release before applying to Productions
- Performing AIX OS Upgrade and Patching

2. - Performing regular Linux OS Upgrade and Patching with the help of TEM(Tivoli Endpoint Manager
- Monitoring patches that was installed on production servers
- Checking Vulnerability scan that was performed by IT Security Team and resolving it.
JPMORGA N CHASE & Co.
January 2012 – November 2014
Net Plaza Bldg. Bonifacio Global, Taguig City, Philippines
OFFICER-Engineer
- Provides Level 2 support for Production Support Group and handles P1 incidents.
- Handle and maintains AIX 5.3 & 6.1 and VIO 2.1 & 2.2 servers
- Tracking and Resolving of Ticketing system via Peregrine and HP Service Manager, and Symantec
ESM.
- Provides support for different production Changes needed for system enhancement, major changes
or activities like MEPC(Mega Event like San Storage Upgrade and Network Activity across the firm).
- Administers and maintains development, uat, dr and production servers to ensure high availability
of hardware systems through regular performance of system health checks, and security checks.
- Performing Hygiene reboots and maintaining that all servers we handle has an uptime of less than
100 days
- Performing AIX OS Upgrade and Patching
- Performing Firmware and Microcode upgrade on different P5 and P6 IBM Frames
- Performing VIO upgrade from 1.5 to 2.1 to 2.2 version
- Performing HMC Upgrade to latest version
- Remediating system vulnerabilities and breaks on servers that we handle through the use of ESM
Tool
- Install BOKS and Keonizing all servers that we maintain.
- Troubleshooting Tivoli agent Issues, Endpoint Heartbeat failure and Tivoli End-to-End issues.
Upgrading tivoli agent as well, pushing new configuration files via HUBEQ.
- Performing WebSphere upgrade
- Performs troubleshooting and performance optimization of servers, systems, hardware, network
and other
- supported operating systems.
- Works closely with the different Support Team to achieve the service availability and service level
commitments, and to ensure compliance to the Support standards and policies.
- Assist IBM in any hardware replacement that needs to be attended.
SMART COMMUNICATIONS INC.
July 2008 – January 2012
SMART Tower, 6799 Ayala Avenue, Makati City Philippines
Systems Administrator
- Provides Level 3 support for Platforms Support Group and 24x7 operations and handles different
flavor of OS’s like Red Hat Enterprise Linux 3.0/4.0, HP-UX 11i, Sun Solaris 8/10, AIX 5.3 and
Windows 2003/XP.
- Tracking and Resolving of Ticketing system via Adventnet Manage Engine Service Desk Plus and
Online Service Request.
- Administers and maintains development and production servers to ensure high availability of
hardware systems through regular performance of system health checks, and security checks.
- Performs troubleshooting and performance optimization of servers, systems, hardware, network
and other
- supported operating systems
- Performs installation and configuration of hardware, software, utilities, infrastructure components,
devices applications and peripherals.

3. - Proactively monitors server performance, availability and storage usage. Promptly acts on system
alerts to minimize downtime.
- Coordinates with the corresponding technical support partners to facilitate resolution of escalated
issues pertaining to infrastructure.
- Provides technical support to assist the project team during the solution evaluation, project
implementation and
- production stages.
- OS Installation and System Configuration of different flavor of Unix Operating Environment (Solaris,
Red Hat Linux 4.0, HP-UX, Windows).
- Configuration of software RAID (0, 1, 1+0, and 5) with Solaris and HP-UX system.
- Provides logs and files to be given to technical support partners for escalation of system/hardware
problems.
- Works closely with the Support Team to achieve the service availability and service level
commitments, and to ensure compliance to the Support standards and policies.
- Leads the server migration project for all existing servers from planning, implementation to actual
service migration.
- Monitor daily backup of application and database to ensure data recovery backup.
- Able to migrate Solaris OS disk to disk to expand disk capacity that the system need if the capacity
is insufficient.
- Maintain data center cable grooming.
- Able to monitor and configure Storage on Clarion and DMX includes Business Continuity Volume
checking and synching, SRDF configuration and synching.
- Presenting new external storage to Operating Systems that need additional capacity either for local
or for ASM disk of Databases.
- Support and in-charge for the Disaster Recovery Drills Activities.
- Knowledge in Netback-up and Networker for the back-up system.
- Conduct a daily monitoring of database and application servers to prevent any production issues.
Capacity Management
- Monitors the remaining capacity on Storage (DMX & Clariion) and make sure that there is enough
capacity for additional services, upgrades of capacity in different hosts and also for future use.
- Planning for new and existing requirements of services that will be extended, added and deployed
to production
- Monitors and estimate the monthly & yearly consumption on back-up infrastructure to prevent
shortage of back-up capacity that were merely stored on Disk and Tapes.
- Interacts with the discipline of performance, both during the requirements and design activities of
building a system, and when using performance monitoring as an input for managing capacity of
deployed systems.
Security Administrator
- Provides user access to required servers and/or systems according to the defined access levels
(read only, read/write, etc.).
- Performs and conduct Operating System Hardening with Solaris, AIX and Linux OS for MBS
Compliance.
- Performs Monthly Operating Patch Review for new vulnerability and monthly Operating Systems
and Applications updates.
- Performs daily file integrity monitoring for the security of OS and applications scripts, logs and files
that was added, changed or deleted within the system.
- Daily checking of new Operating System update that was highly recommended and vulnerabilities
that was critical.
- Point person for Operating System for The PCI DSS Compliance for Master Card.
- Daily monitoring on Identification Manager (IDM) for the user access and permissions within the
system.
- Daily monitoring on SIEM/ESM for the system log report to monitor all the activities of users within
the system.

4. - Responsible for the User Access Management (UAM) and performing the Monthly & Quarterly
review Report.
- Grants access and modify permissions for user in the system.
- Performs Monthly Review Report for employee movement.
EDUCATION AND CREDENTIALS
POLYTECHNIC UNIVERSITY OF THE PHILIPPINES
School Year: 2003 - 2008
Teresa St., Sta. Mesa, Manila
Bachelor of Science in Computer Engineering
TRAININGS and SEMINARS
• IBM Tivoli Endpoint Manager 9 Fundamentals
Conducted from March 2015
• GPFS
Conducted from July 10, 2014(internal company training)
• Redhat Intermediate System Administration
Conducted from Feb, 2009
• SUN Intermediate System Administration for Solaris 10 O.S
Conducted from March 9-13,2009
Conducted by Jumar Pando
• SUN Advanced System Administration for Solaris 10 O.S
Conducted from July 2009
• EMC Networker Administration for UNIX and Microsoft Windows
Conducted from Nov 23-27, 2009
Conducted by Teresa Ang
• AIX 5L System Administration 1: Implementation
Conducted from May 17-21, 2010
Conducted by Marcelo Roman
• AIX 5L System Administration 2: Problem Determination
Conducted from June 21-25, 2010
CHARACTER REFERENCES
Don Obana
ANZ Storage Engineer
+63 9273683135
Chris Guevarra
VP HPE
(0908) 820 3642
Candy CarylLil Valerio
Patch Management Officer, FXDMS Phiil
(0920) 968 9386