Engineering Systems Field Engineer

ALFREDO CHIRINOS

936-***-**** / *******.********@*****.*** / www.linkedin.com/in/alfredochirinos / Buford, GA, 30519 CAREER SUMMARY

Highly experienced Solaris and Linux Administrator with Certifications (Oracle Certified Professional Administrator Solaris, ITIL Foundation Certified, Scrum Foundation Professional Certified). Depth knowledge in deploying and maintaining of mission-critical Environment. Proven track record of successfully administering, installing and configuring SPARC/x64 Servers, and Engineering Systems like Exadata, Supercluster (SPARC), and ZFS Appliance platforms, ensuring seamless integration and optimal performance in enterprise environments. Skilled in troubleshooting complex hardware and software issues, proactively resolving problems to minimize downtime and maintain system stability.

Successfully deployed and configured over 10 Oracle Engineered Systems, including Exadata, Supercluster, and ZFS Appliance.

Extensive experience in Linux system administration, proficient in Oracle Solaris (Certified), Oracle Linux CentOS, and Red Hat.

Proven ability to collaborate effectively with cross-functional teams, delivering projects on time.

Strong analytical and problem-solving skills, adept at identifying and resolving technical issues efficiently.

Excellent communication and interpersonal skills, fostering positive relationships with clients and colleagues. WORK EXPERIENCE

TELUS Digital AI Data Solutions

Internet Safety Evaluator Jan 2023 - Actual

Categorize and evaluate internet Contents

Integrated Supply Network, LLC

Returns Specialist Feb 2023 - Actual

Ships merchandise back to manufacturer

Return cetified products to inventory

Consult vendors for return policy and procedures

Consult with sales reps on non-credit items.

Amazon MGE5

Sortation Center Warehouse Associate Jan 2023 – Feb 2023

Building Pallets.

Sort and split.

Oracle, Colombia

Field Engineer - Principal Senior Proactive Technical Analyst Nov 2017 – Sept 2021

Administration of Solaris & Linux Servers

Improvements over 35% in server availability times.

Planning and implementation of migrations with 100% effectiveness in production environments.

Oracle VM for SPARC (LDoms) or Oracle Solaris Zones

Install & Admin Oracle Engineering Systems (Exadata, ExaLogic, Supercluster)

Patching Exadata systems and databases

Assessment Solaris, Linux and Oracle Engineering Systems

Configure Infiniband switchs

Oracle, Venezuela

Field Engineer - Principal Senior Proactive Technical Analyst Apr 2013 – Nov 2017

Administration of Solaris & Linux Servers

Improvements over 35% in server availability times for Customer account.

Planning and implementation of migrations with 100% effectiveness in production environments.

Oracle VM for SPARC (LDoms) or Oracle Solaris Zones

Install & Admin Oracle Engineering Systems (Exadata, ExaLogic, Supercluster) Oracle, Venezuela

Senior Field Engineer May 2012 – Apr 2013

Administration of Solaris & Linux Servers

Solaris Upgrade & Update

Oracle VM for SPARC (LDoms) or Oracle Solaris Zones

Install & Admin Oracle Engineering Systems (Exadata, ExaLogic, Supercluster)

Patching Exadata systems and databases

implementation of migrations in production environments.

Manage and resolve Service Requests

ATITEL, Venezuela

Support Engineer Nov 2011 – May 2012

Admin. Solaris & RedHat Servers.

Admin. CDMA & GSM Appliance (CallControls).

Shell Script & Platform monitoring.

Monitoring and administering Front-end and Back-end Sun Microsystems, Venezuela

Support and Systems Engineer II May 2009 – Nov 2011

Admin. Solaris & RedHat Servers.

Alarms Cron Deployment

Shell Script & Platform monitoring.

OS Hardening and Security policies.

EDUCATION & CERTIFICATIONS

Dr. Rafael Belloso Chacín University, Venezuela

Bachelor of Engineering Computing 2004

7th Semester approved.

Non-Graduated

Oracle

Oracle Cloud Infrastructure Foundations 2020 Certified Associate 2020 CertiProf

Scrum Foundation Professional Certified (SCPF) 2020 APMG International

ITIL Foundation Certified 2015

Oracle

Oracle Solaris 10 System Administrator Certified Professional 2010 COURSES

Vanderbilt University, Online

Prompt Engineering for ChatGPT 2023

Oracle, Online

Zero Data Loss Recovery Appliance - ZDLRA: Hardware Installation 2020

Install and configure the Oracle Zero Data Loss Recovery Appliance.

Upgrade the Oracle ZDLRA Appliance

Oracle, Online

Oracle ZFS Storage Appliance Administration TOD 2019

Install and configure the Oracle ZFS Storage Appliance.

Upgrade the Oracle ZFS Storage Appliance software and hardware

Troubleshoot the Oracle ZFS Storage Appliance

Oracle, Online

Using Oracle Enterprise Manager Cloud Control 13c 2019

Management and automation support

User Roles and privileges

Install and configuring plug-ins

Oracle, Online

Oracle Enterprise Manager Cloud Control 13c: Install & Upgrade 2018

Cloud Control implementation planning considerations

Install Cloud Control 13c

Oracle Database 13c Installation

Oracle, Online

Oracle Solaris 11 Network Administration 2017

Configure a physical and virtual network

Configure network high availability

Diagnose networking issues

Oracle, Burlington, MA

Oracle Exadata Database Machine Hardware Support 2017

Install and configure the Exadata Appliance

Troubleshoot the Exadata Appliance

Configure Infiniband switchs

Oracle, Online

Oracle Enterprise Manager Ops Center 12c Administration 2016

Planning, installation and administration

Oracle, Bloomfield, CO

PTR_INT Oracle ZFS Storage Appliance Install and Maint 2016

Install and configure the Oracle ZFS Storage Appliance.

Upgrade the Oracle ZFS Storage Appliance software and hardware

Troubleshoot the Oracle ZFS Storage Appliance

Oracle, Online

Oracle Linux Advanced Administration 2015

Configure network addressing and name services.

Oracle, Online

Oracle Linux Advanced Administration 2015

Configure network addressing and name services.

Configure web and email services

Perform a Kickstart installation

Configure Samba services

Configure Oracle Cluster File System version 2 (OCFS2)

Configure Kernel-based Virtual Machine (KVM)

Oracle, Online

Sun SPARC Enterprise M-Series Servers Advocate Accreditation 2015

Domains Configuration in Oracle’s SPARC Enterprise M3000, M4000, M5000, M8000, and M9000 servers.

Allocate resources for a physical domain

Dynamic Domains, eXtended system boards, Dynamic Reconfiguration, and Oracle Solaris Containers technology Oracle, Online

Oracle Solaris Cluster 4.x Administration 2015

Oracle Solaris Cluster 4.x Administration.

Configure Oracle Solaris Cluster quorum devices and device fencing

Configure volume management with ZFS and Solaris Volume Manager

Troubleshooting and tuning

Oracle, Bloomfield, CO

PTR/INT Oracle Exadata Database Machine Install and Maintenance 2015

Install and configure the Database Machine.

Upgrade the Database Machine component firmware

Troubleshooting the Database Machine

Maintain and perform field replaceable unit (FRU) replacement on the Database Machine Oracle, Online

Oracle Solaris 11 Advanced System Administration 2015

Advanced Oracle Solaris 11 system administration tasks successfully and efficiently.

Virtual switch, network high availability, kernel zones, and RBAC configuration

Data backup and restore, services, and process management

System evaluation, monitoring, and troubleshooting Oracle, Online

Oracle Solaris 11 ZFS Administration 2015

ZFS root pool management

Data protection using ZFS access control lists

ZFS data backup and recovery

Oracle, Bloomfield, CO

SPARC Supercluster Install, Admin. & Troubleshooting Ed 1 2014

Install and configure the SPARC SuperCluster.

Upgrade the SPARC SuperCluster component firmware

Troubleshoot the SPARC SuperCluster components

Describe and perform advanced tasks on the SPARC SuperCluster Oracle, Online

Oracle Linux System Administration 2014

Install, admin & Troubleshooting Oracle Linux

Oracle Linux System Administration

Network and user administration

Oracle, Venezuela

Oracle Solaris 11 Performance Management 2014

Tuning performance parameters

Monitoring process and thread activity

Disk input/output(I/O) and ZFS file systems and network subsystems tuning. Oracle, Online

Oracle Solaris 11 System Administration 2014

Install, admin & Troubleshooting Solaris 11

Oracle Solaris 11 System Administration

Network, data storage, zones, and user administration Oracle, Online

Oracle VM Server for SPARC Installation and Configuration 2014

Install, admin & Troubleshooting Virtual Machines on SPARC Server

Configure the Control and Service domain

Create and allocate resources for a guest domain

Migrate an active guest domain

Oracle, Online

Oracle VM Administration Oracle VM Server for x86 Ed 2 2014

Install, admin & Troubleshooting Virtual Machines

Create and allocate resources for a guest domain Oracle, Bloomfield, CO

Oracle Certified Professional, Oracle Solaris 10 System Administrator 2010

Install, admin & Troubleshooting

ZFS file system

TCP/IP Config and Troubleshooting

Fundación Humboldt, Venezuela

Cisco CCNA 4: WAN Technologies 2009

Network Address Translation (NAT) and Port Address Translation (PAT).

Dynamic Host Configuration Protocol (DHCP).

Point-to-Point Protocol (PPP)

Network Management, Optical Networking.

Fundación Humboldt, Venezuela

Cisco CCNA 3: Switching Basics and Intermediate Routing 2007

Install and configure Cisco switches and routers in multiprotocol internetworks using LAN and WAN interfaces.

Provide Level 1 troubleshooting service.

Configure, analyze and troubleshooting Routing protocols.

Protocols VLSM, RIP v2, OSPF, EIGRP and IGRP settings. Dr. Rafael Belloso Chacín University (URBE), Venezuela Cisco CCNA 2: Router and Routing Basics 2005

Install and configure Cisco switches and routers in multiprotocol internetworks using LAN and WAN interfaces.

Improve network performance and security.

Perform entry-level tasks in the planning, design, installation, operation and troubleshooting of Ethernet, TCP/IP Networks. Dr. Rafael Belloso Chacín University (URBE), Venezuela Cisco CCNA 1: Networking Basics 2004

Build simple LANs, perform basic configurations for routers and switches, and implement IPv4 and IPv6.

Configure routers, switches, and end devices to provide access to local and remote network resources and to enable end-to- end connectivity between remote devices.

Develop critical thinking and problem-solving skills using real equipment and Cisco Packet Tracer

Configure and troubleshoot connectivity a small network using security best practices. SKILLS

Spanish speaker

Diagnostics and Hardware debugging, Blade Servers, SPARC, x86, x64.

Depth knowledge on Solaris, Unix, Linux and/or Windows operating systems.

Knowledge Programming and debugging in Several language C, C++, Visual Basic Script, Shell Script, Perl, Python.

Depth knowledge File Systems, Storage, Clustering technologies, Veritas Cluster, Solaris Cluster.

Knowledge Oracle Database, ASM.

SPARC SuperCluster, ZFS Appliance, Exadata, StorageTek tape libraries, ZDLRA.

Virtual Machine, Oracle VM x86, Oracle VM SPARC, LDOMs

Wireless, Ethernet, Infiniband, TCP/IP, DHCP, DNS, Routing protocols, Switching and Routing, Cisco CCNA, VPN, Firewall, Performance and Switches

Highly analytical, with strong problem-solving skills

Linux software package management systems (rpm), Solaris Image Packaging System (IPS)

Zones, cloud and container technologies.

Oracle Cloud Infrastructure (OCI)

Depth knowledge on Network Services (DNS/ldap/NIS), ssh/scp/sftp, IPMP and Link Aggregation

Field System Support, onsite Support, Remote Support

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