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Rex R. Email & Phone Number

Sr System Engineer at Firstmac
Location: Metro Manila, National Capital Region, Philippines 5 work roles
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Current company
Role
Sr System Engineer
Location
Metro Manila, National Capital Region, Philippines
Company size

Who is Rex R.? Overview

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Rex R. is listed as Sr System Engineer at Firstmac, a with 249 employees, based in Metro Manila, National Capital Region, Philippines. AeroLeads shows a matched LinkedIn profile for Rex R..

Rex R. previously worked as Application and System Engineer at Solarwinds and IT Operation Specialist at Verifone.

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Firstmac

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About Rex R.

Has more than 12 years of extensive experience as SysOps, DevOps, and System Administrator. I bring with me more than 7 years of dedicated expertise in designing, deploying, and managing AWS Cloud infrastructure. My skill set encompasses the implementation of automation and orchestration workflows, the establishment of robust monitoring and alerting systems, the enforcement of rigorous security and compliance protocols, proficient troubleshooting, and resolution of complex issues, as well as seamless collaboration with multifaceted, cross-functional teams. My commitment to professional growth is evident in my continuous pursuit of the latest AWS technologies and trends, which I leverage to enhance my technical proficiency and expand my knowledge base.AWS Services: EC2, S3, VPC, ECS, RDS, ELB, EFS, FsX, Lambda, API Gateway, Systems Manager, Cloudtrail, Cloudwatch, Athena, IAM, Cognito, CloudFront, Route53, WAF, Workspace, Auto Scalling, and other ServicesIaC Tools: Terraform, Cloudformation, CDK (typescript, Python)Versioning Tools:Git, Bitbucket, GitLab, GithubScripting Tools:Powershell, Python, Bash, Shell Windows:Active Directory, Office365, Azure, DHCP, DNS, Windows File System, Linux Platform:Ubuntu, AWS Linux, Centos, Bitnami, KaliMonitoring Tools:Nagios, Grafana, Site24x7, Monitis, NMIS

Listed skills include Management, Recruiting, Sourcing, Networking, and 23 others.

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Rex R.'s current company

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Firstmac
Firstmac
Sr System Engineer
Website
Employees
249
AeroLeads page
5 roles

Rex R. work experience

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Sr System Engineer

Current

- Infrastructure Deployment: Involves planning, implementing, and overseeing various AWS infrastructure elements, including EC2 instances, VPCs, S3 buckets, ECS, RDS, Lambda, IAM, CloudWatch, CloudFront, API Gateway, and more.- Containerization: Use containerization technologies (e.g., Docker) to package applications and dependencies for consistency across environments.- Resource Optimization: Monitor and optimize AWS resources to ensure cost efficiency and optimal performance.- Security Management: Implement and maintain security best practices, including IAM roles, security groups, and encryption, to protect AWS resources.- Configuration Management: Manage configurations across different environments to ensure consistency and reliability.- Environment Management: Manage development, staging, and production environments, ensuring consistency and reproducibility.- Scaling: Configure auto-scaling and load balancing to ensure the application can handle varying workloads.- High Availability: Set up redundancy and failover mechanisms to ensure high availability of AWS-hosted applications.- Backup and Recovery: Develop and implement backup and disaster recovery strategies for AWS resources.- Networking: Manage AWS networking components, including routing, peering, and VPN connections.- Identity and Access Management: Define and manage user access to AWS resources using IAM policies and roles.- Monitoring and Logging: Set up monitoring and logging solutions, such as CloudWatch, Cloudtrail, Nagios, Grafana and more.- Automation: Use AWS CloudFormation or other automation tools to provision and manage infrastructure as code.- Compliance: Ensure AWS resources adhere to compliance standards and regulations relevant to the organization's industry.- Cost Management: Monitor AWS billing and usage to control costs and optimize resource utilization.- Technical Support: Provide support for AWS-related issues and incidents, including troubleshooting and resolution.

Jul 2016 - Present

Application And System Engineer

- SolarWinds Configuration: Install, configure, and maintain SolarWinds software, including Network Performance Monitor (NPM), Server & Application Monitor (SAM), and other relevant modules.- Monitoring Setup: Create and configure monitoring templates, alerts, thresholds, and policies in SolarWinds to monitor network devices, servers, applications, and other infrastructure components.- Network Discovery: Manage network discovery processes to identify and add new devices and systems to the monitoring environment.- Troubleshooting: Analyze and resolve issues related to SolarWinds performance, data collection, and alerting.- Customization: Customize SolarWinds dashboards, views, reports, and alerts to meet the specific monitoring needs of the organization.- Data Collection: Ensure the efficient collection of performance and status data from monitored devices and systems.- Alerting and Notification: Set up alerting rules and notification methods (e.g., email, SMS, SNMP traps) for proactive issue detection and resolution.- Capacity Planning: Use SolarWinds data to perform capacity planning and forecasting to avoid network and system performance bottlenecks.- Integration: Integrate SolarWinds with other IT management systems and tools, such as ticketing systems, to automate incident response and problem resolution.- Performance Optimization: Fine-tune SolarWinds settings and configurations to optimize performance and resource utilization.- Security: Ensure the security of SolarWinds infrastructure, including access control, authentication, and vulnerability management.- Documentation: Maintain comprehensive documentation of SolarWinds configurations, processes, and troubleshooting procedures.- Training: Provide training to other IT staff and end-users on using SolarWinds for monitoring and troubleshooting.- Collaboration: Collaborate with other IT teams to address cross-functional issues and improve overall network and system performance.

May 2015 - Jul 2016

It Operation Specialist

- System Configuration: Install, configure, and maintain operating systems (e.g., Windows Server, Linux) on servers and workstations.- Server Administration: Manage and administer servers, including user accounts, permissions, GPO and system resources.- Security Management: Implement and maintain security measures, including firewalls, access controls, and security patches, to protect systems and data.- Network Administration: Configure and maintain network infrastructure, including routers, switches, and firewalls, to ensure reliable connectivity.- Hardware Maintenance: Oversee hardware components, troubleshoot issues, and replace faulty components as needed.- Software Installation and Updates: Install, configure, and update software applications and server software to ensure optimal performance and security.- User Account Management: Create, modify, and manage user accounts, permissions, and group policies.- Virtualization: Set up and manage virtualization technologies (e.g., VMware, Hyper-V) to optimize server resources and enhance scalability.- Monitoring and Performance Tuning: Monitor system performance, analyze logs, and implement performance optimizations to maintain system efficiency.- Incident Response: Respond to system and network incidents, diagnose issues, and resolve them promptly.- Patch Management: Apply software patches and updates to maintain system security and stability.- Automation: Implement automation scripts and tools to streamline repetitive tasks and improve efficiency.- Capacity Planning: Assess system resource usage and plan for hardware and software upgrades as needed to accommodate growth.- User Support: Provide technical support to end-users, assist with troubleshooting, and resolve IT-related issues.- Training: Train staff members on best practices, security protocols, and proper system usage.- Security Auditing: Conduct security audits and assessments to identify vulnerabilities and implement corrective measures.

Feb 2012 - May 2014

Onsite Support And Desktop Engineer Lead

Ibm

Philippines

Desktop Engineer Lead:- Team Management: Lead a team of desktop engineers and provide guidance, coaching, and mentoring to ensure effective performance.- Project Planning: Collaborate with IT management to plan and execute desktop-related projects, such as software deployments and hardware upgrades.- Technical Expertise: Stay up-to-date with the latest desktop technologies and provide technical expertise to resolve complex issues.- Quality Assurance: Ensure that desktop engineers follow best practices and standards for hardware and software configurations.- Vendor Relations: Manage relationships with hardware and software vendors to procure equipment and licenses efficiently.- Policy Development: Assist in developing and implementing IT policies and procedures related to desktop management and support.- Escalation Point: Act as an escalation point for challenging technical issues that require advanced troubleshooting.- Performance Monitoring: Monitor and analyze desktop performance metrics and make recommendations for improvements.- Documentation and Reporting: Maintain comprehensive documentation of desktop configurations, changes, and incident reports. Provide regular reports to IT management.Onsite IT Engineer:- Technical Support: Provide on-site technical support to end-users, including software installation, updates, troubleshooting hardware and software issues.- Installation and Maintenance: Install, configure, and maintain hardware components like computers, printers, and networking equipment.- Network Support: Assist in setting up and troubleshooting network connections and basic network issues.- Security Compliance: Ensure that IT security policies and protocols are followed, including data protection and access control.Inventory Management: Keep track of IT assets and maintain an inventory of hardware and software licenses.

Feb 2012 - Feb 2013

Sr. Recruitment Specialist

August 2008 - PresentHRPO Asia Inc. Recruitment specialist Main Responsibilities:• Maintain and Build Relationship with talent and clients for sales and network purposes • Establish different methods for sourcing candidates to meet specific client requirements• Provides sourcing, scheduling and monitoring of the accounts demands.• Recruiting Talents / applicants for job orders as assigned• Conducting initial interview over the phone• Preparing executive summary and talents profiles / resumes• Managing recruited talents and maintaining coordination with them • Scheduling talents for a personal interview • Reporting to employers necessary information that directly affects recruitment performance • Directly reporting to the Marketing and Operations Manager. • Cooperating with employer and co-workers in achieving company target and learning and using e-business technologyJob Requirements handled:I.T Job Requirements:• IT Operations Manager• IT Project Manager• Development Manager• Database Manager• Java programmer/developer/analyst• .Net programmer / developer / analyst • Software developer• PHP programmer / developer• PeopleSoft Developer• C++ Developer • Windows Engineer / Administrator• Linux Engineer / Administrator• Network Engineer / Administrator• Database administrator (Oracle, MS Sql)• Database Developer (Oracle, Ms Sql)• Q.A / Software Engineer• Technical SupportNon-IT Job Requirement • Marketing / Brand Director • Web content Specialist • SEO Manager / Specialist • Technical Writer• Copy Writer• Communication Specialist • Client Interface Officer• Marketing Coordinator• Sales Executive• Accountant• Operations Engineer• Call Center Agent Other Responsibilities:• Technical Support• Computer set up / Trouble Shooting• LAN Cabling / Installation / Tracing / Testing• Software Installations

Aug 2008 - Jan 2012
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Colleagues at Firstmac

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FAQ

Frequently asked questions about Rex R.

Quick answers generated from the profile data available on this page.

What company does Rex R. work for?

Rex R. works for Firstmac.

What is Rex R.'s role at Firstmac?

Rex R. is listed as Sr System Engineer at Firstmac.

Where is Rex R. based?

Rex R. is based in Metro Manila, National Capital Region, Philippines while working with Firstmac.

What companies has Rex R. worked for?

Rex R. has worked for Firstmac, Solarwinds, Verifone, Ibm, and Hrpo Asia.

Who are Rex R.'s colleagues at Firstmac?

Rex R.'s colleagues at Firstmac include Ben Mcdougall, Mae Antonette Valcos, Brent Love, Kristy Simpson, and Tina Li.

How can I contact Rex R.?

You can use AeroLeads to view verified contact signals for Rex R. at Firstmac, including work email, phone, and LinkedIn data when available.

What skills is Rex R. known for?

Rex R. is listed with skills including Management, Recruiting, Sourcing, Networking, Databases, Interviews, Troubleshooting, and Microsoft Sql Server.

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