Systems Engineer Lead

Joseph D. Angerville

** **** ******, ******** *******, NY 11798 631-***-****

********@*****.***

Lead Systems Engineer Linux Cloud Solutions

Strategic and highly skilled Lead Systems Engineer with over 15 years of experience in systems engineering, cloud infrastructure, and database management across AWS and on-prem environments. Demonstrated expertise in building and supporting multi-node clusters, Oracle RAC, and data migration for high-performance environments. Proficient in driving infrastructure efficiency through robust CI/CD pipelines, automation tools, and cross-functional collaboration. Recognized for maximizing system reliability and operational uptime, while maintaining a strong commitment to process optimization and security compliance. Committed to continuous learning and staying abreast of industry trends.

Work Experience

COX AUTOMOTIVE, New Hyde Park, NY 2015 - 2024

Lead Systems Engineer

Migrated from on-prem datacenter over 200 servers, including Oracle Exadata, to AWS RDS and AWS EC2 instances using CICD pipeline, resulting in the closing of 2 Data Centers with a cost savings of 55%.

Configured, managed, and maintained over 8000+ VMware VM servers running RHEL, CentOS, and Oracle Enterprise Linux servers.

Configured, build and administer ESXi servers including patches and updates running on both HP and Dell physical servers.

Expert in shell scripting, built RHEL/CentOS/Rocky servers from the ground up, automated patching of Linux servers with bash scripts, and built KVM docker containers for POC.

Managed and hands-on experience with storage and backup solutions.

Created custom Python script to update hundreds of yaml files, saving time and ensuring accuracy.

Configured and managed two-node Oracle RAC Clusters 19c on Dell R650 servers with Oracle Enterprise Linux 8. Integrated NetApp Storage using iSCSI and NFS protocols for optimal data management in server configuration. Implemented dual network cards with NPAR partitioning and Linux bonding, accommodating multiple VLANs.

Configure Dell EMC Data Domain Boost File System (BoostFS) and Avamar client for OS backups configured using Kickstart.

Designing, coding, testing, and debugging deployment frameworks that will drive continuous integration/continuous deployment (CI/CD) and quality improvements using GitHub Actions, Octopus Deploy, and Jenkins.

Automated AWS Oracle RDS DB user’s password rotation by implementing a custom Python script via AWS Lambda.

Configure and maintain 3 Node MongoDB Clusters with each node in different availability zones with AWS EBS & EFS filesystems on AWS EC2 instances via CICD pipeline, improving resiliency by 70%.

Configure and maintain Oracle Enterprise Manager (OEM) and Oracle Data Integration (ODI) on custom AWS EC2 instances by deploying automated provisioning scripts and monitoring tools, achieving 30% increase in performance and reliability for on-prem and cloud solutions running on Oracle Enterprise Linux 8.

DEALERTRACK, New Hyde Park, NY 2007 - 2015

Network Manager / Senior Systems Engineer 2014 - 2015

Led network management team of 2 engineers, overseeing operations and maintenance of 200+ physical and virtual servers on VMware while ensuring high availability and minimal downtime. Built, configured, and maintained physical and virtual servers running Oracle RAC clusters on HP hardware.

Storage Manager / Senior Systems Engineer 2010 - 2014

Led storage management team of 4 engineers, overseeing operations and maintenance of Oracle Exadata X5 & X3, HP servers running Oracle RAC Clusters, EMC DMX to NetApp migration while ensuring high availability and minimal downtime.

Senior Systems Engineer 2007 - 2010

200+ server data center migration of 2 separate data centers

Build, configured, and maintenance of Sun Solaris, RedHat Linux, and CentOS servers

Supported Sun Solaris and HP servers running Oracle RAC and Oracle Enterprise manager.

Configured and maintained Sun Solaris and HP servers running Oracle RAC, Oracle Enterprise Manager, deployed using jumpstart configuration, server racking, network and fiber channel cabling, backup, and recovery.

Additional Experience

JPMORGANCHASE, Jersey City, NJ, Senior Unix Administrator

IBM GLOBAL SERVICES, New Hyde Park, NY, Senior Unix Administrator

CHASE MANHATTAN BANK, Melville, NY, Lan Administrator

METRO MAC CORPORATION, Manhattan, NY, Manager

Skills

Scripting:

Bash, Python

AWS Architecture:

EC2, EBS, EFS, IAM, RDS, EKS, Lambda

CI/CD:

GitHub, Jenkins, Octopus Deploy

Terraform:

Infrastructure as code (IaC)

Oracle RAC Clustering:

Grid Infrastructure build and maintain

Linux Kickstart:

Automated installation of linux operating systems

Problem Solving:

Identify and resolve problems in a logical and effective way

Collaboration:

Work together to achieve a common goal by sharing knowledge, skills, and resources

Education

Diploma, Francis Lewis High School, Queens, NY

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