SUMMARY:

• I am an AWS Certified DevOps Engineer Professional, with three additional Associate - level AWS s as well, plus two Linux s, with more than twelve (12) years of cumulative IT experience working with financial d Confidential, genomic sequencing, ecommerce web design, fashion d Confidential analytics, PCI-DSS compliant financial d Confidential analytics, NLP (Natural Language Processing) software development, web hosting, and d Confidential centers.
• I have over twelve (12) years of experience in Linux and Windows server administration, where I have performed installations, security hardening, web and d Confidential base server installation and reconfiguration, server migrations, Active Directory setups and changes, monitoring duties, and everything else one would need.
• I have ten (10) years of Virtualization experience, primarily VMware ESXi / vSphere as of late, but with other platforms in the past, as well as six (6) years of Cloud Computing on Amazon Web Services (AWS).
• I possess familiarity and working knowledge of Docker for containerization and Kubernetes for its orchestration.
• I also have twelve (12) years of experience with enterprise-level hardware, primarily Cisco UCS and Supermicro and their accompanying disk subsystems and the like.
• Lastly, I am currently studying for the LPIC-2 while also majoring in political science via night coursework within the CUNY university system.

TECHNICAL SKILLS

Linux systems administration (primarily Red Hat Enterprise Linux / CentOS 4 through 8 and Debian 6 through 9): Windows Server systems administration (2000 through 2019)

Amazon Web Services: Apache, Apache Tomcat, Nginx, and Microsoft IIS,MySQL, PostgreSQL, Oracle 11, and AWS RDS installation and configuration

BASH and Python scripting: VMware ESXi, vCenter, and vSphere, Microsoft Hyper-V, and Oracle VirtualBox

Docker: Kubernetes and AWS Elastic Kubernetes Service (EKS)

Configuration management and automation (Ansible, Puppet, and Chef): Infrastructure as code (AWS CloudFormation and Terraform)

R1Soft CDP and assorted backup services: Atlassian JIRA, BitBucket, and Confluence products

ServiceNow and in-house ticket systems: Git and SVN source control servers

Continuous integration (Jenkins and Hudson): DNS administration (bind, AWS Route 53, Microsoft DNS, Infoblox, etc.)

Enterprise-level computer hardware (Cisco UCS, Supermicro, Dell, and HP): Written documentation focus, coupled with excellent oral and written communication skills

PROFESSIONAL EXPERIENCE

Confidential, New York, NY

Systems Engineer

Responsibilities:

• I was a member of an approximately thirty-person team dedicated to the installation, configuration, and deployment of servers related to global markets-related feeds for clients across the world, which is known as Ticker Plant.
• Utilizing Ansible Tower for automated server preparation and software installation and a myriad of in-house developed systems, my team deployed said servers, be they running Red Hat Enterprise Linux, Oracle Solaris, or Confidential AIX, decommissioned older servers due to power constraints, coordinated scheduled software deployments and emergency patches, performed low-latency network troubleshooting, worked with assorted teams to identify and fix software bugs that we encountered during the course of our work, and anything else pertaining to the software infrastructure powering Confidential ’s market-related monitoring operations.)

Confidential, Jersey City, NJ

DevOps Engineer

Responsibilities:

• I was a member of a five-person team leveraging DevOps techniques and practices, such as Chef for automating deployment of new servers and subsequent post-installation tasks, working on both Linux and Windows operating system design, architecture, and implementation engineering for all core Verisk server systems spread across approximately 3,000 servers hosted on both in-house VMWare ESX and Amazon Web Servers (AWS) environments.
• Our duties included but were not limited to setting up and reconfiguring Active Directory domains across both environments, installing and configuring new Microsoft SQL server clusters for new projects’ needs as they arose, maintaining DNS records across both InfoBlox and Active Directory, updating existing and installing (EV) SSL s, participating in maintenance windows outside of business hours, monitoring all mission-critical servers and infrastructure via SolarWinds, creating and changing load balanced Virtual IP (VIP) entries in Citrix Netscaler, utilizing both ServiceNow and JIRA ticket systems, and so forth.
• My job duties also entailed focusing on a core Verisk business unit above all others, which entailed the previously-mentioned duties but also all across their particular Linux environment as well.)

Confidential, New York, NY

DevOps Engineer

Responsibilities:

• I was a member of a two-person team responsible for the architecting, implementing, and monitoring of Confidential ’s entire Cisco UCS hosted environment, utilizing VMware ESXi running Debian Linux-based virtual servers.
• Utilizing Ansible for configuration management and automation of server deployments and reconfigurations, this included but was not limited to transitioning our physical load balancers to our VMware ESX-based infrastructure, maintaining our developers’ individual Linux VMs, monitoring and adjusting our Nagios-based monitoring system, maintaining on and setting up new Akamai and other Content Distribution Network (CDN) accounts, making changes to our Nginx / Apache web nodes, creating, investigating, and repairing errant Jenkins CI/CD pipelines, setting up new DHCP servers for internal applications, creating and deploying an entirely new Elasticsearch / Logstash / Kibana (ELK) centralized logging solution, routinely working with a dual-node MySQL circular replication server cluster and personally changing it to a three node cluster, upgrading our entire server infrastructure from Debian 6 to 8, and so forth.)

Confidential, New York, NY

Systems Administrator

Responsibilities:

• I was a member of a five-person team responsible for the entirety of A+E Network’s CentOS Linux-based digital media operations.
• My tasks included but were not limited to working on the Amazon Web Services (AWS)-based infrastructure, helping migrate from a woefully outdated physical environment to AWS, perform DNS changes to reflect changes to our assorted environments, editing and configuring Puppet modules for automation and configuration management purposes, designing and implementing an external-network monitoring implementation to replace the previous hodgepodge of monitoring systems, pushing code updates to the development environment, QA, and production environments for A+E Networks’ websites, performing maintenance on our Akamai CDN-accelerated digital properties, managing our Jenkins Ci/CD pipelines, assisting developers begin to leverage Docker for container-based development, utilizing agile development methodologies, and so forth.)

Confidential, TX

Systems Administrator

Responsibilities:

• I was the systems administrator for the company, responsible for any and all deployments, reconfiguration, troubleshooting of issues, and so forth for workstations, laptops, servers, and networking equipment in an environment that was approximately 95% Linux-based (CentOS 5 and 6), with the remaining 5% being Windows Server 2003 through 2012, and comprised of approximately fifty (50) physical servers and workstations and one AWS environment, which I personally created from the ground up.
• Daily activities included but were not limited to Oracle 11 d Confidential base installation or reconfiguration, administration of our assorted Windows servers, Apache Tomcat and Nginx server deployment and reconfiguration, administrating our iptables-based firewall and router, administering and making changes to our internally-hjosted DNS server, responding to alerts from the Nagios monitoring system that I deployed, administering our Git and SVN version control servers, helping diagnose compilation issues with in-house developed software, handling our Amazon Web Services account, including all EC2 and VPC instances, transferring existing VM images to AWS and developing new AMIs for future deployment for customer demonstration purposes, internally hosted virtual machine deployments and issues, installing and managing our Jenkins CI/CD server, performing one-off backups that fall outside of the automated backup schedule, and so forth.)

Confidential, Dallas, TX

Escalation Engineer

Responsibilities:

• I was a member of the customer-facing support group, assisting customers both via telephone and ticketing system and participating in everything from security audits and hardening, making customer-requested DNS alternations, MySQL and PHP optimizations, Apache / Microsoft IIS reconfiguration, custom server deployments, server migrations, working with our Hosted Exchange service, and everything else that was not covered by Confidential ’s normal level of support.
• The environment was comprised of approximately 500 servers, 70% of which used CentOS / Red Hat Linux, with the remaining 30% being Windows Server 2000 through 2008.
• I was also responsible for d Confidential center operations, deploying new servers, carrying out scheduled hardware upgrades, decommissioning legacy equipment, and so forth.)

Confidential, TX

Center Technician

Responsibilities:

• I built and deployed servers which were primarily Dell, HP, and Supermicro in a d Confidential center containing roughly 20,000 servers, ensured that the d Confidential center was properly maintained and generally kept orderly, deployed new server cabinets and their accompanying cabling, and performed scheduled hardware upgrades.)