Linux Systems Administrator, DevOps, OpenShift and Kubernetes

Nathaniel Clifton, Jr.

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

WORK EXPERIENCE

PNC/Remote Pittsburgh, PA

Sr. Technology Engineer/Sr. Linux Systems Engineer March 2024 – November 2024

Identify and resolve technical issues, ensuring seamless application performance and compliance with security measures across various environments, including RedHat Linux and OpenShift Container.

Develop technical designs and perform analysis of application protocols, collaborating with support teams to enhance business operations and improve procedural standards.

Facilitate vendor communications for issue resolution and provide direct assistance to business users

Interpretation and utilization of software tools such as Python, JBOSS, Ansible, and Apache and Tomcat.

Application Deployment of Java Applications within PNC mnemonics for RTB/CTB user interfaces

DevOps with RedShift CNV OpenShift platform within a VMware environment

Scheduled monthly patches RedHat Linux 7/8/9 and server deployments using Ansible

Used Jira/Confluence for documentation, turnover and ongoing projects

RedHat/Remote Raleigh, NC

Technical Operational Support Engineer – NOC November 2022 – November 2023

Responded to customer inquiries via calls, chat, and web platforms, ensuring adherence to service-level agreements (SLAs) and maintaining high customer satisfaction

Provided proactive updates to customers, ensuring consistent communication and satisfaction with support services across various technologies including Linux, OpenShift, Ansible, and JBOSS/Apache/Tomcat

Collaborated with engineering and development teams to devise innovative solutions, including issue resolutions within ServiceNow and Salesforce ticketing systems

PNC/Remote Pittsburgh, PA

Senior Systems Administrator – Linux December 2020 - February2023

Administered and supported RHEL Linux environments and RedHat OpenShift Container 4.12/Kubernetes across production, QA, and test environments, ensuring optimal performance and reliability

Installed and configured Linux servers, providing comprehensive support and troubleshooting within VMware and ServiceNow environments

Collaborated with architects and DevOps RedShift CNV OpenShift platform engineers to complete server deployments using Ansible/Cruze to resolve project issues and risks, utilizing the ServiceNow ticketing system to deliver effective solutions for internal customer needs

Used Jira/Confluence for documentation, turnover and ongoing projects

Westinghouse/Remote Cranberry, PA

Senior Server Engineer - Linux May 2017 – November 2021

Managed Red Hat OpenShift Container and SUSE Linux server environments, overseeing deployment, administration, and performance monitoring, including CIS Benchmark compliance and troubleshooting across QA/Test/Production operations

Provided installation, configuration, and quarterly security patching of SUSE Linux environments using SUSE Manager, ensuring continuous support and system reliability.

Collaborated with network engineering and database administration teams to implement and configure Linux systems and software, utilizing Bash and Python scripting to meet corporate objectives

Developed and enforced policies for Linux system security, incorporating secure access controls, monitoring, and routine SOX evaluations using tools like SolarWinds for system reliability.

DevOps with RedShift CNV OpenShift platform within a VMware POC environment

Used VMware rapid Deploy for deploying SuSe, Oracle, RedHat Linux servers and SuSe Manager

VPG Wendell, NC

Lead Linux Administrator March 2014 – April 2017

Installed, configured, and maintained a variety of Linux environments and associated technologies, including Active Directory, Bash, Python, DNS, NFS, and AWS CodeDeploy, ensuring optimal system performance and availability

Managed quarterly patch and package administration to maintain SOX compliance for Linux servers, supporting seamless operations and minimizing security vulnerabilities.

Developed and executed a comprehensive backup and restoration strategy for 24/7 operational support, leveraging

Deployment responsibilities within AWS for standing up new servers from small to extra-large in support of the Webmaster (CodeDeploy)

EMC Networker/NDMP and DLT systems to ensure data integrity and availability

Varite/NetApp, Inc. RTP, NC

Engineering Systems Support Administrator November 2012 – November2013

Configured and troubleshot NetApp filers, disk shelves, and installed NetApp ONTAP releases 7.5.3 - 8.1.1 and

Cisco UCS, alongside PXE server OS installations using Windows, RedHat Linux, and VMware

Managed data center operations including racking & stacking equipment, cable management, and maintaining hot & cold aisle containment while effectively communicating lab infrastructure issues using ServiceNow

Deployed Linux and Windows servers using PXE boot and KickStart in a Test, Dev, QA and Production environment

EDUCATION

Strayer University

MPA, Urban Management

Strayer University

MBA, Management

Shaw University

BS, Business Management

Shaw University

BS, Computer Information Systems

CERTIFICATIONS

Pending CKA/CKAD, (completed CKA training 2/25 – pending certification)

Pending RHCSA, 2025

Pending CyberSecurity/Security + training, 2025

Splunk Enterprise Certified Admin, (completed Splunk training 3/25 – pending certification

Pending RedHat OpenShift training, 2025

Pending RedHat Ansible training, 2025

Pending AWS Cloud Practitioner training, 2025

Pending AWS SysOps Administrator training, 2025

GCP Foundational & Associate training, 2025

Pending Terraform Associate & Authoring and Operational Professional training, 2025

Pending Snowflake training, 2025

Pending MongoDB training, 2025

Pending Cassandra training, 2025

Pending Kafka training, 2025

Pending Hadoop training, 2025

Pending IAM/RBAC training, 2025

SKILLS

Communication • Problem Solving • Adaptability • Teamwork • Customer Service

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