Harry Owusu Afriyie

Phone: 347-***-****

Email: adwql5@r.postjobfree.com

PROFESSIONAL EXPERIENCE

●With over 8 years of working experience using Linux as a base operating system

●Vast experience in the IT industry

●Vast experience with Perl

●Experience with LDAP-Lightweight Directory Access Protocol.

●Specialty in working with the Linux command line and using the GUI interface to execute projects

●Vast knowledge of CentOS and Red Hat Linux

●Ability to perceive and find solution to challenging problems

●Installation of the Operating System, creating firewall rules

●Installing numerous services and applications and providing networking services.

●Managing users and assigning permissions to files

●Scheduling of cron jobs for the smooth running of my environment

●Administering AWS in an environment

●Patching and of servers and scanning for vulnerabilities using the required tools

●Worked on Integrating JIRA with Confluence

●Created JIRA workflows for multiple projects as per team needs

●Established configuration management policies by applying branching strategies, labeling techniques, and triggering policies both in development and testing environments

●Proficient in Java, Bash, Python, Powershell Scripting

●CentOS System Administration

●Install and configure Apache

●Allocate and maintain storage

●Creative and proactive problem solver

●Install developer tools as requested

●Write, edit, and run automation scripts using Yml - Ansible

●Install and configure NFS

●Install and configure MySQL database to support Next Cloud software

●Create passwordless SSH transfers for trusted systems sending and receiving data

●Fluent in data analytics

●Perform monthly patching software installs and updates

●Strong understanding of agile methodology, with an emphasis on test driven development & continuous integration

●Strong analytical skills

●Perform operating system upgrades as needed

●Reconfigure system architecture (adding more storage, configuration of system settings)

●Manage and coordinate hundreds of Linux servers and their thousands of users

●An elevated level of energy, commitment, and the ability to combine keen strategic sense with enthusiasm

●A talented team player with good interpersonal skills and able to relate to all manner of persons

●Excellent team leadership skills, collaborative team player and communicator to teammates and stakeholders

WORK EXPERIENCE

CLIENT: New York Presbyterian Hospital, Westchester, NY -remote

April 2019 – Present

ROLE: Linux Administrator/ ATLASSIAN JIRA

RESPONSIBILITIES:

●Perform standard system administration tasks such as patching and installation of packages using yum

●Building of Linux servers both virtual and physical and giving users' privileges

●File system sharing and permission

●writing and testing code, debugging Perl

●System optimization and configuration of files

●ESX/VMware/vSphere experience

●Cloud configuration and management

●Access control management

●RHEL 7-8 migration

●Verify weekly backups using backup application log

●Network administration and configuration

●Storage administration

●Troubleshooting and repairing of failed backups

●Monthly Patching to minimize security vulnerabilities

●Experience in installing new and rebuild existing Linux and Windows servers on VMware, configure hardware and giving users privileges

●Multisystem environment configuration

●Installing servers and managing them on VMware, AWS

●Creating users accounts and managing users and roles

●Creating VPCs and subnets for Network utilization on different Availability zones

●Creating DR region in AWS for replication in case of disaster

●Troubleshooting and resolving customer issues utilizing Jira ticketing system

●Manage user permissions to tools according to the needs of projects and teams

●Responsible for creating complex JIRA workflows and customizing Atlassian products (JIRA, Confluence) by developing various plugins for collaboration with Scrum Master to customize JIRA for their specific requirements

●Creating cron jobs to schedule tasks in both Test and Production environment

●Monitoring servers using Nagios and troubleshooting alerts as they are received

●Creating NFS share to share files in various environments

●Serving as Team Lead during monthly patching; this includes coordinating with other players and running of patch scripts

●Running a 24/7 on call rotation to monitor company servers and reporting issues through JIRA and phone calls

●working closely with vendors, Operations and Maintenance teams to support

●Utilizing Ansible for automation for patching of servers in both test and production environment

●Use tools such as Top, Nmap, PS, etc. for performance analysis

●Hardening of servers to prevent attacks and hacking

●Generating SSH authentication keys to secure the environment

●Working closely with Operations and Maintenance teams to support Standard Operations Procedures

ENVIRONMENT: Operating Systems: Linux (Redhat 7, CentOS 7), Windows, ServiceNow, ATLASSIAN SUITE

(JIRA, & CONFLUENCE),

Servers/Services: NFS, SSH, Apache, NTP, TCP/IP, AWS, VMWare

CLIENT: Arc Of Westchester, Westchester, NY -Contract

April 2014 – April 2019

ROLE: LINUX ADMINISTRATOR

RESPONSIBILITIES:

●Managed all aspects of the software configuration management process deployment, release methodology and application configurations

●Developed the Ansible scripts to setup and configure the applications for the production systems

●Worked closely with management to implement sweeping changes to their development processes and procedures, customizing JIRA, Confluence and Bitbucket to take the forefront of the new systems

●Performed standard system administration tasks such as patching and installation of packages using yum

●Assigning and resolving tickets using Jira ticketing system

●Troubleshooting issues and resolving client concerns

●Experience in installing new and rebuild existing Linux and Windows servers on VMware, configure hardware and giving users privileges

●File system sharing and permission

●System optimization and configuration of files

●Scheduling of cron jobs

●Working closely with Operations and Maintenance teams to support Standard Operations Procedures

●Monitoring Servers

ENVIRONMENT: SERVICE NOW, ATLASSIAN SUITE (STASH, JIRA, JQL, CONFLUENCE, CROWD), BITBUCKET, GIT, SQL SERVER, LINUX, PERL, BASH.

EDUCATION

Bachelor of Science in Computer Science, Lehman College, Bronx, New York 2008. Masters in information systems, Southern New Hampshire University, Manchester, New Hampshire 2023.

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