It Support System Administrator

Yousef Karaca

IT System Engineer

Mechanicsburg, PA 856-***-**** ************@*****.*** https://www.linkedin.com/in/ykaraca/

CAREER PROFILE

Detail-oriented and results-driven System Administrator with over [10] years of experience in managing and optimizing IT infrastructure. Proven expertise in system installation, configuration, and maintenance, with a strong focus on security, performance, and scalability. Adept at troubleshooting complex issues and implementing solutions to enhance operational efficiency. Committed to delivering high-quality IT support and ensuring smooth and uninterrupted business operations. Eager to learn new skills by working as a team member.

SKILLS

Strong knowledge of Microsoft-based operating systems, emphasizing Windows 10/11 and Office 365.

Ability to manage an enterprise-scale network that includes LANs, WANs, VPNs, and virtualization.

Knowledge of current Active Directory and Windows Domain security administration.

Strong knowledge of the Google Workspace product.

Experience with knowledge of Server and Desktop Virtualization (Citrix Workspace).

Significant knowledge of SQL and common relational database (managed and self-hosted) systems such as PostgreSQL and MySQL

Proficient with documentation and ticket management systems.

Strong knowledge of Microsoft Configuration Manager (SCCM)

Strong knowledge of Network Security concepts

Knowledge of TCP/IP supporting networked devices, including Servers, Switches, Desktops, Mobile Devices, and Printers.

Diagnose, troubleshoot, and resolve Microsoft Windows / Linux hardware and software problems.

Perform basic computer, wired, and wireless network troubleshooting.

Monitor computer networks and systems for threats and security breaches.

Experience with basic routers/firewalls and NAT (Network Address Translation).

Experience supporting and working with Software Development Lifecycle (Agile, SCRUM, DevOps).

Implement a schedule of system backups and archive operations to ensure data/media recoverability.

Develop complex scripts and solutions by using departmental standards to automate systems management.

Perform complex system software upgrades, including planning and scheduling, testing, and coordination.

WORK EXPERIENCE

PA Department of State, Harrisburg, PA Nov 2023 - Present

Tier 2 Application Support Maintenance

●Administer and maintain Windows and Linux servers, ensuring optimal performance and security.

●Implement and manage virtualization environments using VMware and Hyper-V.

●Perform ongoing management and support of the Citrix VDI environment

●Oversee cloud infrastructure on AWS and Azure, including deployment, monitoring, and cost management.

●Perform routine system updates, patch management, and backup operations.

●Troubleshoot and resolve hardware, software, and network issues, minimizing downtime.

●Develop and maintain documentation for system configurations, procedures, and policies.

●Manage user accounts, permissions, and authentication protocols.

●Collaborate with IT support teams to address and resolve escalated technical issues.

●Monitoring and supporting servers, switches, routers, and firewalls,

●Installing and troubleshooting client hardware and software,

●Experienced in scripting languages with PowerShell and VBS to automate tasks on Windows systems.

●Configuring and prepping new client devices for installation,

●Manage the Help Desk system. Resolve, delegate, or escalate issues as necessary. Analyse data to develop improvements to reduce the number of tickets generated.

●Sustain and fix issues on LAN/WAN, Wireless systems, and other computing equipment.

●Perform Active Directory and Azure AD account setup and set up accounts and workstations.

●Support other team members of the IT Operations and Network team.

●Follow and maintain IT security awareness and best practices by understanding security principles as they pertain to the environments supported.

●Assist vendors, consultants, and inside Enterprise groups in developing applications.

● Participate in scheduled project team meetings.

● Author and maintain documentation to serve as a technical and/or end-user reference.

●Conducts systems performance evaluations, monitoring, patch management, and security evaluations.

● Analyses user needs in various computer environments (including but not limited to mainframe, Windows, and mid-range) and makes recommendations for products and services.

●Create and maintain workstation images

●Manage SCCM application deployments

●Monitor and report on deployment status

●Assist remote IT support teams with the use of the SCCM console and other functions

UPS, Middletown, PA Mar 2023 – Nov 2023

TSG Technician Full-Time

●Provided technical support for end-users, resolving hardware, software, and network connectivity issues.

●Configured and installed operating systems, applications, and network equipment.

●Assisted in the migration of on-premises systems to cloud-based solutions.

●Monitored system performance and implemented enhancements to improve efficiency.

●Troubleshooting connectivity to the network and logging and reporting hardware and software problems,

●Monitoring and supporting servers, switches, routers, and firewalls,

●Configuring and deploying new PCs, servers, switches, firewalls,

●Configuring and prepping new client devices for installation,

●Manage and organize experience, server rooms, MDFs, IDFs, rackable equipment, and other modular or containerized IT infrastructure solutions.

●Utilize MS Systems Center Configuration Manager (SCCM) to run available hardware and software reports.

●Maintain an inventory of all IT assets, including mobile devices.

● Utilize SCCM and MDM reporting features for tracking software and device usage.

●Electrical and mechanical engineering experience such as generators, chillers, cooling towers, air handling units, UPS, electrical sub-distribution systems, etc.

●Excellent knowledge of operating systems (Windows, Linux).

●General knowledge of Virtual networking environments.

●Strong attention to detail about procedures and workflow.

●Experience with Service Management frameworks and delivery.

●Experience working with a project team and on projects.

Wees de Stem voor Vrijheidk, Rotterdam, NL Remote February 2021 – March 2023

Web Developer – Part-Time

●Applied great level of Front-end languages with HTML5, CSS3 and JavaScript and Expertise in Back-end languages like NodeJS and SQL.

●Developed web applications using MySQL and React.js

●Closely worked with Application using React.JS and Node.JS libraries.

●Developed web application JavaScript, Authentication, NextJS, NodeJS, React, React Table, SQL DB.

●Coded application using REST APIs using React Query on CMS Strapi tools.

●Developed multiple POCs to create an interface between Backend to Frontend by using React.JS and Node.JS.

●Involved in writing application-level code to interact with APIs, Web Services using react.

●Build an image processing solution using ReactJS on frontend, Node.js, SQL and on backend.

●Work in an Agile Team, working closely with the Product Owner and UX designers to meet project goals and create effective user experiences with digital products.

●Build web applications with Redux state management.

●Style pages with Chakra UI and developed JavaScript for user interface.

●Utilize Rest Assured library and Postman for API Testing.

●Use Postman as a Restful API tool for validation of HTTP request and HTTP response.

●Perform SQL query executions in Database as a part of Backend Data Verifications.

●Use Git for version control and GitHub as a repository for sharing and collaboration with all team members.

Computer System Engineer March 2018 - January 2020

Workset Global, GR Onsite

Provided Technical Consulting and Security Consulting

Built ability to understand and apply electronic, mechanical, and networking theory to install, diagnose, and repair equipment, including knowledge and use of all necessary tools and test equipment

Used and troubleshot Office 365 within a network environment (permissions, calendar sharing, delegation)

Provided a high level of support to other Client/ATP Technicians and Client Service Desk Staff

Utilize MS Systems Center Configuration Manager (SCCM) to run available hardware and software reports.

Researched, tested, and troubleshot new technology to increase production and reduce costs

Maintained updated documentation related to servers and network equipment within the Client

Computer Engineer October 2006 - October 2017

Department Of IT, Turkish Ministry of Interior, Ankara, TR Onsite

Set up, installed, and configured hardware and software, as well as provided support

Handled network management and network security

Installed, supported, and maintained physical and virtual server (VMware) environments

Maintained Active Directory (AD) structure

Maintained Enterprise backups and backup schedules, and complied with retention policies for all Client data.

Maintained the security and availability of enterprise data and network resources such as servers, printers, and file shares throughout the Client.

Monitored Systems Center Operations Manager (SCOM)

Maintained the computer networks of the organization, providing technical support and ensuring the institute ran smoothly

Worked with mechanical devices, tools, and test equipment; built experience in using oscilloscopes, digital multimeters

Increased expertise and management knowledge of telecommunication systems

Provided technical support, including help desk, investigation, and diagnostic skills, remote troubleshooting, walking customers through solutions, educating clients, following standard operating procedures, referencing, and adding to a knowledge base

Handled deployment and maintained wireless systems and radios (RF Radio, Rf-Id tags, LoS)

2010-2016 Department of IT, Turkish Ministry of Interior, Ankara, Turkey

For the Presidency of the Turkish Republic:

Perimeter Security Project (installation of IP network cameras, NVR, video analysis software, facial recognition software)

RFID (Radio Frequency Identification- installation of vehicle recognition systems, passenger/guest recognition system for President’s plane and invitations)

Fiber Optic Network Infrastructure Project (installation and management of the infrastructure for the security of the Presidency)

2003-2009 Department of Communications, Turkish

Ministry of Interior, Ankara, Turkey

Public Safety Project (Establishing a unified administrative and communications infrastructure of emergency services) Pol-Net(Police-Network) Project (I took charge of network infrastructure, servers, and system )

EDUCATION

-CompTIA A+ Technical Support Certification – CompTIA and ConnectWise Training

-Self-Study Programs: Cyber Security, SOC Analyst, Certified Ethical Hacking (CEH),

Cyber Security Certifications for Beginners

-Social Hackers Academy, Full-Stack Development

-Java Programming Language - Helsinki University

-Ph.D. Candidate, Department of Business Administration - Turkish Aeronautical Association University

-MS in Computer Engineering - Atilim University

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