Osdani Arostegui
IT Specialist
Miami,FL
Summary
Entry level detail-oriented IT Support professional with hands-on experience in assembling, disassembling, and troubleshooting desktop computers. Proficient in diagnosing hardware failures, executing clean Windows installations, and resolving operating system and connectivity issues. CompTIA A+ Core 1 certified and actively preparing for Core 2 certification, demonstrating a commitment to ongoing professional development. Eager to contribute technical expertise and problem-solving skills in a Help Desk or IT Support role within a dynamic organization.
Overview
1
1
Certification
Work History
Online Chat Representative
Checkmate Gaming (CMG)
12.2023 - 02.2024
- Increased efficiency and performance by monitoring team member productivity and providing feedback.
- Increased efficiency and team productivity by promoting operational best practices.
- Investigated and resolved customer inquiries and complaints quickly.
- Maintained up-to-date knowledge of product and service changes.
- Provided real-time customer support through live chat and ticketing systems
- Provided real-time customer support through live chat and ticketing systems
- Investigated and resolved disputes between users by reviewing account activity and platform rules
- Followed established procedures, guidelines, and response standards
- Managed multiple support conversations simultaneously while maintaining accuracy and professionalism
Houseperson
Best Western Hotel
08.2022 - 07.2023
- Interacted with guests and assisted with any requests or concerns they may have.
- Kept building entryway glass clean and polished for professional presentation.
- Gathered linen supplies and organized linen closets for prompt room restocking.
- Refilled par stock of guest amenities and supplies in each housekeeping storage area.
- Reported found guest articles and merchandise damage to managers on duty.
- Sorted, laundered and put away various laundry items.
- Disposed of trash and recyclables each day to avoid waste buildup.
- Maintained spaces with routine upkeep and basic repairs, coordinating with management on more advanced needs.
Education
High School Diploma / GED -
Miami Senior High
Miami, FLSkills
- Windows 10 / 11
- PC Assembly & Repair
- Task Manager & Device Manager
- Hardware Diagnostics
- Disk Management & Recovery Tools
- Windows Installation
- TCP/IP, DHCP, DNS Basics
- Wi-Fi Troubleshooting
- Basic Command Line (ipconfig, ping)
- Malware Awareness
- Debugging
- Technical reporting
- Machine learning
Certification
CompTIA A+ — Core 1 Passed (Core 2 In Progress)
TECHNICAL EXPERIENCE
- Disassembled and reassembled desktop PCs for repairs, upgrades, and diagnostics
- Diagnosed faulty hardware components including RAM, storage drives, GPUs, and power supplies
- Performed clean installations of Windows and configured system drivers and updates
- Troubleshot performance issues, boot failures, and device recognition problems
- Configured storage partitions and applied basic security and system maintenance practices
COMMUNICATION & WORK SKILLS
Clear communication with non-technical users, strong problem-solving skills, attention to detail, and ability to work calmly under pressure while following procedures.
Languages
English
Native or Bilingual
Spanish
Native or Bilingual
Timeline
Online Chat Representative
Checkmate Gaming (CMG)
12.2023 - 02.2024
Houseperson
Best Western Hotel
08.2022 - 07.2023
High School Diploma / GED -
Miami Senior High