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Top Computer Operating System freelancers

37 freelancers list Computer Operating System on Upwork.

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Showing 37 of 37Data updated Nov 7

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Freelancer
Since
1
Osirus M.
Osirus M. 🇺🇸 New

IT System Administrator

$10k↑ 253%Sep 2026
2
Matt H.
Top Rated Plus
Matt H. 🇺🇸

Network & System Admin, Active Directory, Entra, Servers & Firewalls

$2k↓ 11%Oct 2025
3
Frince Derl M.
Top Rated
Frince Derl M. 🇵🇭

CSR/TSR | Video Editor | Twitch | Discord Mod | Gaming Clips / Tasks

$2k↑ 5%Jan 2024
4
Shane Jared S.
Shane Jared S. 🇵🇭

Web Developing | Interior Design | 3D Rendering

$1k↓ 9%Apr 2024
5
Jade V.
Rising Talent
Jade V. 🇵🇭

Customer Service & Tech Support

$900↑ 2%Feb 2023
6
Jhopet C.
Jhopet C. 🇵🇭

Network & System Administration

$721↑ 2%Mar 2022
7
Nino Paolo Anton A.
Nino Paolo Anton A. 🇵🇭

Technical Support & Customer Service Spec | Windows Software Exp

$672↑ 7%Jul 2014
8
Mark Tristan A.
Mark Tristan A. 🇵🇭

Technical Support

$641–Aug 2023
9
Aleksandar J.
Top Rated
Aleksandar J. 🇲🇰

Level 2 IT Operations specialists and Support engineer

$452↓ 13%Jun 2018
10
Muhammad Naeem T.
Muhammad Naeem T. 🇵🇰

Chromium Engineer | AI Integration | Anti-Detect Browsers | 100X Dev

$368↑ 130%Mar 2018
FreelancerMRRMember since
11
Prudence  S.
Prudence  S. 🇿🇦

Customer Support | Appointment Setting & Cold Calling | GoHighLevel CR

$258↑ 16%Apr 2024
12
Jusuf M.
Top Rated
Jusuf M. 🇸🇪

Company Support and Services - Calls, Chat, Translations and Email

$194↓ 20%Dec 2024
13
Edgardo C.
Edgardo C. 🇵🇭

VoIP | RingCentral | Dialpad | Google Voice | PhoneSupport | SMS Setup

≈$156–Jan 2023
14
Serhii A.
Rising Talent
Serhii A. 🇺🇦

Freelancer

≈$153–May 2023
15
Md Tareq H.
Md Tareq H. 🇧🇩

Cyber Security Specialist | Penetration Tester | Security Researcher

$114↓ 1%Apr 2022
16
Subhankar D.
Subhankar D. 🇮🇳

IT Support Specialist with Web Design Skills

$35↓ 1%Dec 2023
17
Morriz Bryan  S.
Morriz Bryan  S. 🇵🇭

Experienced customer service & tech support

$16↓ 78%Jul 2023
18
Michelle Mari L.
Top Rated
Michelle Mari L. 🇵🇭

EVA & Operations Assistant | CRM SUPPORT

$14↓ 24%Apr 2021
19
Cesar M.
Cesar M. 🇳🇮

Graphic Designer | Customer Retention and Acquisition

$0–Feb 2024
20
Pius O.
Pius O. 🇺🇬

Skills: IT Security | IT Support | Data Steward| Web Research

$0–Sep 2021
FreelancerMRRMember since
21
Derick L.
Derick L. 🇵🇭

Customer Service & Tech Support | Computer, Microsoft Office, Server

$0–Oct 2022
22
Noah A.
Noah A. 🇵🇭

Video Editor & Graphic Designer

$0–Aug 2022
23
Cecilia  C.
Cecilia  C. 🇳🇮

Quality Analyst /Sales advisor

$0–Sep 2023
24
Raul B.
Raul B. 🇲🇽

Bilingual Customer and Technical Support, Service, and Virtual Assist

$0–Feb 2022
25
Badr T.
Badr T. 🇲🇦

Customer Services, Administrator, Virtual Assistant

$0–Aug 2021
26
Benedict M.
Benedict M. 🇵🇭

Technical Support Specialist- Customer Service | Graphics Design

$0–Jan 2016
27
Abigail W.
Abigail W. 🇺🇸

Strategic OBM & Operations Architect | Backend Systems & Infrastructur

$0↓ 100%Apr 2022
28
Tuğrul A.
Tuğrul A. 🇹🇷

Machine Learning Engineer | Python, Model Deployment

$0–Feb 2020
29
Faith C.
Faith C. 🇰🇪

SEO Assistant, Outreach manager, CRM Management, Virtual Assistant

$0–Nov 2019
30
Atilabachwu T.
Atilabachwu T. 🇪🇹

IT Support | Fixed Access Network Engineer | Remote

$0↓ 100%Jan 2023
FreelancerMRRMember since
31
Joseph G.
Joseph G. 🇵🇭

Virtual Assistant

$0–Oct 2018
32
Mark D.
Mark D. 🇵🇭

Freelancer

≈$0–Nov 2023
33
Tracye L.
Tracye L. 🇺🇸

Certified Medical Administration Assistant | Accounting & Bookkeeping

≈$0–Dec 2022
34
Keirvin Anthony S.
Keirvin Anthony S. 🇵🇭

IT Support / Customer Service

≈$0–May 2015
35
Micahella R.
Micahella R. 🇵🇭

DevOps & Solutions Architecture | Tech & IT, Computer, Office Design

≈$0–Jul 2022
36
Arjane C.
Arjane C. 🇵🇭

VOIP Expert | IT Support | Windows Expert | Network Engineer

≈$0–Feb 2015
37
Mina S.
Mina S. 🇪🇬

Computer Engineer

≈$0–May 2021
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  • Rising Talent
  • ≈ Private profile: estimated MRR

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