Top System Hardening freelancers

34 freelancers list System Hardening on Upwork.

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Showing 34 of 34Data updated Nov 7

# Freelancer		SinceMember since
Sharon K. 🇱🇰🇱🇰 IT Operations and Administration	$4k↑ 3%	Jun 2020Jun 12, 2020
Juan Pablo G. 🇵🇾🇵🇾 Senior AI & Systems Engineer \| AI Safety & Backend Architect	$3k↑ 2%	Sep 2015Sep 13, 2015
Andrew H. 🇺🇸🇺🇸 Seasoned CyberSec, System Admin & Full Stack Dev, 5+ yrs experience	$2k0%	Sep 2021Sep 27, 2021
4 Laxmi N. 🇮🇳 NewNew🇮🇳 DevOps & Cloud Engineer \| Linux System \| Kubernetes \| CI/CD \| AWS	$2k–	Jul 2026Jul 16, 2026
5 Bjorn C. 🇺🇸 NewNew🇺🇸 Network and Systems Administration	$1k↓ 29%	Oct 2017Oct 24, 2017
6 Muhammad Q. 🇵🇰🇵🇰 AWS & Linux Expert \| Server & WP Migration, Docker, Disaster Recovery	$1k↑ 12%	Feb 2020Feb 25, 2020
7 Kashif J. 🇵🇰🇵🇰 Azure Cloud \| Virtualization Engr \| Cisco Network Engineer	$876↑ 3%	Apr 2013Apr 1, 2013
8 Saram F. 🇵🇰🇵🇰 Microsoft 365 \| Entra ID \| System Administrator \| IT Support \| Servers	$765↑ 10%	May 2024May 14, 2024
9 Zachary C. 🇺🇸🇺🇸 Software Engineer	$557↓ 38%	Jan 2025Jan 10, 2025
10 Noah B. 🇺🇸 NewNew🇺🇸 Infrastructure Engineer (Docker \| Networking \| Cyber Security)	$479↓ 23%	Jul 2026Jul 9, 2026

Freelancer	MRR	Member since
11 Md Golam R. 🇧🇩🇧🇩 System Administration \| Linux \| Virtualization \| Storage \| Backup	$386↓ 29%	Dec 2012Dec 10, 2012
12 Pemba Tshering T. 🇳🇵🇳🇵 Linux System Administrator \| Linux System Engineer \| Red Hat Certified	$316↓ 11%	Nov 2022Nov 17, 2022
13 Shaun K. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Jul 17, 2026.🇺🇸 IT Security Expert \| Master's in Cybersecurity \| 25+ Yrs Exp	≈$232–	Aug 2025Aug 10, 2025
14 Nazmul A. 🇧🇩🇧🇩 Social media manager \| Virtual assistant \| Content creator	$214↑ 3%	Jul 2025Jul 24, 2025
15 mohamed a. 🇬🇧🇬🇧 IT Security & Networks Specialist	$162↓ 26%	Feb 2010Feb 4, 2010
16 Oleksandr K. 🇨🇦🇨🇦 Cloud, Platform, DevOps, Security, SRE, Architecture - Engineer	$157↑ 11%	Feb 2016Feb 20, 2016
17 Ankit T. 🇮🇳🇮🇳 DevOps Engineer \| Server Security, Migration & CI/CD \| Microsoft 365	$147↓ 45%	Jul 2019Jul 21, 2019
18 Md. Mahmudul H. 🇧🇩🇧🇩 Custom Web Design & Data Automation Expert \| Web Security Specialist	$37↓ 1%	Feb 2022Feb 27, 2022
19 Byzid B. 🇧🇩🇧🇩 IT Support, Azure \| M365 \| Entra ID \| Intune \| AVD \| Compliance	$37↓ 1%	Jul 2020Jul 17, 2020
20 Konstantin S. 🇳🇱🇳🇱 Cloud Security & Penetration Testing Expert \| AWS, GCP, ISO 27001, NIS	$0–	Nov 2015Nov 17, 2015

Freelancer	MRR	Member since
21 Sarath K. 🇮🇳🇮🇳 Senior Linux/Cloud Engineer	$0–	May 2018May 1, 2018
22 Richard S. 🇺🇸🇺🇸 Full-Stack Web & Mobile Development \| Code Reviews Included \| Dev, Sta	$0–	Dec 2024Dec 28, 2024
23 Nandlal Y. 🇮🇳🇮🇳 Site Reliability Engineer	$0–	Sep 2025Sep 26, 2025
24 Michael T. 🇺🇸🇺🇸 Microsoft 365 Administrator \| Entra ID, Intune & M365 Security	$0↓ 100%	Feb 2026Feb 13, 2026
25 Pietro V. 🇮🇹🇮🇹 CyberSec Veteran \| Cloud & AWS specialist \| PHP \| Sys Admin \| AI	$0–	Nov 2021Nov 5, 2021
26 Miran S. 🇲🇬🇲🇬 IT Security Analyst and Consultant	$0–	Mar 2022Mar 7, 2022
27 Jose P. 🇨🇴🇨🇴 Linux \| Server Security Hardening \| Backup & Disaster Recovery	$0–	Sep 2017Sep 25, 2017
28 Saad M. 🇫🇮🇫🇮 Cyber Security Consultant \| Penetration Tester \| Technical Writer	$0–	Jul 2023Jul 10, 2023
29 Md Sefat A. 🇧🇩🇧🇩 Penetration Testers	$0–	Jun 2021Jun 10, 2021
30 Rakib K. 🇧🇩Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇧🇩 Linux Server & DevOps Engineer \| Migrations, Hosting, Docker, AWS	≈$0–	Apr 2020Apr 1, 2020

Freelancer	MRR	Member since
31 Stuart G. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Network and Systems Engineer	≈$0–	Nov 2014Nov 12, 2014
32 Imran R. 🇬🇧Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇬🇧 Senior Cybersecurity Consultant \| CISA, CEH, CCSE \| Ex-Barclays, HSBC	≈$0–	Dec 2019Dec 16, 2019
33 Ryan S. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Security Consultant	≈$0–	Sep 2014Sep 29, 2014
34 Orlando R. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Veteran IT & Cybersecurity Engineer \| Network Security & Systems	≈$0–	Oct 2024Oct 28, 2024

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