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LimeKnight YT

@limeknightyt

IT Infrastructure Support Engineer at United Servies maintaining SMB client infrastructure and supporting networks, firewalls, and systems.

Pakistan

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At United Servies, I provide day-to-day IT support for office systems and SMB customers, maintaining and troubleshooting ten client SLAs. My work includes networks and firewalls, Active Directory and GPO, and Windows and Linux systems.

Earlier, at SAIPL PK, I supported office PCs, CCTV/DVR systems, routers, and NAS storage. As a freelance consultant, I configured Windows and Linux systems and managed office relocations for more than 10 customers, with no critical data loss.

Experience

Work history, roles, and key accomplishments

Current

Information Technology Infrastructure Engineer

Current

United Services, Inc.

Jan 2024 - Present (2 years 10 months)

 Provided day-to-day IT support for office systems and SMB customers.

 Maintained and troubleshot ten SLAs for SMB clients' IT infrastructure on behalf of United Services.

 Within the SLA (Service Level Agreement), we are responsible for their IT job as below:

• Maintain the network and firewall

• Active Directory and GPO as per customer's environment.

• OS installation, MS-Windows and Lin

Current

IT Infrastructure Support Engineer

Current

United Servies

Jan 2024 - Present (2 years 10 months)

Provided day-to-day IT support for office systems and SMB customers.
Maintained and troubleshot ten SLAs for SMB clients' IT infrastructure on behalf of United Services.
Within the SLA (Service Level Agreement), we are responsible for their IT job as below:
o Maintain the network and firewall
o Active Directory and GPO as per customer's environment.
o OS installation, MS-Windows and Linux
o Troubl

Cyber Security Specialist

ITSOLERA PVT LTD

Dec 2025 - Feb 2026 (2 months)

 SOC Internship Covering SOC Fundamentals, SIEM Tool Lab Setup, Threat

Intelligence, Malware Detection & Removal, Vulnerability Analysis, MITRE
 ATT&CK Framework, Incident Response, and SOAR Fundamentals, using

the Wazuh SIEM platform to analyze threats, detect malware, investigate
incidents, and simulate real-world security operations.

 Configured and managed OPNsense Firewall, including fi

CyberSecurity SOC Intern

ITSOLERA PVT LTD

Dec 2025 - Feb 2026 (2 months)

SOC Internship Covering SOC Fundamentals, SIEM Tool Lab Setup, Threat Intelligence, Malware Detection & Removal, Vulnerability Analysis, MITRE ATT&CK Framework, Incident Response, and SOAR Fundamentals, using the Wazuh SIEM platform to analyze threats, detect malware, investigate incidents, and simulate real-world security operations.
Configured and managed OPNsense Firewall, including firewall ru

IT Support Technician

SAIPL PK

Jun 2021 - Dec 2023 (2 years 6 months)

Supported and maintained office IT equipment including Windows PCs, CCTV/DVR system, router, and small NAS storage.
Configured basic network connectivity, router settings, shared storage access, and local file backup procedures.
Troubleshot Windows, internet connectivity, CCTV viewing, DVR access, and NAS-related issues.
Assisted with hardware installation, cable management, device replacement, an

Information Technology Support Technician

SAIPL PK

Jun 2021 - Dec 2023 (2 years 6 months)

 Supported and maintained office IT equipment including Windows PCs, CCTV/ DVR system, router, and small

NAS storage.
 Configured basic network connectivity, router settings, shared storage access, and local file backup

procedures.
 Troubleshot Windows, internet connectivity, CCTV viewing, DVR access, and NAS-related issues.
 Assisted with hardware installation, cable management, device repl

Freelance Consultant

Fiverr & Local Clients

Jan 2019 - Jun 2021 (2 years 5 months)

 Delivered remote technical support to remote clients.
 Assembled, configured, and troubleshot Windows and Linux systems using AnyDesk, Quick Assist,

TeamViewer, Parsec, and HelpWire.
 Supported Microsoft Windows, Ubuntu, Kali Linux environments.
 Managed full office relocation for 10 plus customers, ensuring zero critical data loss and minimal operational

downtime.
 Built a repeat client b

Freelance Technical Consultancy

Fiverr

Jan 2019 - Jun 2021 (2 years 5 months)

Delivered remote technical support to remote clients.
Assembled, configured, and troubleshot Windows and Linux systems using AnyDesk, Quick Assist, TeamViewer, Parsec, and HelpWire.
Supported Microsoft Windows, Ubuntu, Kali Linux environments.
Managed full office relocation for 10 plus customers, ensuring zero critical data loss and minimal operational downtime.
Built a repeat client base through