Open to opportunities

Muhammad Ashfaq

@muhammadashfaq1

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Senior Linux System Administrator with expertise in network security.

Pakistan

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What I'm looking for

I am looking for a challenging role in a dynamic environment that values innovation and offers opportunities for professional growth.

I am a dedicated Senior Linux System Administrator with over four years of experience managing and optimizing Linux servers. My journey began at Convergence Business Systems, where I honed my skills in server administration, network performance monitoring, and security management. I take pride in developing automated service repair mechanisms and utilizing advanced tools like Wireshark and Nessus to enhance system security and performance.

Throughout my career, I have successfully managed critical systems for major telecommunications companies, ensuring seamless message processing and secure network connections. My technical expertise extends to configuring StrongSwan VPNs, deploying SS7 signaling, and conducting thorough health checks to maintain optimal system performance. I am passionate about leveraging my skills to contribute to innovative projects and drive operational excellence.

Experience

Work history, roles, and key accomplishments

Current

Senior Linux System/Network Administrator

Current

Convergence Business Systems

Mar 2019 - Present (6 years 3 months)

Administered and managed Linux servers, including installation, configuration, and troubleshooting, while utilizing crontab for scheduling and Wireshark for analysis. Developed automated service repair mechanisms with alerting systems and configured monitoring tools such as Monit and Munin. Conducted 24/7 service monitoring, performed health checks, and managed SMSC to ensure seamless message proc

Linux Crontab Wireshark Monit StrongSwan VPN Nessus M3UA

Current

System and Network admin

Current

Convergence business systems

Mar 2019 - Present (6 years 3 months)

I was a Network Team lead at convergence business systems

Linux System Design System Administration System Integration Networking Bash Scripting Vulnerability Management Vulnerability Testing

System Admin

University of Malakand

Apr 2017 - Dec 2017 (8 months)

Managed and configured all machines in the RFID lab, ensuring smooth operation and system performance. Installed, maintained, and updated operating systems across multiple machines, and configured and monitored DHCP and DNS services for seamless network communication. Implemented centralized logging and monitoring, provided technical support, and conducted regular penetration testing and vulnerabi

Operating System DNS Logging System Monitoring Technical Support Penetration Testing Vulnerability Assessment

QA Engineer

Caliber Technologies Inc

Apr 2017 - Dec 2017 (8 months)

Performed manual testing of software applications to identify bugs, errors, and issues affecting functionality and user experience. Identified, documented, and tracked software defects using bug-tracking tools to ensure proper recording and resolution. Wrote and executed test cases based on project requirements, collaborated with development teams, and conducted regression testing to maintain qual

Manual Testing Issue Tracking Test Execution Regression Testing Software Quality Assurance Software Testing

Education

Degrees, certifications, and relevant coursework

COMSATS Institute of Information Technology

Bachelor of Science, Electrical Computer Engineering

Specialized in System and Network Security, gaining expertise in safeguarding digital infrastructures. Focused on understanding and implementing robust security measures within computer systems and networks.

Jamal English Education Academy

Higher Secondary School Certificate, Pre-Engineering

Completed pre-engineering studies, building a foundational understanding of scientific and mathematical principles. Prepared for higher education in engineering fields.