Ahmed Haji
San Diego,CA
Summary
Experienced System Engineer with expertise in network setups, business applications, and security projects. Proficient in troubleshooting, security infrastructure, and project implementation. Experienced in deploying, managing, and optimizing advanced security solutions.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Field System Support Engineer
Beckman Coulter Life Sciences
San Diego, CA
08.2022 - Current
- Conduct IQOQ of new system installations, including Cell Counting/Viability Analysis, Vi-Cell XR, ViCell BLU, Particle Counting, and Automation system.
- Installed and maintained Windows 10 systems and applications.
- Performed troubleshooting, repair and maintenance of computer systems and equipment in customer locations.
- Managed user accounts and access privileges.
- Mitigated medical device vulnerabilities and ensured system security.
- Exceeded customer expectations through top-notch support.
Field Service Engineer
Peak Scientific
San Diego, CA
06.2021 - 07.2022
- Installed new systems, performed IQOQ, planned maintenance, and advanced troubleshooting and repairs of Peak lab instruments.
- Optimized hardware, software, and electronic products at customer sites.
- Managed primary and outside territories, ensuring compliance and documentation requirements.
- Maintained spare parts handling and expense reports.
IT Support Engineer
Universal Hospital Services
San Diego, CA
05.2015 - 04.2021
- Installed, configured, and maintained operating systems, software applications, and hardware devices of end users.
- Installed and maintained firewalls to secure on-site and cloud-based hardware against unwanted intrusions.
- Working knowledge of networking concepts (TCP/ IP, DNS, DHCP, etc.)
- Knowledge of security fundamentals and concepts including device hardening for end user devices.
- Implemented security measures and managed Active Directory.
Field Service Specialist
Fresenius Medical Care NA
San Diego, CA
03.2012 - 05.2015
- Conducted maintenance and repairs on medical devices.
- Installed, maintained, and repaired company products, including hardware, software, and networking systems.
- Provided in-service and on-call support to medical staff for troubleshooting and technical issues.
- Minimized customer callbacks and equipment failure by reviewing job upon completion.
Computer Technician
Geek Squad
Louisville, KY
01.2011 - 01.2012
- Conducted hardware and software troubleshooting.
- Troubleshot devices to identify and solve issues with hardware or software performance.
- Determined cost-effective repair solutions and updated system dispositions.
- Adhered to Standard Operating Procedures (SOPs) and Job Safety Analysis (JSAs).
- Identified and eliminated computer viruses and threats, implementing measures to protect against future data breaches.
Education
Master of Science - Cybersecurity Management
San Diego State University
08.2023
Bachelor of Science - Computer Information Technology
Point Loma Nazarene University
05.2021
Associate of Science - Biomedical Engineering Technology
Brown Mackie College
06.2012
Skills
- Python
- JavaScript
- SQL
- MySQL
- Azure Active Directory
- Microsoft Intune
- Microsoft Windows Defender
- Windows Event Log
- Web Security
- DNS
- DHCP
- Wire shark
- Linux System
- Technical Analysis
- Troubleshooting and Diagnostics
- Technical Writing
Projects
- E-Commerce Website Development: Created responsive e-commerce website for local family business using HTML, CSS, JavaScript, and backend framework. Enhanced online presence, offering user-friendly shopping experience.
- Cybersecurity Training: Designed interactive program for students to learn cybersecurity best practices, addressing phishing, password security, physical security, and safe browsing.
- Microsoft Defender Setup: Configured and maintained Microsoft Defender, ensuring robust protection against emerging threats.
- Microsoft Firewall Management: Enabled and configured Microsoft Firewall, ensuring secure data flow and preventing unauthorized access.
- TCP Traffic Analysis with tcpdump: Captured and analyzed TCP traffic using tcpdump for effective network oversight.
- Wireshark on Ubuntu: Skillfully installed Wireshark on Ubuntu, analyzing HTTP/S and RDP traffic to optimize network performance.
- Azure Active Directory Use: Leveraged Microsoft Azure AD for efficient group organization and streamlined user management.
- Advanced Threat Detection: Employed Sysmon and Event Logs on Windows Server to identify malicious activities, including DLL hijacking.
- Enhanced Event Tracing: Implemented event tracing methods for strengthened threat detection and system security.
Certification
- CompTIA Security+
- CompTIA Network+
- CBET
Timeline
Field System Support Engineer
Beckman Coulter Life Sciences
08.2022 - Current
Field Service Engineer
Peak Scientific
06.2021 - 07.2022
IT Support Engineer
Universal Hospital Services
05.2015 - 04.2021
Field Service Specialist
Fresenius Medical Care NA
03.2012 - 05.2015
Computer Technician
Geek Squad
01.2011 - 01.2012
Master of Science - Cybersecurity Management
San Diego State University
Bachelor of Science - Computer Information Technology
Point Loma Nazarene University
Associate of Science - Biomedical Engineering Technology
Brown Mackie College