Nestor De Los Santos
@nestordelossantos
Systems Engineer specializing in Windows/Linux administration, patching, and vulnerability remediation.
Dominican RepublicWhat I'm looking for
I’m a Systems Engineer with a strong background in workstation and server patching, system updates, and vulnerability remediation. I deliver dependable technical support across Windows and Linux environments, with a consistent focus on results, teamwork, innovation, and attention to detail.
In MSP and enterprise settings, I’ve administered Microsoft 365 and Windows 10/11, including Exchange Online, SharePoint, Teams, and OneDrive, and supported Active Directory user and group management. I’ve also built and maintained Citrix XenApp/XenDesktop 7.x infrastructures, used RMM platforms like Datto and Syncro for remote monitoring and automation, and contributed to 24x7 on-call coverage to ensure service continuity.
Experience
Work history, roles, and key accomplishments
Systems Analyst
Anythree.com
Jun 2023 - Feb 2026 (2 years 8 months)
Provided remote technical support for workstations, networking devices, and cloud-based applications in an MSP environment. Configured and managed Microsoft 365 and Windows 10/11, including Exchange Online, SharePoint, Teams, and OneDrive, and supported Active Directory administration.
Senior Systems Administrator
Synergies Corp
Nov 2021 - Jun 2023 (1 year 7 months)
Performed workstation and server patching and updates to address vulnerabilities and maintain compliance. Administered Linux systems and Citrix XenServer, and built/deployed Citrix XenApp and XenDesktop 7.x infrastructure for multi-user environments.
Radar Systems Administrator
Dominican Institute of Civil Aviation
Sep 2012 - Nov 2021 (9 years 2 months)
Performed preventive and corrective maintenance on radar and communication systems supporting national air traffic control operations. Monitored and troubleshot radar signal integrity and hardware functionality, and carried out inspections, calibration, and configuration in line with ICAO standards and aviation regulations.
Education
Degrees, certifications, and relevant coursework
Universidad Católica Santo Domingo
Bachelor's Degree in Systems Engineering, Systems Engineering
Earned a Bachelor's degree in Systems Engineering from Universidad Católica Santo Domingo.
Aviation Academy of Aeronautical Sciences
Air Traffic Controller, Air Traffic Control
Completed training as an Air Traffic Controller at the Aviation Academy of Aeronautical Sciences.
Tech stack
Software and tools used professionally
Availability
Location
Dominican RepublicAuthorized to work in
Job categories
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