Joshua Coates
Baltimore,MD
Summary
Results-driven Windows Systems Administrator with expertise in Active Directory management and network troubleshooting. Enhanced system stability through effective patch management and performance tuning, ensuring high availability of critical systems. Proven track record of delivering exceptional service and support, fostering user satisfaction and maintaining security compliance.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Windows Systems Administrator
Freedom Technologies
Annapolis Junction, Maryland
10.2024 - Current
- Managed Active Directory Domain Services for efficient user account administration and group policy enforcement.
- Increased system stability through meticulous patch management and regular performance tuning.
- Monitored server health to ensure availability of critical systems.
- Analyzed system logs to detect potential threats or anomalies.
Windows System Administrator/Help Desk Engineer
Rolling Wave Technologies
Annapolis Junction, Maryland
10.2021 - 05.2025
- Diagnosed and resolved common system issues using effective troubleshooting techniques.
- Managed user access rights to enhance information security and facilitate authorized personnel accessibility.
- Escalated complex problems to skilled support while ensuring consistent quality service.
- Maintained customer satisfaction by providing timely, accurate responses to inquiries.
IT Field Support Technician
Rolling Wave Technologies
12.2020 - 10.2021
- Executed installation of workstations, servers, routers, switches, firewalls, printers, and scanners during technology refreshes, improving infrastructure capabilities.
- Installed, configured, and maintained computer systems and network connections to ensure reliable IT service continuity.
- Configured hardware, devices, and software for employee workstations, enhancing user readiness and productivity.
- Responded to customer inquiries and provided technical assistance over phone and in person.
Access Control Specialist
Amentum
Annapolis Junction, Maryland
09.2019 - 08.2021
- Monitored access points, ensuring strict adherence to security protocols to maintain facility integrity.
- Performed regular patrols of facility grounds, reinforcing security presence and deterring potential breaches.
- Conducted inspections of security systems and equipment for optimal functionality.
- Assisted in preparing reports on access control activities, providing management with insights for informed decision-making.
Education
High School Diploma -
Great Mills High School
Great Mills, MD06-2011
No Degree - Computer And Information Systems
West Virginia University
Morgantown, WVSkills
- Windows Server administration
- Active Directory management
- Group policy management
- Amazon Web Services (AWS)
- Remote desktop services
- System Center Configuration Manager (SCCM)
- Windows Deployment Services (WDS)
- Basic Linux patching
- Network troubleshooting
Certification
CompTIA Security+ Certified
Timeline
Windows Systems Administrator
Freedom Technologies
10.2024 - Current
Windows System Administrator/Help Desk Engineer
Rolling Wave Technologies
10.2021 - 05.2025
IT Field Support Technician
Rolling Wave Technologies
12.2020 - 10.2021
Access Control Specialist
Amentum
09.2019 - 08.2021
High School Diploma -
Great Mills High School
No Degree - Computer And Information Systems
West Virginia University