Michael Acosta
Jacksonville
Summary
Highly skilled in network infrastructure management and server optimization, with extensive experience in virtualization and cybersecurity. Proven ability to diagnose and resolve complex issues, ensuring operational readiness and reliability. Seeking a challenging role as a Network Engineer to leverage expertise in advancing secure, scalable network solutions.
Overview
8
8
years of professional experience
1
1
Certification
Work History
System Administrator
US Navy
04.2018 - Current
- Spearheaded complex troubleshooting initiatives across enterprise network infrastructure, including Cisco firewalls, switches/routers, Active Directory, authentication protocols, and end-user hardware, ensuring rapid resolution and minimizing downtime.
- Implemented and optimized virtualized environments using VMware vSphere 6.5, 6.7, and 7.0, enhancing system scalability, performance, and resource utilization.
- Administered and optimized Windows-based server infrastructure, including Active Directory and Group Policy configurations, while overseeing Linux-based servers to ensure secure, reliable, and scalable operations, and all other virtual servers utilized onboard US naval ships.
- Authored and implemented operating instructions, maintenance procedures, and evaluation criteria for Navy shipboard network systems, ensuring compliance, reliability, and mission readiness.
- Applied advanced expertise to diagnose and resolve root causes of classified and unclassified Navy shipboard wide-area and tactical network issues, ensuring mission-critical systems remain secure, reliable, and fully operational.
- Directed assessments of Navy shipboard classified and unclassified wide-area and tactical network systems and equipment, identifying repair requirements to maintain operational readiness and system reliability.
- Used expert knowledge to accomplish System Administration on Navy shipboard classified and unclassified wide area and tactical computer networks.
- Delivered technical support and customer service to over 300 personnel, resolving issues across computers, laptops, printers, VOIPs, and WAPs to ensure seamless daily operations.
Education
High School Diploma -
Strawberry Crest High School
Dover, FL05-2017
Skills
- Cisco firewalls, routers, and switches
- Wide Area Networks (WAN), Tactical Networks, and shipboard systems
- Authentication protocols and Active Directory management
- VMware vSphere (65, 67, 70) deployment and optimization
- Windows Server administration, Group Policy configuration
- Linux server management and hybrid environment support
- Classified/Unclassified Navy shipboard network operations
- Cybersecurity best practices, access control, and compliance with DoD standards
- Root cause analysis and vulnerability mitigation
- Customer service and troubleshooting across diverse hardware and software platforms
Security Clearance
Active Top-Secret/SCI security clearance
Certification
CompTIA Security+
Timeline
System Administrator
US Navy
04.2018 - Current
High School Diploma -
Strawberry Crest High School