David Janowski
Baltimore
Summary
Business-minded Network Administrator and Technical Support Analyst with multiple years of experience in supporting Cisco and Juniper environments. Determined and focused in managing network infrastructure and optimizing environments while reducing redundancy and security holes. Considered expert in troubleshooting complex problems and reaching innovative solutions while adhering to rules and requirements of project scope and SLAs. Dynamic team player when interfacing with other staff members, vendors and end-users.
Overview
6
6
years of professional experience
1
1
Certification
Work History
NOC Technician
Skyline Technology Solutions
03.2024 - 03.2025
- Enhanced network performance by monitoring and troubleshooting system issues and outages within various Maryland government sectors, as well as multiple DOTs throughout the country.
- Ensured smooth network operations by configuring and maintaining hardware, software, and other related components.
- Evaluated incoming alerts and assessed impact/urgency.
- Evaluated Incidents/Problems/Requests for all departments within the organization to ensure tickets are worked and routed accordingly.
- Coordinated dispatches, including dispatching to field locations for Break/Fix.
- Ran daily/weekly/quarterly operational reports.
- Thoroughly investigated events, ensuring no outages are missed.
- Restored incidents and requests within SLA targets.
- Communicated status updates to clients and internal resources in a timely and accurate manner.
Help Desk Analyst Tier 1&2/Network Administrator
Port Networks
11.2022 - 11.2024
- Installed, configured, and supported local area network (LAN), wide area network (WAN) and Internet system.
- Maintained network hardware and software and monitored network to support network availability to end users.
- Performed day-to-day LAN and WAN administration, maintenance and support.
- Identified and immediately resolved issues with network devices.
- Managed and maintained stability of network and wireless services throughout enterprise.
Lead Computer Technician
Electronic Restoration Services Inc.
09.2019 - 01.2021
- Drafted system setup and imaging documentation, creating standardized frameworks to rapidly onboard new hardware.
- Supervised end-user support efforts, designing policies to establish consistent service guidelines and reliable ticket resolution.
- Maintained accurate records of malfunctions, installations, and service calls according to Business guidelines.
- Used diagnostic tools to identify hardware failures and replace non-functional components.
- Linked computers to network and peripheral equipment.
- Trained new Technicians on the use of repair and security implementations.
Education
Cybersecurity, AA (In Progress) - Cybersecurity
CCBC Dundalk
Dundalk, MDHigh School Diploma -
Patapsco High School & Center For Arts
Baltimore, MDSkills
- SIEM Tools (Splunk & SolarWinds)
- Ticketing Systems (ServiceNow & NetSuite)
- Network Analysis (Wireshark)
- Authentication (RADIUS)
- Access Control (Active Directory & Azure)
- Professional experience with Office365
- Professional Experience with Troubleshooting, Diagnostics & Technical Support
- Working Knowledge of Python, Javascript, HTML and CSS
- Proven Ability to Administer Network Infrastructure Operations
- Working Knowledge of Linux, MacOS and Windows OS
- Personal Home Lab (Proxmox on bare metal with multiple VMs)
Certification
- Network+ (Code: NE60JT5QLB4Q1758).
- Security+ (Code: 2ZEKDJRQ3MFE1NGK).
- DoD 8570 compliant.
Timeline
NOC Technician
Skyline Technology Solutions
03.2024 - 03.2025
Help Desk Analyst Tier 1&2/Network Administrator
Port Networks
11.2022 - 11.2024
Lead Computer Technician
Electronic Restoration Services Inc.
09.2019 - 01.2021
Cybersecurity, AA (In Progress) - Cybersecurity
CCBC Dundalk
High School Diploma -
Patapsco High School & Center For Arts
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