John Monterosso
Warrington,US
Summary
Experienced IT Systems Administrator with 20+ years of success in civilian and military sectors. Recognized for strong work ethic, mission dedication, and leadership, leading to multiple awards. Thrives under pressure, excels in team environments, and delivers independent results.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Sr Systems Administrator
InfoMC
11.2021 - 03.2025
- Cloud Infrastructure & Security: Maximized cloud capabilities using Azure and AWS; configured SSO for multiple systems to enhance security, IAM management.
- Network & VPN Management: Managed OpenVPN and Cisco AnyConnect VPNs; monitored network performance using PRTG tools.
- IT Administration & Endpoint Management: Configured and managed Intune for 100+ devices; automated mobile device setup with Autopilot; administered Office 365 and Entra Hybrid ADD.
- System & Server Management: Oversaw SCCM for patching, software distribution, compliance, reporting, and security; managed Veeam backups.
- Compliance & Security: Conducted HIPAA compliance assessments to ensure regulatory adherence.
- Automation & Scripting: Improved productivity by automating routine tasks using PowerShell and Python scripting.
- Collaboration & Support: Administered Jira and Confluence; acted as an escalation point for complex customer support issues.
- Project Coordination: Worked cross-functionally to complete complex projects on time and within budget.
Service Desk Coordinator/ LVL 3 Support
Arraya Solutions MSP
02.2021 - 11.2021
- Help Desk Management: Supervised a 10-member help desk team, supporting 300+ customers; provided Level 3 and VIP client support.
- MFA & Security Administration: Managed Microsoft MFA and Duo for secure authentication.
- Performance & Compliance Monitoring: Evaluated ticket performance and compliance using Jira and ServiceNow.
- Hiring & Training: Collaborated with HR to recruit and onboard new help desk and systems administrator team members; trained employees and partners in Office 365 applications.
- Cross-Department Coordination: Facilitated collaboration between cloud, networking, and security teams to streamline IT operations.
- Network & Systems Oversight: Managed Meraki Network administration; conducted continuous system monitoring using N-able and SolarWinds.
- Client-Focused IT Solutions: Partnered with Sales and Business Analysts to assess client needs and deliver tailored help desk solutions.
Systems Administrator
SofterWare
01.2015 - 02.2021
- Virtualized & Cloud Environments: Managed remote servers using VMware, AWS, and Azure.
- Endpoint & Device Management: Transitioned company systems from SCCM/MDT to Intune/Autopilot for enhanced device management; deployed Windows OS using WDS, MDT, and Autopilot.
- Network & Security Administration: Engineered secure connections with OpenVPN and Barracuda Network VPNs; managed Vipre Cloud endpoint security.
- Monitoring & System Oversight: Utilized PRTG and SolarWinds for system monitoring; managed server backups with Veeam.
- IT Operations & Support: Oversaw Office 365 and G Suite platforms; managed SCCM for server updates, Defender, and software deployment.
- Help Desk & Documentation: Led help desk management and support; developed comprehensive documentation to enhance IT support efficiency.
- Active Directory & Policy Management: Managed Active Directory, Azure AD, GPO, and other RSAT tools.
- Telephony & Communication Systems: Administered AWS and Avaya phone systems.
IT Communications / Non Commission Officer
United States Military
08.2006 - 10.2024
- Team Leadership & Mentorship: Mentored junior non-commissioned officers to develop leadership skills and foster continuous improvement.
- Help Desk & NOC Management: Directed daily operations of the help desk team and Network Operations Center (NOC) to ensure seamless IT support.
- Strategic IT & Communications: Managed collaborative integrated communication strategies for the U.S. Army in Iraq.
- IT Asset & Inventory Oversight: Oversaw a $20 million IT equipment inventory, ensuring proper allocation and maintenance.
- Process Improvement & Documentation: Developed living documentation for onboarding new teams and IT equipment.
- Satellite Communications Expertise: Specialized in satellite communications for mission-critical operations.
- Data & Performance Analytics: Generated annual and monthly analytical performance reports to improve operational efficiency.
- Cross-Functional IT Team Coordination: Led multiple IT personnel teams, ensuring mission success and operational readiness.
- Mission Execution & Deployment: Oversaw the execution of multiple missions both in the U.S. and during deployment to Iraq.
Education
Bachelors Degree -
Holy Family University
Philadelphia, PA06.2015
Skills
- Security, monitoring, and remediation
- Office 365 and Gsuite administration
- Cloud Computing in AWS and Azure
- SCCM configuration and Management
- HIPPA workplace experience
- VMware administration
- ITIL Fundamentals certified
- Active Directory, Group policy, DNS, Hybrid AD, Entra ID, and MFA
Certification
AWS Cloud practitioner
ITIL V3
Security Plus (expired)
3M fiberoptic splicing
Military Leadership / senior leadership courses
Timeline
Sr Systems Administrator
InfoMC
11.2021 - 03.2025
Service Desk Coordinator/ LVL 3 Support
Arraya Solutions MSP
02.2021 - 11.2021
Systems Administrator
SofterWare
01.2015 - 02.2021
IT Communications / Non Commission Officer
United States Military
08.2006 - 10.2024
Bachelors Degree -
Holy Family University
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