Dynamic and results-driven Senior Systems Administrator with over 15 years of experience across the financial, medical, legal, and automotive sectors. Proven expertise in cloud and virtualization platforms, cybersecurity, business continuity, and Microsoft 365 ecosystem. Adept at resolving complex technical issues, leading infrastructure projects, and collaborating with cross- functional teams to drive efficiency and resilience in IT environments
Professional Experience
MSP (2022-Present)
Senior Systems Administrator
- Architect, manage, and optimize hybrid cloud environments across Microsoft Azure and AWS, ensuring high availability, cost efficiency, and security compliance
- Administer on-premises and private virtual infrastructure using Hyper-V and VM ware
- vSphere, including advanced snapshot management, host upgrades, and storage configuration
- Lead Office 365 migrations, including Exchange Online, SharePoint Online, OneDrive, and Teams, ensuring minimal end-user disruption and data integrity
- Implement and maintain hybrid Exchange environments, including identity synchronization, UPN changes, and mailbox migrations
- Troubleshoot and resolve complex technical issues across network, server, and cloud infrastructure, balancing urgency with long-term solutions
- Design and deploy disaster recovery (DR) and business continuity (BCP) plans, including Veeam, Datto, and native cloud backup integrations
- Develop PowerShell scripts to automate administrative tasks, enforce policy compliance, manage user provisioning, and deploy software at scale via Intune and RMM tools
- Spearhead implementation of cybersecurity frameworks, including conditional access policies, MFA enforcement, secure score improvements, and phishing mitigation
- Collaborate with external SOC and incident response teams for vulnerability remediation, threat hunting, and breach containment
- Deploy and manage Microsoft Teams Phone Systems, including auto attendants, call queues, caller ID masking, and Sippio integration for number porting
- Manage full Microsoft 365 stack (Entra ID, Exchange Online, Teams, SharePoint, Intune, OneDrive), including licensing, compliance, DLP policies, and tenant hardening
- Deploy and manage mobile device and endpoint compliance policies through Microsoft Intune and JAMF for mixed OS environments
- Design and enforce GPOs for workstation hardening, app control, mapped drives, Windows Update settings, and folder redirection
- Administer firewalls and network security appliances including SonicWall, WatchGuard, and Cisco M eraki, configuring VPNs, VLANs, failover, and site-to-site tunnels
- Conduct IT risk assessments across hardware, cybersecurity, software, and network categories, delivering executive-level reporting and remediation planning
- Participate in the onboarding of new clients by conducting IT infrastructure audits, documentation, and transition planning
Another MSP (2009-2022)
Senior Systems Engineer
- Created Data Loss Prevention and Business Continuity plans for multiple customers in the medical sector, mitigating risks and ensuring business continuity
- Plan and manage migrations from on-premise exchange to Office 365 in a Hybrid Environment, ensuring seamless transition with minimal downtime
- Proficient in Microsoft 365 Exchange, One Drive, Teams, SharePoint, Azure AD, Security, and Compliance, keeping up-to-date with the latest trends and best practices
- Implemented Group Policy procedures to streamline desktop deployments, increasing user efficiency and reducing costs
- Reduced ransomware attacks by implementing and managing EDR Solutions with FortiEDR & Cortex, ensuring a secure and reliable computing environment
- Increased user efficiency by implementing and deploying Next-Gen AVs, ensuring the security and reliability of the computing environment
- Reduced success of attempted phishing attacks with the implementation of Security Awareness Training, ensuring data privacy and compliance
- Responsible for managing all virtualization and cloud infrastructure using Citrix Xen Servers, Hyper-V, and VM ware vSphere, ensuring high availability and scalability
- Directed the implementation and deployment of RMM tools to prevent system outages and closely monitor systems, ensuring uptime and availability
- Provided Tier 3 Support for over 3,000 end-users over various industries, maintaining high customer
- In summary, I am a highly skilled and experienced Senior Systems Administrator and Engineer with a track record of managing cloud and virtual infrastructure, implementing Cyber Security best practices, deploying Disaster Recovery and Business Continuity plans, and managing Microsoft 365 services. I am a creative problem-solver who can triage and resolve complex tickets and requests, understand client sensitivities and manage situations effectively. I am adept at implementing and deploying security solutions and ensuring high availability and scalability of virtualization and cloud infrastructure. With my vast experience and expertise, I am confident that I can contribute positively to any organization.
Education & Certifications
- Micro Computer Business Systems
Computer Learning Center – Paramus, NJ - Google IT Support Professional
Coursera – Online Course 2018 - Microsoft MS-700
Microsoft – Online Course -2022 - Microsoft MS-900
- Jamf Certified Associate
- Jamf M anagement – Online Course
Volunteer Experience or Leadership
- Softball Program Commissioner West
Paterson Boys & Girls Club – Woodland Park, NJ
2010 – 2022 - Communications Officer
West Paterson Boys & Girls Club – Woodland Park, NJ
2018 – 2023
Additional Information
Technical Skills:
- Operating Systems: Expert in Windows OS (7-11), Windows Server (2008-2022), and proficient in Linux distributions including CentOS, Red Hat Enterprise, SUSE, and Ubunt
- Microsoft Infrastructure: Advanced knowledge of Active Directory, Group Policy, Entra ID, DNS/DHCP, DFS, Hybrid Exchange, and Microsoft 365 administration
- Cloud Platforms: Skilled in deploying, managing, and optimizing infrastructure across Microsoft
- Azure (VM s, NSGs, VPNs, Entra, Intune) and AWS (EC2, S3, IAM , VPC)
- Virtualization: Proficient in VM ware vSphere (including patching, snapshot management, and host upgrades), Hyper-V, and legacy Citrix XenServer environments
- Endpoint Management: Hands-on experience with Microsoft Intune and Jamf for MDM /MAM , configuration policies, and device compliance
- Automation & Scripting: Strong in PowerShell for automating administrative tasks, system hardening, software deployment, and tenant management
- Security & Compliance:
- Cybersecurity strategy: Implementing Conditional Access, M FA, secure score improvements
- Incident response & remediation: Experience with SentinelOne, Cortex XDR, FortiEDR
- Security Awareness Training deployment and management
- Remote Management & Monitoring: Skilled in ConnectWise Automate, Datto RMM , NinjaOne, and N-
- Able platforms for endpoint monitoring, patching, and automation
- Collaboration & Communication Platforms: Deep expertise in Microsoft Teams (including Teams Phone configuration and call flow), OneDrive, SharePoint, Outlook
- Disaster Recovery & Backup: Proficient with Datto, Veeam, CloudBerry, Norton/Symantec, Asigra, and Ctera for backup and BCDR strategies
- Networking: Understanding of VPN, VLANs, DHCP reservations, DNS troubleshooting, and multi-site environments
- Project Leadership: Leads infrastructure migrations, Teams voice deployments, firewall replacements, and client onboarding risk assessments using Agile Methodology
- Soft Skills: Strong communicator with proven ability to lead projects, manage escalations, and build client trust
Experience:
- Installation, configuration, and administration of FortiGate, WatchGuard, SonicWALL, and Cisco Meraki firewalls, including SD-WAN, HA setups, and site-to- site VPNs
- Administration of FortiOS for firewall policy enforcement and threat prevention
- Deployment and management of Microsoft Teams Phone System, including Sippio integrations, call queues, auto attendants, and caller ID policies
- Administration of Storage Area Networks (SANs) for file shares, virtualization clusters, and backup targets
- Familiarity with Multifactor Authentication platforms (Microsoft M FA, Duo) and OS Imaging Tools for workstation deployments
- Implementation of wireless networks including VLAN segmentation, roaming optimization, and guest access provisioning
