Mark Corsetti

Utilize and leverage long-standing experience and expertise of systems and infrastructure to maintain operating efficiency to the highest standards and capacity. Own and oversee all matters of company backups and backup repositories, as well as Disaster Recovery options and plans. Manage and assist in the assessment and completion of all systems related projects, productions, and services, as well as the assessment and application of security measures and standards related to those systems and infrastructure.

• Maintain stability, integrity and efficient operation of information systems supporting organizational functions.
• Monitor and complete software and security patches/updates for to maintain a hardened and secure environment, whether scheduled or zero-day.
• Maintain and verify the consistency and integrity of company-wide backups and offloads to ensure intact Disaster Recovery options and plans.
• Act as primary Administrator for our virtualized (VMware) and Cloud (Azure) environments.
• Write and maintain custom scripts to increase system and procedure efficiency.
• Design and implement application and infrastructure systems in conjunction with external teams such as Security and DevOps.
• Assist with the research, vetting, and implementation of new software and systems, including POCs and budgeting.

Provided robust administration of systems and infrastructure to over 25 clients in an MSP environment. Oversaw and assisted with all functions associated with installation, support, and maintenance of client systems, software, and infrastructure as well as establishing and maintaining high security posture throughout architecture.

• Lead advanced troubleshooting efforts to diagnose complex system issues and implement effective solutions, resulting in increased system performance and minimized downtime.
• Oversee and maintain client cloud-based environments within AWS services (Workspaces, Cloud services and Directories, S3 storage services), as well as all local virtualized environments (VMWare, Hyper-V).
• Collaborate with cross-functional teams to design and deploy advanced system upgrades and enhancements, ensuring seamless integration with existing infrastructure.
• Conduct in-depth analysis of system architecture and performance metrics to identify optimization opportunities and recommend strategic improvements.

Managed system administration and monitoring efforts to ensure maximum availability and performance. Ensured effective evaluation and redevelopment of existing procedures to meet evolving demands and emerging technologies. Assured robust administration of all physical and virtual infrastructure components in a Windows/Linux environment. Assisted with the implementation of top-tier internal and external data flow processes (MFT). Assumed role of primary Office 365 Administrator for all 365 related projects. Delivered strategic support in execution of Proof of Concept (POC) initiatives for internal decision makers and external vendors.

• Managed system administration and monitoring efforts to ensure maximum availability and performance
• Ensured effective evaluation and redevelopment of existing procedures to meet evolving demands and emerging technologies
• Assured robust administration of all physical and virtual infrastructure components in a Windows/Linux environment
• Assisted with the implementation of top-tier internal and external data flow processes (MFT)
• Assumed role of primary Office 365 Administrator for all 365 related projects
• Delivered strategic support in execution of Proof of Concept (POC) initiatives for internal decision makers and external vendors
• Improved company security and efficiency by coordinating cutting-edge IT infrastructure projects from inception to completion
• Led team members on creation of revised systems and workflow for employee new hirings and terminations
• Assisted with implementation of new SAN and data migrations from local file servers to SAN

Ensured robust administration of servers and systems to maintain network functionality during peak periods. Delivered strategic support in smooth execution of day-to-day operations. Identified and resolved client / server, storage, and security issues on prompt basis. Oversaw all functions associated with installation, support, and maintenance of company hardware and software infrastructure in accordance with industry best practices.

• Ensured robust administration of servers and systems to maintain network functionality during peak periods
• Delivered strategic support in smooth execution of day-to-day operations
• Identified and resolved client / server, storage, and security issues on prompt basis
• Oversaw all functions associated with installation, support, and maintenance of company hardware and software infrastructure in accordance with industry best practices
• Improved SLA times and closure rates by utilizing superior workflow knowledge, exceeding targets above 90%
• Provide advanced technical support and guidance to Tier 1 engineers, contributing to their professional development and enhancing overall team efficiency
• Ensure 98% uptime and availability for over 50 company clients throughout the Tri-State area
• Managed virtualization technologies such as VMware and Hyper-V to optimize system performance
• Conducted system audits and assessments to identify vulnerabilities and implement security measures
• Enabled successful management of a diverse user base of 400+ individuals in 24/7 uptime environment spanning multiple time zones across Americas, Europe, and Asia
• Crafted comprehensive documentation empowering users to extend skills, maximize system features, and independently troubleshoot issues without reliance on support team intervention

Leveraged expertise in addressing a wide range of issues from end-user workstations to security and systems administration. Executed regular inspections of ticket resolution performance to identify areas for improvement. Used various security platforms, including Cisco, Juniper, and Sonicwall to enhance system protection for clients. Coordinated with engineers on client projects, comprising system upgrades and migrations.

• Leveraged expertise in addressing a wide range of issues from end-user workstations to security and systems administration
• Executed regular inspections of ticket resolution performance to identify areas for improvement
• Used various security platforms, including Cisco, Juniper, and Sonicwall to enhance system protection for clients
• Coordinated with engineers on client projects, comprising system upgrades and migrations
• Ensured delivery of comprehensive technical support to 1K+ end-users across 50 companies within a Managed Service Provider (MSP) environment
• Created and deployed standardized protocols for documenting technical tasks and procedures, resulting in consistently repeatable results and a top closure rate among peers
• Created standardized protocols for documenting processes and technical tasks, enabling consistently repeatable results.

Leveraged demonstrated expertise in end-user troubleshooting and desktop support, while providing exceptional services. Ensured resolution of ~30 daily incoming cases from clients by utilizing effective problem-solving skills. Used extensive technical knowledge to accurately diagnose and resolve support cases, including diverse infrastructure configurations. Delivered prompt response to security-related incidents.

• Leveraged demonstrated expertise in end-user troubleshooting and desktop support, while providing exceptional services
• Ensured resolution of ~30 daily incoming cases from clients by utilizing effective problem-solving skills
• Used extensive technical knowledge to accurately diagnose and resolve support cases, including diverse infrastructure configurations
• Delivered prompt response to security-related incidents
• Uncovered and eliminated malware, ransomware, and threats from laptops and desktop systems
• Led, trained, and guided end-users on software, hardware, and network standards and procedures, assuring seamless workflow

Coordinated all functions related to preparation and configuration of new computers and mobile devices in accordance with internal policies on standardized software and security deployments. Drove overall procedures in compliance with established security protocols. Updated software to safeguard against security flaws, assuring all systems up-to-date and secure. Delivered expert-level assistance in ERP migrations for systems, such as EPIC for smooth and seamless transition to new systems.

• Coordinated all functions related to preparation and configuration of new computers and mobile devices in accordance with internal policies on standardized software and security deployments
• Drove overall procedures in compliance with established security protocols
• Updated software to safeguard against security flaws, assuring all systems up-to-date and secure
• Delivered expert-level assistance in ERP migrations for systems, such as EPIC for smooth and seamless transition to new systems
• Optimized security measures to mitigate risk and protect organizational assets
• Provided exceptional Tier 1 IT support to non-technical internal users through desk-side support services, while ensuring efficient and effective resolution of technical issues across multiple systems and applications for customers and end-users
• Greeted guests professionally and courteously to cultivate welcoming atmosphere while making safety top priority.