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Levi Oniszko

IT Professional: Systems & Network Administrator

With a dynamic blend of technical expertise and leadership, Levi Oniszko stands out as an IT Professional specializing in Systems & Network Administration. His proficiency spans server management, cloud integration, and network configuration, backed by substantial experience in enhancing IT infrastructure and operations across diverse organizational settings. Levi's forward-thinking approach to IT solutions, alongside his mentorship and strategic planning skills, showcases his ability to navigate and optimize complex IT environments, ensuring robust, scalable, and secure systems that drive organizational success.

TECHNICAL SKILLS

SERVER MANAGEMENT

Windows Server: Mastery of Windows Server 2012 R2–2022, with in-depth knowledge of Active Directory, Group Policy, NPS, RADIUS, and more, ensuring secure and efficient server environments.

Azure: Advanced expertise in Azure IaaS, Azure AD, Azure File Services, including VM creation, Azure Web Apps, and hosting custom solutions like a Unifi Cloud Controller.

Microsoft 365 & MDM: Comprehensive command over Microsoft 365 Admin Center, SharePoint, Exchange, Intune, Autopilot, and Endpoint Manager.

Virtualization: Skilled in Citrix VDI, Hyper-V, VMware vSphere for virtual environment management and scalability.

Deployment: Proficient with WDS, SmartDeploy, FOG, MDT, and PXE booting for efficient system deployments.

Other Platforms: Good working knowledge of Docker, Ansible, and Linux.

NETWORKING

Core Networking: Advanced capabilities in DHCP, DNS, LAN/WAN, VPN, ACLs, SMTP, static routes, and understanding network topologies.

VoIP Systems: Proficient with 3CX, Go To Connect (formerly Jive), FreePBX, Allworx, and Crexendo.

Networking Hardware: Experienced in configuring and managing UniFi, Sophos, Fortigate, Meraki, and SonicWall devices.

INFRASTRUCTURE & AUTOMATION

RMM: High proficiency in device management using ConnectWise (Control, Manage, Automate) and NinjaOne RMM.

Automation: Expertise in PowerShell for task automation and Wazuh for security automation.

Asset & Infrastructure Management: Strong asset management skills using Asset Tiger and SnipeIT, adept at dashboard creation for real-time infrastructure monitoring.

BACKUP, COMPLIANCE, & SECURITY

Backup Solutions: Expert in data protection and archiving with Veeam Backup & Replication v11, Wasabi, NAS (Synology), emphasizing the importance of data integrity for finance sectors.

MFA & Security: Leadership in MFA deployment, enhancing account security, and implementing comprehensive firewall and ACL strategies.

Data Protection: Focused on NTFS permissions, antivirus solutions (Trend Micro, Webroot, Bitdefender GravityZone), and IDS/EDS systems for robust security.

Compliance & Auditing: Proficient in compliance, spam filtering (Proofpoint, Securance, Barracuda), and auditing practices, ensuring regulatory adherence.

Password Management: Skilled in using Bitwarden for secure password management and data protection practices.

EMPLOYMENT

Integrilogic
Network Infrastructure Support Engineer
Oct 2023 - Present
MSP environment where I assist with account management, solving unresolved issues, handle escalations, projects, and various tasks across Windows, Macs, different flavors of Linux, and Unix.
  • Enterprise Windows & Cloud Integration Expert: Proficient in configuring and managing Windows-based workstations, servers, Active Directory, and Group Policy. Specialized in Microsoft 365 and Azure across cloud, hybrid, on-premises, and serverless environments at an enterprise level.
  • Network Configuration: Proficient in deploying and troubleshooting routers, firewalls, switches, with a focus on security and VLAN efficiency.
  • System Performance Monitoring: Implemented robust monitoring solutions to ensure optimal performance and swift resolution of system issues.
    • OPCS
    IT Manager
    April 2022 – Aug 2023
    As the IT Director at Old Pueblo Community Services, I led pivotal transformations, guiding a team of five to significantly impact the technology strategy within an organization of over 100 staff members. My leadership was key in enhancing IT infrastructure and streamlining operations.
  • Deployment Efficiency: Revolutionized PC deployment by integrating Smart Deploy with WDS, slashing buildout time from 2 hours to 15 minutes through advanced PXE booting techniques.
  • IT Department Overhaul: Founded and matured the IT department, leveraging NinjaOne to boost operational efficiency by 25% and slash ticket volume, setting a new benchmark in helpdesk performance.
  • Problem Resolution: Spearheaded the resolution of systemic issues, cutting staff downtime by 20% and enhancing workflow continuity.
  • Culture of Excellence: Catalyzed departmental growth by establishing a tiered administration and project coordination framework, fostering a culture of equity and opportunity.
  • Project Execution: Navigated projects from ideation to execution with precision, ensuring alignment with strategic goals and punctual delivery.
  • Infrastructure Mastery: Architected and deployed IDF and MDF structures, guaranteeing robust connectivity and superior performance within organizational operations.
    • La Frontera Center
    IT Support Specialist
    October 2021 – April 2022
    At La Frontera, I provided technology support and mentorship, completing projects and managing a diverse technology stack that included Azure, UniFi, and Cisco Meraki systems. My focus was on enhancing the organization's operational efficiency and providing staff with the means to complete their work.
  • Azure and Microsoft 365 Connoisseur: Administered Azure environments and integrated Microsoft 365 with Linux-based OSTicket, enhancing support operations.
  • Scripting and System: Demonstrated expertise in Hyper-V, Ubuntu, CentOS, bolstering our IT infrastructure's robustness and adaptability.
    • Technology Solutions
    IT Engineer
    Feb 2019 – July 2021
    Starting as an intern and rapidly advancing to a full-time Level 1 Engineer, I served as a IT technician onsite at Casa de Los Ninos, Child and Family Resources, and many others across the Arizona state area. Also attained my CompTIA A+ certification while working here.
  • Network Mastery: Troubleshot and implemented networks using UniFi, Cisco Meraki, managed essential protocols on Linux. Contact & SLA Adherence: Provided immediate help desk support, meeting Service Level Agreements.
  • Tech Versatility: Skilled across 60+ client environments.
  • Broad Stack: ConnectWise, Microsoft 365, VMWare, Fortinet for server, troubleshooting, security tasks.
    • Egg Connection
    Front of House Manager
    May 2015 – Jan 2019
    I would provide attentive and personalized customer service. As manager, I was responsible for the scheduling of approximately 15 employees as well as maintaining workflow practices. I practiced problem resolution between coworkers and service recovery for customers. I lead the team to success in meeting the metrics and service delivery goals set forth by the restaurant owners.
  • Delivered attentive and personalized customer service, ensuring high satisfaction levels.
  • Managed scheduling for a team of approximately 15 employees, optimizing staff allocation.
  • Maintained efficient workflow practices to ensure smooth restaurant operations.
  • Resolved conflicts between coworkers and implemented service recovery strategies for customers.
  • Led team to meet and exceed performance metrics and service delivery goals as set by restaurant owners.
  • Enhanced team's ability to work under pressure while maintaining high standards of service.
  • Fostered a collaborative environment, boosting team morale and productivity.

    • EDUCATION

    WGU
    Tucson, AZ
    April 2024 – May 2026
    Bachelor's In IT
    Pima Community College
    Tucson, AZ
    May 2019 – May 2021
    Focus on systems administration and networking while working on Associates
    Sahuaro High School
    Tucson, AZ
    August 2009 – May 2012
    My High School Diploma for primary education

    CERTIFICATIONS

    CompTIA A+
    September 2023
    Addigy Certified Expert
    November 2023
    Addigy Academy Basics
    November 2023

    ADDITIONAL SKILLS & ROLES

    ROLES
    Mainframe Tech
    Founder and Systems Engineer
    September 2022 - Present
    Mainframe Tech Mentorship Lead: Providing a training-focused MSP simulation where I guide trainees through the nuances of hybrid systems, integrating Microsoft 365 and Azure, on-prem and cloud environments, and networking to name a few.. My comprehensive home lab serves as the learning ground, including Windows Server 2016-2022, domain management, server roles, clustering, and security best practices.
  • Provided hands-on training in networking fundamentals, enhancing trainees' understanding of complex network infrastructures.
  • Utilized a comprehensive home lab for practical learning, including Windows Server 2016-2022.
  • Taught domain management, server roles, clustering, and security best practices, ensuring trainees are well-versed in key IT operations.
  • Emphasized real-world application of concepts through the use of current and emerging technologies.
  • Developed and implemented a curriculum that covers the full spectrum of IT infrastructure, from basic setup to advanced system security protocols.
    • SOFT SKILLS
    • Mainframe Tech Mentorship Lead: Providing a training-focused MSP simulation, guiding trainees through hybrid systems, Microsoft 365, Azure, and networking.
    • Effective Communication: Capable of clearly articulating technical concepts to non-technical stakeholders.
    • Leadership & Influence: Demonstrated ability to lead project teams and influence project direction while fostering a collaborative work environment.
    • Critical Thinking & Problem Solving: Proficient in identifying, diagnosing, and implementing solutions for complex IT issues.
    • Adaptability & Resilience: Comfortable with fast-paced and changing work environments, quickly adapting to new challenges.
    • Emotional Intelligence: Skilled in building relationships, empathizing with others, and managing interpersonal conflicts.
    • Strategic Planning: Experienced in developing and implementing IT strategies that align with organizational goals.
    • Conflict Resolution: Able to mediate disputes and resolve technical and personnel conflicts efficiently.
    • Creativity & Innovation: Consistently seeking new ways to improve IT systems and processes through innovative solutions.