Hi, I’m Justin Wallis
a
IT Systems Professional.
Network Server Admin.
Web/App Developer.
I build, configure, troubleshoot, and maintain technology across networks, servers, websites, and digital systems. My experience spans networking and firewalls, Windows and Linux servers, virtualization, NAS storage, third-party server configuration, CMS/WordPress, hosting, and technical troubleshooting—focused on creating reliable systems that are practical, secure, and easy to maintain.
What I Do
Web & CMS
Advanced CMS/WordPress setup, customization, hosting, performance, security, migrations, and ongoing site administration.
Apps & Integrations
Web and mobile applications, third-party platforms, APIs, plugins, payment systems, and connected digital services.
Networks & Security
Network configuration, IP addressing, firewalls, pfSense, connectivity troubleshooting, and security-focused system setup.
Servers & Virtualization
Windows and Linux servers, hypervisors, virtual environments, NAS storage, TrueNAS, and system configuration.
Hosting & Infrastructure
Domains, DNS, hosting environments, third-party servers, deployments, migrations, and infrastructure optimization.
Technical Support & Optimization
Troubleshooting across systems, software, websites, networks, and devices with a focus on reliability, performance, and practical solutions.
My Resume
Education & Training
Professional & Technical Development
Continued hands-on learning across networking, servers, virtualization, firewalls, storage systems, WordPress, hosting, Linux environments, and third-party platform configuration.
York College of Pennsylvania
Graphic DesignFormal education in visual communication, design, and digital production that complements technical work in web systems, user-facing technology, and digital platforms.
Harford Technical High School
Printing & Computer GraphicsTechnical education focused on computer graphics, printing, production technologies, and hands-on digital workflows.
Technical Experience
Systems & Infrastructure
Networking • Servers • SecurityHands-on experience with IP configuration, networking, pfSense firewalls, security systems, hypervisors, NAS environments including TrueNAS, and Windows and Linux server platforms.
WordPress & Web Administration
WordPress • Hosting • Third-Party SystemsAdvanced WordPress experience spanning setup, development, administration, themes, plugins, hosting, server configuration, integrations, troubleshooting, performance optimization, and security.
Server & Platform Configuration
Windows • Linux • VirtualizationExperience configuring and working with Microsoft server environments, Ubuntu, CentOS, Red Hat, virtualization platforms, storage systems, and third-party servers and applications.
Infrastructure & Home Lab
Servers, hypervisors, pfSense, networking, NAS/TrueNAS, Linux/Windows environments
WordPress & Hosting
Advanced builds, migrations, customizations, performance, security, third-party integrations
Server Configuration
Third-party servers, applications, hosted services, Linux environments
Digital Product Systems
E-commerce, mobile applications, product testing and implementation
IT Projects & Portfolio
Managed Network Infrastructure
Multi-vendor network administration spanning managed switching, wireless infrastructure, VLAN segmentation, PoE, client connectivity, and network visibility.
- Environment Lab / Demonstration Environment
- Scope Switching, Wireless & VLANs
- Platforms UniFi · Aruba · Cisco
- Focus Configuration · Monitoring · Troubleshooting
Modern network environments often combine equipment from multiple vendors, each with different management tools and workflows. This project highlights experience working across managed network platforms to organize switching, wireless access, VLANs, connected devices, PoE resources, and overall network health from centralized administration interfaces.
Network Architecture
Network infrastructure is organized around clear device roles, logical segmentation, and reliable connectivity between users, servers, wireless systems, and network services. Centralized management provides visibility into device health, connected clients, traffic, and infrastructure status.
Switching & Segmentation
Managed switching supports VLAN configuration, port administration, PoE devices, uplinks, and separation of traffic across user, voice, server, wireless, and management networks. These controls help maintain an organized and manageable network environment.
Monitoring & Troubleshooting
Network dashboards provide real-time insight into switches, access points, connected clients, interface utilization, alerts, and performance trends. This visibility helps identify connectivity issues, overloaded interfaces, offline devices, and other conditions requiring attention.



Working across different network platforms requires understanding the underlying networking concepts rather than relying on a single vendor interface. Familiarity with multiple management environments makes it easier to adapt to existing infrastructure, troubleshoot mixed-vendor networks, and support technology as organizational needs change.
Firewall & Network Security
Firewall administration and network security across multiple platforms, including traffic policies, segmentation, VPN connectivity, monitoring, and security visibility.
- Environment Lab / Demonstration Environment
- Scope VPN & Traffic Control
- Platform pfSense · FortiGate
- Focus Policies · Segmentation · Monitoring
Firewall management is a core part of maintaining a secure and reliable network environment. This project highlights administration across pfSense and FortiGate platforms, including interface management, traffic policies, VPN connectivity, network segmentation, system health, and security monitoring.
Firewall Policy & Segmentation
Firewall rules and network interfaces are organized to control traffic between internal networks, internet-facing services, VPN users, and isolated segments. Clear policy structure helps reduce unnecessary access while maintaining reliable connectivity.
VPN & Secure Access
VPN services provide protected connectivity for remote users and site-to-site communication. Monitoring tunnel status, authentication, routing, and access policies helps maintain dependable and secure remote access.
Security Monitoring
Firewall dashboards provide visibility into traffic, blocked connections, system resources, security events, application activity, and network health. This information supports troubleshooting and helps identify unusual or potentially unwanted activity.


Working with different firewall platforms reinforces the underlying concepts of policy-based access control, segmentation, routing, VPN connectivity, and network monitoring. Familiarity with multiple interfaces also makes it easier to adapt to existing security infrastructure and troubleshoot mixed-vendor environments.
Windows Infrastructure Administration
Windows Server administration across identity, directory services, policy management, DNS, and centralized update operations.
- Environment Lab / Demonstration Environment
- Scope Identity, Policy, DNS & Updates
- Platforms Windows Server · Active Directory · DNS · Group Policy · WSUS
- Focus Administration · Access · Configuration
Windows infrastructure often brings multiple administrative services together into one environment. This project demonstrates server management, directory-based user and computer administration, name resolution, centralized policy configuration, and update management across core Windows Server tools.
Identity & Access Management
Active Directory provides centralized administration of users, computers, organizational units, and security groups. A structured directory environment supports account management, permissions, device organization, and consistent access across network resources.
Policy & Configuration Management
Group Policy allows common workstation, security, access, and system settings to be applied from a central management point. Organized policies help standardize configurations across users and computers while reducing repetitive manual administration.
Core Services & Updates
DNS supports internal name resolution and service discovery, while Windows Server Update Services provides centralized visibility and control over operating-system and Microsoft software updates. Together, these services support reliable day-to-day administration of Windows environments.





Effective Windows infrastructure administration depends on understanding how identity, policy, name resolution, server roles, and system maintenance work together. Managing these services from centralized tools provides greater consistency, visibility, and control across users, computers, and network resources.
Educational Platform & LMS Development
Development and customization of an online learning platform supporting course discovery, student activity, instructor tools, and educational content management.
- Environment Web Application / Demonstration Platform
- Scope Learning Management & Course Delivery
- Platforms WordPress · LMS · Web Application
- Focus Course Management · User Experience · Administration
This project demonstrates the design and implementation of a web-based learning environment built around course access, student engagement, instructor administration, and educational content delivery. The platform combines a public-facing course experience with authenticated dashboards for managing courses, progress, assignments, and related learning activities.
Learning Experience
The public-facing interface is structured to help users discover courses, browse categories, search educational content, and move easily between learning resources.
Student & Instructor Tools
Authenticated dashboards support activities such as enrolled courses, quizzes, assignments, announcements, progress tracking, course management, and instructor administration.
Platform Administration
The system brings together content management, user accounts, course organization, analytics, certificates, and other learning-related functions within a centralized web environment.


A learning platform requires more than visual design; it must also organize users, course content, administrative tools, and ongoing educational activity in a way that remains easy to manage. This project demonstrates experience working with both the public-facing and administrative sides of an LMS-based web environment.
AV, Communications & Digital Systems
Administration and support of classroom AV, VoIP communications, digital signage, and network-connected video systems across shared technology environments.
- Environment Lab / Demonstration Environment
- Scope AV, Communications & Connected Systems
- Platforms AV Control · VoIP/PBX · Digital Signage · Video Systems
- Focus Operations · Monitoring · Troubleshooting
Modern IT environments extend beyond servers and workstations to include classroom presentation systems, phones, digital displays, and network-connected video equipment. This project highlights administration and monitoring across several technology platforms commonly used to support classrooms, offices, events, shared spaces, and day-to-day institutional operations.
Classroom AV & Presentation
Centralized AV controls provide visibility into displays, projectors, audio systems, microphones, room computers, cameras, input sources, and connected devices. Monitoring system health and routing helps keep classrooms and event spaces ready for daily use.
Communications & Telephony
VoIP and PBX administration brings together extensions, phones, trunks, call routing, queues, voicemail, and system status. Centralized management helps support reliable internal and external communications while simplifying troubleshooting and configuration.
Digital & Connected Systems
Digital signage and network-connected video systems extend IT support into shared displays, scheduled content, cameras, recording devices, and other connected technology. Central dashboards make it easier to monitor device health, availability, and operational status across multiple locations.




Supporting these systems requires a combination of networking knowledge, hardware troubleshooting, software administration, and user support. Familiarity with AV, communications, signage, and connected-device platforms helps bridge traditional IT infrastructure with the technology people rely on throughout classrooms, offices, and shared spaces.
Virtualization & Server Infrastructure
Virtualized server environments supporting centralized compute, storage, resource allocation, workload management, and infrastructure monitoring.
- Environment Lab / Demonstration Environment
- Scope Virtual Machines & Host Infrastructure
- Platforms Proxmox VE · VMware vSphere
- Focus Provisioning · Resources · Monitoring
Virtualization allows multiple server workloads to run efficiently on shared physical infrastructure while maintaining separation between systems and applications. This project highlights administration across Proxmox VE and VMware vSphere, including virtual machine management, host resources, storage, performance monitoring, and infrastructure health.
Virtual Machine Management
Virtualization platforms provide centralized control over virtual machines, including provisioning, startup and shutdown, resource assignment, console access, and ongoing workload administration.
Compute & Storage Resources
CPU, memory, storage, and network resources can be allocated according to workload requirements while maintaining visibility into overall host capacity and utilization. Effective resource planning helps prevent contention and supports reliable system performance.
Infrastructure Monitoring
Host and cluster dashboards provide visibility into virtual machine activity, storage usage, processor and memory consumption, system health, and recent administrative tasks. Centralized monitoring helps identify capacity issues and maintain stable virtual environments.


Working across multiple virtualization platforms reinforces the underlying concepts of workload isolation, compute allocation, storage management, host monitoring, and virtual infrastructure administration. Familiarity with different platforms also makes it easier to adapt to the virtualization environment already in place within an organization.
Services & Engagements
IT Support
Troubleshooting & Technical AssistancePractical support for individual systems, devices, software, websites, and technical issues.
Hardware & software troubleshooting
Network and connectivity issues
IP and device configuration
Application installation & configuration
System performance troubleshooting
General technical guidance
Systems & Infrastructure
Networks, Servers & InfrastructureConfiguration, deployment, troubleshooting, and improvement of the systems that keep an environment running.
Network & IP configuration
pfSense & firewall configuration
Windows & Linux servers
Ubuntu, CentOS & Red Hat
Hypervisors & virtualization
NAS & TrueNAS
Third-party server configuration
Security & infrastructure review
Web & WordPress
WordPress, Hosting & Web SystemsAdvanced WordPress and hosting support from initial configuration through troubleshooting, optimization, security, and ongoing maintenance.
WordPress development & administration
Hosting & server configuration
Domains & DNS
Themes, plugins & integrations
Performance optimization
Security hardening
Migration & troubleshooting
Third-party service integrations
Start a Conversation
Please share a note about your technology needs, current environment, and the type of support you’re looking for—such as IT troubleshooting, network or server configuration, WordPress, systems administration, security, or technical implementation.
Email: JW@JustinWallis.com





