VDI Administrator

Radiance Technologies, Inc.; Kentucky; On-site; USD 70,000 - 105,000; Full time

Benefits offered by this job

Employee ownership

401K

Health insurance

Paid time off

Education reimbursement

Job summary

Radiance Technologies is seeking a VDI Administrator to support day-to-day operations of an enterprise VDI environment using VMware ESXi/vSphere, Horizon, and 10ZiG clients. Ideal candidates will have hands-on experience with Windows 10/11 and Windows Server, Active Directory, and cloud tools like Azure and Microsoft 365.

Exceptional troubleshooting skills, documentation discipline, and the ability to work in a security-conscious setting are essential.

Qualifications

• 1+ years in IT systems administration, desktop support, virtualization, or infrastructure operations.
• CompTIA Security+ certification.
• Top Secret Security Clearance.
• Basic working knowledge of VMware vSphere/ESXi and virtual machines.
• Experience administering or troubleshooting Windows 10/11 and Windows Server.
• Basic knowledge of Active Directory, Group Policy, DNS, and DHCP.
• Experience troubleshooting desktop, network, application, and user-access issues.
• Familiarity with PowerShell or Windows command-line tools.

Responsibilities

• Monitor and maintain VDI infrastructure, desktop pools, virtual machines, and endpoint devices.
• Troubleshoot user connectivity, login, desktop, application, and peripheral issues.
• Perform routine VM, Horizon, Windows, and endpoint administration.
• Assist with desktop image updates, software deployments, patches, and configuration changes.
• Support user accounts, group memberships, permissions, and desktop entitlements.
• Investigate system alerts and performance issues and escal…
• Maintain accurate technical documentation, procedures, and support records.
• Participate in maintenance activities, system upgrades, testing, and disaster-recovery exercises.

Skills

Virtualization

Windows administration

Active Directory

PowerShell

Networking basics

Troubleshooting

Documentation

Tools

VMware vSphere/ESXi

Omnissa Horizon

10ZiG

Microsoft Azure

Microsoft 365

Job description

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Dayton OH area. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, paid time off, educational reimbursement, competitive salaries, interesting assignments and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed.

We are seeking a VDI Administrator to support the day-to-day operation, maintenance, troubleshooting, and sustainment of an enterprise Virtual Desktop Infrastructure (VDI) environment utilizing VMware ESXi/vSphere, Omnissa Horizon, 10ZiG thin/zero clients, Microsoft Azure, Active Directory, and Microsoft 365. This position is ideal for an IT professional looking to develop hands‑on experience supporting enterprise virtualization and cloud‑based desktop environments.

Required Experience

• 1+ years of experience in IT systems administration, desktop support, virtualization, or infrastructure operations
• CompTIA Security+ certification
• Top Secret Security Clearance
• Basic working knowledge of VMware vSphere/ESXi and virtual machines
• Experience administering or troubleshooting Windows 10/11 and Windows Server
• Basic knowledge of Active Directory, Group Policy, DNS, and DHCP
• Experience troubleshooting desktop, network, application, and user-access issues
• Familiarity with PowerShell or Windows command-line tools
• Ability to follow established procedures, document work, and …

Preferred Experience

• Experience supporting Omnissa/VMware Horizon, Horizon Client, Horizon Agent, or virtual desktop pools
• Experience with 10ZiG or other thin/zero-client technologies
• Familiarity with Microsoft Azure, Entra ID, and Microsoft 365
• Basic understanding of virtual networking, VLANs, firewalls, and load balancing
• Experience with PowerShell scripting or automation
• Exposure to VMware vCenter, Horizon Connection Servers, UAG, App Volumes, or Dynamic Environment Manager
• Familiarity with enterprise monitoring, ticketing, patching, backup, and configuration-management processes VMware, Microsoft, Azure, CompTIA, or similar industry certifications

Responsibilities

• Monitor and maintain VDI infrastructure, desktop pools, virtual machines, and endpoint devices
• Troubleshoot user connectivity, login, desktop, application, and peripheral issues
• Perform routine VM, Horizon, Windows, and endpoint administration
• Assist with desktop image updates, software deployments, patches, and configuration changes
• Support user accounts, group memberships, permissions, and desktop entitlements
• Investigate system alerts and performance issues and escal…
• Maintain accurate technical documentation, procedures, and support records
• Participate in maintenance activities, system upgrades, testing, and disaster-recovery exercises

Ideal Candidate

The ideal candidate is a hands-on IT professional with a strong troubleshooting mindset who wants to build a career in enterprise VDI and cloud infrastructure. Experience with Horizon is beneficial but not necessarily required if the candidate has solid Windows, VMware, networking, or systems‑administration fundamentals and demonstrates the ability and desire to learn.

Radiance Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

Our growth is creating great opportunities! Our team is expanding, and we want to hire the most talented people we can. Continued success depends on it!

Employee-Ownership

Employee-Ownership Radiance is a proud employee-owned company! Employee-ownership benefits both our customers and workforce, and ensures that Radiance doesn’t have to answer to stockholders or be driven by quarterly earnings reports. Thus, Radiance will always prioritize enhancing our customer’s mission over expanding our bottom line.

We are singularly focused on providing our customers with game‑changing solutions to their most challenging requirements. This is only possible because employee-ownership attracts the highest quality employees, empowers them to identify capability enhancements, and provides them with the freedom to take risks to deliver high‑quality solutions. Employee-ownership also provides tangible and long‑term financial security for our people and their families. Therefore, employee-ownership embodies participation, empowerment, freedom, teaming, excellence, accountability, mission focus, and security.

Our Culture

Radiance’s culture is driven by our commitment to our customers and our employee‑owners. Our employee‑owners thrive on entrepreneurship, empowerment, and mutual responsibility for growth and sustainability. Our culture consists of individuals who embody technical and leadership skills to deliver superior solutions to the nation’s toughest technical challenges.

We believe building trust and credibility with our customers leads to long‑term results. We invest in a superior technical workforce where leaders are developed, innovation is encouraged, and achievements are recognized. We seek innovative ways to improve, experiment, take risks, foster collaboration, and empower our employee‑owners.

Our Values

Our values drive our culture, business model, and daily interactions. These values constantly remind us of who we are and what we do. Our employee‑owners influence how we operate our business. We relentlessly pursue operating excellence by innovating, improving our processes, and reducing waste. We believe in being wise and ethical stewards of capital and resources. Our values dictate how we interact with each other and our customers, partners, and suppliers. Honesty, trust, humanity, alignment, and value creation require that we treat our employees with dignity and respect and provide them with fair compensation and equal employment opportunity. We believe in connecting with our communities and have a responsibility to be good corporate citizens, and we believe in sustainable business practices, which include supporting the environment and the communities in which we work.