Overview
On Site
Full Time
Skills
Cyber Security
Network
Virtual Desktop
Root Cause Analysis
Management
VMware ESXi
PowerCLI
SCAP
Auditing
Regulatory Compliance
Science
Systems Engineering
Virtualization
VMware vSphere
Microsoft Operating Systems
Microsoft Windows Server
Active Directory
Windows PowerShell
STIG
RMF
Risk Management Framework
eMASS
HBSS
SIEM
TLS
FIPS
UAG
Security Clearance
VMware
F5
Load Balancing
Geographic Information System
Artificial Intelligence
Machine Learning (ML)
Cloud Computing
Microsoft Azure
Amazon Web Services
VDI
DevOps
Ansible
Terraform
SAP BASIS
Law
IT Service Management
Innovation
Collaboration
Recruiting
Insurance
Finance
Professional Development
Training
Leadership
CompTIA
Customer Service
Career Counseling
Apex
Oracle Application Express
Job Details
Job#: 2091412
Job Description:
Seize your opportunity to make a personal impact as a Horizon VDI Administrator supporting Department of Defense. Our client is your place to make meaningful contributions to challenging projects and grow a rewarding career.
At our client, people are our differentiator. As a Horizon VDI Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Horizon VDI Administrator joining our team to play a crucial role in delivering and securing mission-critical virtual desktop infrastructure (VDI) across multiple classified environments-enabling secure access, operational continuity, and cyber compliance from IL2 to IL6 and beyond..
How a Horizon VDI Administrator will Make an Impact:
Education: Bachelor of Arts/Bachelor of Science
Required Experience: 5+ years of related experience in systems engineering, virtualization, or VDI administration
Required Technical Skills:
Security Clearance Level: TS/SCI
Required Skills and Abilities: Supports classified environments up to IL6; occasional travel (~10%); may require off-hours maintenance for patching or security updates
Preferred Skills:
Location: On-site work required
Citizenship Required: ship
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.
Job Description:
Seize your opportunity to make a personal impact as a Horizon VDI Administrator supporting Department of Defense. Our client is your place to make meaningful contributions to challenging projects and grow a rewarding career.
At our client, people are our differentiator. As a Horizon VDI Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Horizon VDI Administrator joining our team to play a crucial role in delivering and securing mission-critical virtual desktop infrastructure (VDI) across multiple classified environments-enabling secure access, operational continuity, and cyber compliance from IL2 to IL6 and beyond..
How a Horizon VDI Administrator will Make an Impact:
- The Horizon VDI Administrator will work closely with systems engineers, cybersecurity analysts, network teams, and program leadership to ensure secure, high-performance virtual desktop environments across multiple classified and unclassified networks. Regular collaboration will include aligning on configuration standards, deployment timelines, and compliance objectives to support mission-critical operations.
- They will partner with technical teams to troubleshoot user access issues, remediate security findings, and respond to operational incidents. By leveraging cross-team input and performing root cause analysis, the Horizon VDI Administrator will help implement sustainable solutions that maintain system integrity and mission readiness.
- Responsibilities include engineering and maintaining VMware Horizon VDI environments, applying DISA STIGs, managing gold images and application layers, supporting RMF/ATO activities, and ensuring continuous availability across classified and unclassified networks.
- They will use tools and technologies such as VMware Horizon (Instant Clones, App Volumes, DEM), vSphere/ESXi, PowerShell/PowerCLI, DISA STIG Viewer, SCAP Compliance Checker, eMASS, ACAS, and HBSS. Their expertise will ensure systems are secure, optimized, and audit-ready, contributing directly to the success and compliance of mission operations.
Education: Bachelor of Arts/Bachelor of Science
Required Experience: 5+ years of related experience in systems engineering, virtualization, or VDI administration
Required Technical Skills:
- VMware Horizon, vSphere, Windows Server, Active Directory, PowerShell, DISA STIGs, RMF/eMASS, ACAS, HBSS, SIEM, TLS/FIPS configuration, App Volumes, Instant Clones, UAG
Security Clearance Level: TS/SCI
Required Skills and Abilities: Supports classified environments up to IL6; occasional travel (~10%); may require off-hours maintenance for patching or security updates
Preferred Skills:
- VMware NSX-T or F5/NSX Advanced Load Balancer (ALB) experience (for micro-segmentation and secure VDI access)
- vGPU integration (e.g., NVIDIA A16/A40 or AMD) for CAD, GIS, or AI/ML workloads
- Horizon Cloud on Azure/AWS GovCloud implementation experience
- Experience with Zero Trust Architecture and segmentation in VDI environments
- Knowledge of DevOps tools and automation (e.g., Packer, Ansible, Terraform) for image and infrastructure deployment
Location: On-site work required
Citizenship Required: ship
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.
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