AT&T · 2 months ago
Omnissa (Horizon VDI) Administrator (Government)
Bellevue, NE
Full-time
Onsite
Senior Level, Lead/Staff
$72K/yr - $91K/yr
10+ years expAT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. They are seeking an Omnissa (Horizon VDI) Administrator to perform systems administration for enterprise Omnissa solutions, analyze and resolve related issues, and ensure system performance and compliance.
CollaborationCommunications InfrastructureMobileService IndustryTelecommunicationsWireless
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Perform systems administration for enterprise Omnissa (Horizon VDI) solutions, including installation, configuration, and maintenance
Analyze and resolve issues related to servers, hardware, applications, and software within the Omnissa environment
Monitor system performance and ensure compliance with security standards and organizational policies
Oversee daily system operations, evaluate server resource availability, and manage all Omnissa software activities
Assist in configuring, deploying, and maintaining virtual machines and backup configuration procedures
Maintain and monitor patch releases, design and implement patch installation strategies, and ensure systems are updated per program standards
Provide Tier 2 and Tier 3 troubleshooting support, working with end users and technical teams to resolve complex issues
Support the creation, updating, and maintenance of images for VDI terminals, including application support and baseline management
Ensure VMware backend capacity and stability to support virtual desktops and overall VDI infrastructure
Maintain documentation and adhere to best practices for system administration and service support
Perform shift work to provide continuous 7x24 coverage
Qualification
Required
Bachelor's degree (B.S.) in a related field
10+ years of experience in network and computer systems administration, with focus on cyber and network monitoring operations
At least one of the following certifications: CEH, CFR, Cloud+, GICSP, SSCP, Security+, GSEC, or CySA+
TS/SCI (#tssci)
Can start with a TS (#topsecret)
Preferred
ITIL v4 certification
Extensive hands-on experience administering Omnissa (Horizon VDI) or similar virtual desktop infrastructure solutions
Strong expertise in troubleshooting and providing Tier 2/3 support in enterprise environments
Experience with patch management, system baselining, and image building for virtual environments
Proficiency in VMware backend administration and capacity planning
Familiarity with secure configuration and deployment of virtual machines in compliance-driven environments
Strong analytical and problem-solving skills for diagnosing complex system issues
Effective communication skills for interfacing with end users and cross-functional technical teams
Experience supporting local applications within virtual OS images
Demonstrated ability to adhere to and implement organizational policies, standards, and best practices
Benefits
Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone
Company
AT&T
AT&T is a telecommunications company that provides wireless communications, internet and digital television services.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$5.04BKey Investors
National Telecommunications and Information Administration
2025-09-19Post Ipo Debt· $5B
2024-02-12Grant· $42.3M
2023-01-19Grant· $2.2M
Leadership Team
Jeremy Legg
Chief Technology Officer
Pascal Desroches
Senior Executive Vice President and Chief Financial Officer
Recent News
Dallas Morning News
2026-01-12
2026-01-11
Bizjournals.com Feed (2025-11-12 15:43:17)
2026-01-11
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