Senior Virtualization (VMWare) Administrator

SMS Data Products Group, Inc.; Springfield (VA); On-site; USD 103,000 - 115,000; Full time

Job summary

SMS Data Products Group, Inc. is seeking an experienced Senior Virtualization Administrator to design, implement, and maintain a resilient VMware-based infrastructure for the DTRA program.

You will manage ESXi hosts, vCenter, and Horizon environments across multiple sites, ensuring security, performance, and reliability for critical federal IT operations. The role requires TS/SCI clearance and DoD 8140/8570 certification, with strong hands-on VMware expertise and a focus on documentation,

Qualifications

• BS degree and 8–12 years of prior relevant experience or Masters with 6–10 years of prior relevant experience
• Current Top Secret/SCI clearance
• DoD 8140 or DoD 8570 Certification (Security+ CE or equivalent)
• Proven ability to manage and troubleshoot VMware vSphere infrastructure
• Experience with VMware technologies including ESXi, vCenter Server, vSAN, and vSphere Networking
• Experience with Omnissa Horizon 7/8, App Volumes, Dynamic Environment Manager, and UAGs
• Experience with Microsoft Active Directory, Windows Server 2016/2019/2022, and FSlogix
• Experience Dell Wyse client management
• Strong understanding of virtualization concepts, practices, and procedures
• Ability to review, modify, and prepare comprehensive documentation for virtualization tasks

Responsibilities

• Deploy and maintain VMware ESXi hosts, vCenter Server, and virtual machines across multiple sites
• Configure and manage core Omnissa Horizon components including connection brokers, gateways, profile management, and load balancing
• Provide performance tuning, troubleshooting, and optimization of VDI environments
• Undertake regular maintenance, updates, and patches to ensure security and reliability of the virtual infrastructure
• Collaborate with infrastructure teams to integrate VDI with network, storage, and security frameworks
• Monitor and optimize virtual infrastructure performance, resource utilization, and availability
• Implement and manage VMware networking components such as distributed switches and VLANs
• Troubleshoot VMware virtualization issues including bottlenecks and connectivity problems
• Design and implement infrastructure solutions aligning with command requirements
• Mentor junior administrators and foster virtualization knowledge
• Implement backup and disaster recovery for VMs and components
• Develop and maintain virtualization architecture documentation
• Evaluate new VMware technologies to enhance performance and efficiency
• Support projects to improve security, efficiency, or capability of the virtualized environment
• Coordinate with vendors for troubleshooting and resolution
• Ensure compliance with security policies and best practices

Skills

VMware proficiency

Troubleshooting

Documentation

Education

Bachelor's degree in CS/Engineering

Master's degree in CS/Engineering

Tools

VMware ESXi

vCenter Server

vSAN

Omnissa Horizon 7/8

App Volumes

Dynamic Environment Manager

UAGs

Active Directory

Windows Server 2016/2019/2022

FSlogix

Dell Wyse

Job description

SMS is seeking an experienced and motivated Senior Virtualization (VMWare) Administrator to support the Defense Threat Reduction Agency (DTRA) on the Integrated Information Technology Support Services (I3TS) contract. This contract is a critical initiative to modernize and operate DTRA's enterprise IT systems. The successful candidate will play a key role in enhancing IT efficiency, security, and mission effectiveness by designing, implementing, and maintaining a resilient and secure network infrastructure. This role will be instrumental in supporting the agency's mission to counter and prevent emerging global threats.

This sub family is responsible for installation, configuration, administration, support and maintenance of systems, including associated hardware. Responsibilities may include management of systems infrastructures, implementing best practices to Identify and recommend system functional specifications, configuration of physical and virtual systems, backup and recovery of IT infrastructure. Support duties may include updating and supporting systems by tuning performance, allocating storage space. Implementing critical patches, reviewing systems performance logs to identify anomalies and trouble shoot issues.

As the Virtualization / VMware Administrator, you will be accountable for the design, implementation, and maintenance of our organization's virtual infrastructure, focusing on VMware technologies. This role will involve managing virtual machines for servers, desktops, and networking components critical to the operations of our enterprise environment.

Since 1976, SMS has specialized in modernizing legacy IT and sustaining complex enterprise environments for federal agencies. With the goal of building long-term partnerships with our customers, we invest in our employees by providing the training, tools, and support they need to keep critical missions operational, improve performance, and reduce risk. SMS is headquartered in McLean, Virginia, with offices and on-site operations at customer locations throughout the United States. For additional information on SMS, visit www.sms.com.

Submit your resume today!

Job Responsibilities

• Deploy and maintain VMware ESXi hosts, vCenter Server, and virtual machines across multiple physical sites.
• Configure and manage core Omnissa VDI components including connection brokers, gateways, profile management, and load balancing.
• Provide performance tuning, troubleshooting, and optimization of VDI environments.
• Perform regular maintenance, updates, and patches to ensure the security and reliability of the virtual infrastructure.
• Work with infrastructure teams to integrate VDI solutions with network, storage, and security frameworks.
• Monitor and optimize virtual infrastructure performance, resource utilization, and system availability.
• Implement and manage VMware networking components such as distributed switches and VLANs.
• Troubleshoot and resolve issues related to VMware virtualization technologies, including performance bottlenecks, connectivity problems, and virtual machine management.
• Work with other IT teams to design and implement infrastructure solutions that integrate with virtualization technologies and align with command requirements.
• Provide mentorship and guidance to junior administrators and team members to foster a deeper understanding of virtualization technologies and their role within our infrastructure.
• Implement backup and disaster recovery solutions for virtual machines and infrastructure components.
• Develop and maintain documentation related to virtualization architecture, processes, and procedures.
• Evaluate and recommend new VMware technologies and solutions to enhance system performance and efficiency.
• Support projects to enhance the security, efficiency, or capability of the virtualized environment.
• Work with vendors and third-party providers for troubleshooting and issue resolution.
• Ensure compliance with security policies, regulations, and best practices related to virtualization technologies.

Required Qualifications

• BS degree and 8 - 12 years of prior relevant experience or Masters with 6 - 10 years of prior relevant experience. Additional technical experience may be considered in lieu of degree.
• Current Top Secret/SCI clearance
• Applicable DoD 8140 or DoD 8570 Certification (Security+ CE or equivalent)
• Demonstrated proficiency in managing and troubleshooting VMware vSphere infrastructure.
• Experience with VMware technologies including ESXi, vCenter Server, vSAN, and vSphere Networking.
• Experience with Omnissa Horizon 7/8, App Volumes, Dynamic Environment Manager, and UAGs.
• Experience with Microsoft Active Directory, Windows Server 2016/2019/2022, and FSlogix.
• Experience Dell Wyse client management.
• Strong understanding of virtualization concepts, practices, and procedures.
• Ability to review, modify, and prepare comprehensive documentation for virtualization tasks.

Salary Range

$103,000 - $115,000

SMS 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 status as a protected veteran.