Systems Administrator – VMware & ArcGIS Enterprise
General Dynamics Information Technology•Virginia Beach, VA
•$148,750 - $201,250•Onsite
About The Position
We are seeking a highly skilled Systems Administrator to manage and support a secure, air-gapped virtualized environment running VMware ESXi and ArcGIS Enterprise 12.1. This role combines infrastructure management, enterprise GIS administration, and general IT operations to ensure the reliability, performance, and security of a multi-server ArcGIS deployment.
Requirements
- Bachelor’s degree in IT, GIS, Computer Science, or related field (or equivalent experience)
- Security+ or greater certification
- 5+ years of systems administration experience
- Strong VMware vSphere / ESXi experience
- Has or is able to obtain a TS/SCI
- ArcGIS Enterprise administration experience
- Windows Server administration knowledge
- SQL Server experience
- IIS/web server knowledge
- US Citizenship Required: Yes
- Clearance Level Must Currently Possess: Top Secret/SCI
- Clearance Level Must Be Able to Obtain: Top Secret/SCI
Nice To Haves
- Experience in air-gapped environments
- Familiarity with ArcGIS Pro workflows
- GPU virtualization experience
- Scripting (PowerShell, Python)
- Backup and disaster recovery knowledge
Responsibilities
- Manage and maintain VMware vSphere environment, including ESXi hosts and vCenter Server Appliance (VCSA)
- Provision, configure, and optimize virtual machines across multiple physical hosts
- Monitor system performance, resource utilization (CPU, RAM, GPU), and storage
- Perform VM lifecycle management (deployment, snapshots, backups, cloning)
- Troubleshoot virtualization, networking, and hardware-related issues
- Ensure high availability and system resiliency within an offline environment
- Administer ArcGIS Enterprise 12.1 deployment (Portal, Server, Image Server, Web Adaptors, Notebook Server)
- Manage site configurations, federation, and security
- Publish and maintain GIS services, web maps, and applications
- Monitor system health, logs, and performance
- Perform upgrades, patches, and backups
- Troubleshoot service failures and performance issues
- Support ArcGIS Pro users and licensing
- Administer Microsoft SQL Server 2019
- Manage geodatabases, backups, and data integrity
- Optimize database performance for GIS workloads
- Maintain Windows Server 2025 systems
- Configure IIS, DNS, and internal networking
- Implement security policies in an air-gapped environment
- Perform system patching and updates (offline)
- Manage user accounts and access controls
- Maintain system documentation
- Support NVIDIA L40 GPU environments
- Allocate GPU resources for ArcGIS Pro VMs
- Monitor GIS workload performance
Benefits
- Comprehensive benefits and wellness packages
- 401K with company match
- Competitive pay
- Paid time off
- Variety of medical plan options
- Health Savings Accounts
- Dental plan options
- Vision plan
- 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match
- Full flex work weeks where possible
- Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
- Short and long-term disability benefits
- Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
