Senior SQL & Windows Systems Engineer - TS Clearance

VTG; Herndon (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

VTG is seeking an experienced SQL Systems Engineer to support a mission-focused enterprise environment in Herndon, VA. The role manages Windows/SQL infrastructure for 1000+ users, with focus on AD services, SQL Server administration, automation, and cloud-ready modernization.

The ideal candidate will have a TS/SCI clearance with polygraph, a Bachelor’s degree, 11+ years in systems engineering, and strong experience across Windows Server OS, SCCM, and SQL Server environments.

Qualifications

• Must have a Top Secret Clearance with Polygraph.
• Bachelor's degree required; Master's degree preferred.
• Minimum of 11 years of experience in systems engineering or enterprise Windows/SQL environments.
• Strong experience with Windows Server OS (2008 R2, 2012 R2, 2016, 2019).
• Expert knowledge of Active Directory, DNS, and DHCP administration.
• Strong experience with Microsoft SCCM (1906+) and SQL Server environments.
• Solid understanding of cloud technologies and enterprise system integration.
• Experience with system imaging, deployment, and software update management.
• Proficiency in scripting languages including PowerShell, VB, and C#.
• Ability to work independently and in team environments with minimal supervision.
• Strong ability to prioritize tasks, troubleshoot complex issues, and adapt to new technologies.
• Experience writing enterprise-level technical documentation and system diagrams.
• Strong customer service and stakeholder communication skills.
• MCSE/MCITP certification preferred
• Experience with Microsoft Azure Pack is preferred
• Advanced PowerShell scripting experience
• Understanding of enterprise networking best practices
• Experience modernizing legacy systems toward cloud-ready architectures

Responsibilities

• Manage user accounts, group policies, and Active Directory services across enterprise domains
• Install, configure, and maintain Windows Server and enterprise applications across multiple environments
• Support Tier 2, Tier 3, and Tier 4 troubleshooting for system, server, and network issues
• Perform SQL Server administration and support within enterprise environments
• Develop and maintain system images, including build, manage, and deployment processes
• Configure and deploy software updates and patches to enterprise user groups
• Troubleshoot and resolve server, network, and system performance issues
• Develop and maintain PowerShell, VB, and C# scripts to support automation and system administration
• Research, design, and support engineering solutions for update and hotfix distribution across domains
• Monitor enterprise infrastructure and implement changes with minimal impact to end users
• Create and maintain technical documentation, system diagrams, and enterprise standards
• Collaborate with stakeholders to identify issues, evaluate solutions, and implement system improvements

Skills

Active Directory administration

PowerShell scripting

VB scripting

C# scripting

Windows Server administration

DNS/DHCP networking

Stakeholder communication

Education

Bachelor's degree

Master's degree preferred

Tools

SQL Server

SCCM (1906+)

Microsoft Azure Pack

Cloud technologies (Azure/AWS)

Job description

VTG is seeking an experienced SQL Systems Engineer to support a mission-focused enterprise environment in Herndon, VA. The role manages Windows/SQL infrastructure for 1000+ users, with focus on AD services, SQL Server administration, automation, and cloud-ready modernization.

The ideal candidate will have a TS/SCI clearance with polygraph, a Bachelor’s degree, 11+ years in systems engineering, and strong experience across Windows Server OS, SCCM, and SQL Server environments.