SQL Systems Engineer Expert with Security Clearance

VTG; Herndon (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

VTG seeks an experienced SQL Systems Engineer to support a mission-focused enterprise environment with large-scale Windows and SQL infrastructure for 1000+ users. You will administer, automate, and engineer across physical and virtual environments, aligning modernization toward cloud-ready architectures.

The role requires Top Secret with Polygraph clearance, a Bachelor's degree (Master's preferred), and 11+ years in systems engineering or enterprise Windows/SQL environments.

Qualifications

• Experience managing large Windows/SQL infrastructure in enterprise environments.
• Proficiency with AD, DNS, and DHCP administration.
• Strong scripting in PowerShell, VB, and C# for automation.

Responsibilities

• Manage user accounts, group policies, and AD services across enterprise domains.
• Install, configure, and maintain Windows Server and enterprise apps across environments.
• Perform SQL Server administration and support within enterprise environments.
• Develop and maintain system images, build, manage, and deployment processes.

Skills

System administration

Automation scripting

Stakeholder communication

Education

Bachelor’s degree

Master’s degree preferred

Tools

Active Directory

Windows Server

SQL Server

SCCM

Job description

Overview We are seeking an experienced SQL Systems Engineer to support a mission-focused enterprise environment, responsible for managing large-scale, multi-domain Windows and SQL-based infrastructure supporting 1000+ users per network. The ideal candidate will provide systems administration, automation, and engineering support across physical and virtual environments, ensuring stability, scalability, and modernization toward cloud-compatible architectures. What will you do?

• 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 Do you have what it takes?
• 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 Preferred Qualifications:
• Experience with Microsoft Azure Pack
• Advanced PowerShell scripting experience
• Understanding of enterprise networking best practices
• Experience modernizing legacy systems toward cloud-ready architectures