Lab Support Services Engineer - TS/SCI w/Polygraph

General Dynamics Information Technology; Sterling (VA); On-site; USD 143,000 - 190,000; Full time

Job summary

General Dynamics Information Technology is seeking a Lab Engineer to support government activities in Sterling, VA or Annapolis Junction, MD. The role involves designing and maintaining Windows domain architectures, VM deployment in VMware, and Tier 3 AD support.

Requires active TS/SCI with poly, 8+ years' experience, and DoD 8570 IAT II. You will work on infrastructure design, system integration, and liaising with government customers while ensuring secure, reliable lab environments and

Qualifications

• 8+ years of related experience
• Active TS/SCI clearance with polygraph
• DoD 8570 IAT Level II requirements including one of the listed certifications
• U.S. Citizenship

Responsibilities

• Designing and implementing Windows domain architectures and related systems
• Developing system requirements specifications from customer functional requirements
• Guiding customers, evaluating approaches, and conducting feasibility studies
• Defining architecture for new or existing computer systems
• Providing technical leadership for integration of requirements, design and technology
• Configuring and deploying virtual machines within VMware environments
• Providing Tier 3 support for Active Directory
• Maintaining lab hardware, software, and network systems
• Patching and updating hardware/software in the virtual infrastructure
• Engaging with stakeholders to achieve objectives

Skills

Complex Systems

System Requirements

Systems Development

Education

Bachelor’s Degree in a related technical discipline

Tools

VMware

Active Directory

Infoblox

RHEL 8/9

Oracle 8/9

Ansible

Job description

Job Qualifications:

Complex Systems, System Requirements, Systems Development

Job Description:

Type of Requisition: Pipeline

Clearance Level Must Currently Possess: Top Secret/SCI

Clearance Level Must Be Able To Obtain: Top Secret SCI + Polygraph

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Skills:

Job Qualifications:

Complex Systems, System Requirements, Systems Development

Certifications: None

Experience: 8 + years of related experience

US Citizenship Required: Yes

Job Description:

GDIT is your place. Make it your own by discovering new ways to apply the latest technologies securely and expertly. By owning your opportunity at GDIT, you’ll become a critical part in how we successfully solve our clients’ biggest challenges, deliver on promise, and innovate their virtual infrastructure needs. Our work depends on a Lab Engineer joining our team to support Government activities in Sterling, VA or Annapolis Junction, MD.

At GDIT, we foster a people-focused and customer-centric environment in delivering Infrastructure Engineering Services. As a Lab Engineer supporting the Government, you will be a part of a team responsible for daily operations, maintenance, data center design, and the security of lab environments that mirror production.

In This Role, a Typical Day May Include:

• Designing and implementing Windows domain and child domain architectures
• Analyzing customer functional requirements to develop system requirements specifications and implement designed solutions
• Guiding customers in formulating requirements, advising alternative approaches, and conducting feasibility studies
• Designing and defining system architecture for new or existing computer systems
• Providing technical leadership regarding the integration of requirements, design, and technology
• Integrating new plans, designs, and systems into existing builds
• Developing system architecture and system design documentation
• Guiding system development and implementation planning through assessment or preparation of systems engineering management plans and systems integration and test plans
• Interacting with the Government customers regarding Systems Engineering and technical considerations for associated problems, issues, or conflicts
• Configure and deploy virtual machines within a VMware environment.
• Provide Tier 3 support for Active Directory.
• Demonstrate proficiency in key Active Directory management components.
• Ensure servers and network systems operate efficiently and without interruption.
• Configure the management ports on all physical servers to enable remote access.
• Maintain and troubleshoot computer hardware, software, and network systems within the lab.
• Install and configure new software and hardware in accordance with specified requirements.
• Patch and update hardware and software in the virtual infrastructure.
• Communicate with tenants to resolve concerns and fulfill requests.
• Deploy and support systems such as RHEL 8/9 and Oracle 8/9.
• Maintain and upgrade physical and virtual systems regularly.
• Ensure Infoblox remains up to date and fully operational.
• Engage with key stakeholders to achieve objectives.
• Ansible experience is preferred.

What You’ll Need:

• Active TS/SCI clearance with polygraph
• Must meet DoD 8570 IAT Level II requirements including one of the following: Security+ CE, CND, SSCP, GSEC, GICSP, CySA+, or CCNA Security
• Bachelor’s Degree in a related technical discipline, or the equivalent combination of education, technical certification, training, or work/military experience
• Familiarity with monitoring solutions, and enterprise security compliance requirements
• Experience with installation, configuration, and maintenance of VMWare infrastructure and the deployment of virtual machine instances
• Experience with the following:
  • Infrastructure engineering
  • Enterprise testing & lab environments
  • Active directory & PKI infrastructure
  • Network administration
  • Data center physical server racking and configuration
  • Linux administration
  • Infoblox IPAM administration
  • Procurement testing & approval of enterprise lab tools

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#GDITCareers
#WeAreGDIT
#MD_2026Alumni
#VA_2026Alumni
#JET

The likely salary range for this position is $142,792 - $189,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA VA Sterling

Additional Work Locations:

USA MD Annapolis Junction

Total Rewards At GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 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. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans