Systems Engineer Senior

Clearance Level

Top Secret/SCI

Category

IT Infrastructure and Operations

Location

Tampa, Florida

(Onsite Workplace)

Key Skills For Success

Directory Management

Domain Controllers

Group Policy Objects (GPO)

REQ#: RQ224961

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

Advance how our customers operate while you advance your career. Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT:

As a Systems Engineer Senior, the work you’ll do at GDIT will be impactful to the mission of USCENTCOM. You will play a crucial role in the design, implementation, and administration of Windows-based enterprise environments, with an emphasis on Active Directory, Group Policy, domain management, and advanced scripting automation. The engineer will ensure secure, scalable, and reliable operations across USCENTCOM’s enterprise systems while collaborating with cross-functional IT teams.

Duties and Responsibilities:

Design, implement, and manage Active Directory forests, domains, and trusts, ensuring secure and efficient identity management.

Develop, configure, and enforce Group Policy Objects (GPOs) to support organizational security and operational requirements.

Administer and maintain domain controllers, DNS, DHCP, and certificate services in a large-scale enterprise environment.

Create, optimize, and maintain advanced PowerShell scripts and other automation tools to streamline system administration and reporting.

Troubleshoot and resolve complex Windows server and domain-related issues, ensuring minimal operational impact.

Oversee lifecycle management of Windows systems, including patching, upgrades, and decommissioning.

Implement and maintain security baselines for Windows systems, including access controls and auditing.

Support disaster recovery and business continuity planning for Windows infrastructure.

Collaborate with engineering teams to integrate Windows environments with cloud (Azure, AWS) and hybrid solutions.

Maintain detailed documentation of Active Directory architecture, GPO configurations, and domain management procedures.

Provide technical expertise during USCENTCOM exercises, ensuring Windows systems operate securely and reliably.

Evaluate and integrate new Microsoft technologies and tools into the enterprise environment.

Additional Responsibilities:

Conduct performance tuning and optimization of Windows systems to ensure high availability.

Research and implement emerging Microsoft technologies and best practices.

Support cross-functional IT projects involving Windows infrastructure design, deployment, and integration.

STIG, PACHES and compliances for all windows platforms.

WHAT YOU’LL NEED TO SUCCEED :

Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Senior must have:

Certification: Applicable DoD 8140 or DoD 8570 Certification

Experience: 5 to 8 years of related experience

Technical skills:

Proven experience in Windows systems engineering and enterprise domain management.

Deep expertise in Active Directory, Group Policy, DNS, DHCP, and PKI.

Advanced proficiency in PowerShell scripting for automation and reporting.

Strong understanding of Windows security principles, including access control and auditing.

Ability to prepare and maintain detailed documentation for Windows systems and configurations.

Familiarity with virtualization technologies (VMware, Hyper-V) and cloud-based solutions.

Excellent troubleshooting and problem-solving skills.

Strong communication skills for working with cross-functional teams and stakeholders.

Desired Skills:

Microsoft Certified: Windows Server Hybrid Administrator Associate

Certified Information Systems Security Professional (CISSP)

ITIL 4 Foundation Certification

Experience supporting USCENTCOM or other DoD organizations.

Hands-on experience with Azure Active Directory and hybrid identity solutions.

Knowledge of configuration management tools (e.g., Ansible, Puppet, Chef) in Windows environments.

Experience designing and implementing disaster recovery and business continuity strategies.

Familiarity with automation platforms for CI/CD in Windows infrastructure

Security clearance level: TS/SCI required

US citizenship required

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, competitive pay and paid time off

Community: Award-winning culture of innovation and a military-friendly workplace

#ARMA

#CENTCOM/CITS

Work Requirements

Years of Experience

5 + years of related experience

may vary based on technical training, certification(s), or degree

Certification

CompTIA Security+ CE | CompTIA - CompTIA

Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $131,750 - $178,250. 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.

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.