Systems Engineer Senior

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., + 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.

Directory Management,Domain Controllers,Group Policy Objects (GPO)

Certifications:

Experience:

5 + years of related experience, 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

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 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.

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.

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