Systems Engineer

Job ID: 2614484

Location: MacDill AFB, FL, US

Date Posted: 2026-07-13

Category: Engineering and Sciences

Subcategory: Systems Engineer

Schedule: Full-Time

Shift: Day Job

Travel: Yes - 10% of the time

Minimum Clearance Required: TS.SCI

Clearance Level Must Be Able to Obtain: None

Potential for Remote Work: ORA_ON_SITE

Description

The Senior Systems Engineer in Directory Services is tasked with providing expert-level support and strategic oversight in accordance with the SIE OPORD.

Duties include but are not limited to:

• Lead the integration of Active Directory infrastructure with network, security, messaging, remote access, and virtual environments to ensure seamless functionality.
• Develop and enforce best practices for Windows infrastructure support.
• Oversee the entire life-cycle of critical IT services, including planning, deployment, and maintenance.
• Architect and administer RBAC permissions within a multi-tenant enterprise environment.
• Provide guidance and mentorship to Directory Service administrators, imparting essential knowledge to bolster the SIE.
• Drive innovation and the adoption of new technologies to augment the SIE's mission readiness.
• Manage a geographically dispersed array of sites with multiple domain controllers across various networks, ensuring high availability and resilience.
• Position may require shift and weekend work.

Required Qualifications:

• A DoW security clearance at the TS/SCI level
• DoW 8570 IAT II Certification
• Must be with DoW 8140 compliant under the Work Role Code 451 - Systems Administrator Intermediate - Intermediate level or higher by 1 Oct 26
• Mastery of system engineering processes and techniques
• Experience with Active Directory delegation and security models
• Demonstrated expertise in Microsoft Windows Server 2016/2019/2022 and related client products.
• Extensive experience in designing and deploying Active Directory, Domain Controller Management, DFS, and RBAC in large-scale environments (exceeding 80K users).

Qualifications

Highly Desired Qualifications:

• VMware Certified Professional (VCP) OR
• Microsoft Certified Expert related to candidate's work area OR
• Nutanix Certified Advanced Professional OR
• Microsoft 365 Certified Enterprise Administration Expert OR
• Azure Solutions Architect OR
• Azure DevOps Engineer
• Experience in an Enterprise Environment is crucial.
• Expertise in designing, maintaining, and managing Domain/Forest trusts and Directory/Forest/Domain replication.
• Experience in constructing, promoting, and managing multiple Domain controllers.
• Experience in Linux Redhat

Years of Experience (YOE):

• Minimum 12 years with HS degree, 10 years with AS/AA degree, 8 years with BS/BA, 6 years with MS/MA, or 3 years with PhD

SAIC is a premier technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and enterprise information technology markets. SAIC is Redefining Ingenuity through its deep customer and domain knowledge to enable the delivery of systems engineering and integration offerings for large, complex projects. SAIC's approximately 15,000 employees are driven by integrity and mission focus to serve customers in the U.S. federal government. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $4.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see .