System Engineer SME

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Active Directory (AD), Enterprise IT, Microsoft Windows Server, Systems Design, VMware Certifications: None Experience: 10 + years of related experience US Citizenship Required: Yes

Job Description:

SYSTEMS ENGINEER SR PRINCIPAL

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

MEANINGFUL WORK AND PERSONAL IMPACT

We are seeking a highly skilled Lead Systems Engineer to manage, maintain, and secure a complex, multi-petabyte Geospatial Intelligence (GEOINT) infrastructure. In this role, you will act as the primary Imagery Transfer Agent, ensuring vital data is seamlessly processed, verified, and made available to downstream analysts. You will oversee enterprise storage (Nexsan), high-speed storage networks (Brocade), specialized web application environments (Geocatalog Enterprise, Apache, RabbitMQ), and custom-built tactical hardware deployments (GEOINT laptops and blade servers).

As the lead/senior systems engineer, performs design of server and application architectures. Performs the administrative operation and maintenance of server hardware and software. Maintains system security and executes practices and procedures, monitors usage statistics and logs, monitors and remedies attempts to penetrate or corrupt server files. Maintains baseline configurations and performs modification of configuration settings. Institutes troubleshooting and incident response procedures. Troubleshoots system related problems. Provides team leadership and guidance to less experienced administrators. Responsible for the training, motivation, discipline and performance evaluation of assigned employees. Remains current in operating systems/software analysis and technological developments and applications. Recommends future direction or projects to management. Provides expertise and direction in the development or modification of software programs and applications to enhance an operating system.

WHAT YOU’LL NEED TO SUCCEED

Bring your technology expertise and drive for innovation to GDIT. The Systems Architect Sr Principal must have:

Knowledge, Skills, and Abilities:

Data & Application Management (Imagery Transfer Agent)

• Data Flow & Availability: Act as the primary technical pipeline manager, making massive imagery datasets readily available and accessible to intelligence analysts.

• Database & Synchronization Management: Execute shell scripts (.sh) on Linux servers to audit, track, and verify the accurate synchronization of database entries to physical imagery files.

• Geocatalog Operations: Deploy, configure, and maintain the Geocatalog Enterprise application utilizing the Discover Apache web server.

• Middleware Integration: Oversee the installation, optimization, and messaging architecture for Erlang OTP, RabbitMQ Server, and Microsoft SQL Server

Storage & Network Engineering

• Mass Storage Architecture: Manage the engineering, scaling, and daily operations of an 18-unit Nexsan Storage system totaling 20 Petabytes (PB) of data.

• Vendor & SLA Management: Serve as the technical point of contact to maintain and enforce vendor-contracted maintenance agreements for all enterprise storage units.

• SAN Switching: Configure, monitor, and troubleshoot Brocade switches to ensure maximum throughput, low latency, and high availability across the storage area network.

Systems Engineering & Infrastructure Operations

• Blade Server Management: Orchestrate, provision, and maintain six Dell MX7000 8-blade chassis systems, optimizing compute density and performance.

• Specialized Server Environments: Manage three JIANT servers alongside dedicated Nexsan storage to power and support the GEOINT ArcGIS Pro web server environment.

• Windows Systems Engineering (MSFT): Lead the deployment, OS installation, optimization, and security patching of enterprise servers and operational endpoints.

• Database Administration: Utilize Microsoft SQL Server Management Studio (SSMS) to handle foundational database management, queries, and regular patching.

Tactical Systems & Deployment Hardware

• Custom Laptop Customization: Build, image, and maintain ruggedized GEOINT laptops pre-loaded with 10 specialized, highly confidential geospatial applications unique to this team.

• Hardware Provisioning: Manage a 16-slot laptop "hot-box"

provisioning station to ensure tactical machines are rapidly staged, updated, and ready for immediate deployment.

Required Experience:

• 10 years of total experience

• 4+ years of experience with Microsoft Windows Server 2016 and 2019

• 2+ years of experience with Microsoft Exchange…