User Interface (UI) Subject Matter Expert

GD Information Technology • Fairfax, VA

3d • Hybrid

About The Position

Advance how our customers operate while you advance your career. Join GDIT as a Senior User Interface (UI) Subject Matter Expert (SME) and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. Our federal customer relies on this program to operate and modernize a nationwide case‑management and intelligence‑analysis platform supporting complex investigative and operational workflows. The team sustains a mission‑critical system that integrates data, analytics, and organizational processes across multiple regions to ensure a secure, scalable, and efficient platform for case management, trend analysis, and coordinated activities. This position requires U.S. Citizenship and an active U.S. government Secret level security clearance or higher to be considered for this role. Meaningful Work and Personal Impact Lead the UI team in modernization efforts Provide technical and management leadership on major tasks or technology assignments Establish goals and plans that meet project objectives Apply expert domain knowledge that impacts overall project implementation Supervise others as required Develop and deliver high‑quality data systems, reports, analytical products, and features Deliver O&M support for existing data systems including the Enterprise Data Warehouse Support and enhance enterprise reporting delivered through PowerBI dashboards Design, develop, support, maintain, and enhance the Enterprise Search application integrating multiple sources, API capabilities, BI functions, and OpenSearch features Contribute to AI/ML module development, enhancement, research, and deployment for entity extraction and relationship mapping using unstructured datasets Support modernization of the agency’s data ecosystem, including evolving technology stacks within or outside Cloud environments Adhere to Agile Scrum, Kanban, or other methodologies as directed Work Schedule / Location: Must be willing to work onsite in Fairfax County, VA 3 days a week with 2 days from home.

Requirements

• U.S. Citizenship
• Active U.S. government Secret level security clearance or higher
• BA/BS degree or 4 additional years of equivalent work experience
• 10+ years of software/web development experience
• 5+ years of experience with Agile development methodologies
• 5+ years of ASP.NET C# MVC web development experience using Visual Studio 2019 or higher
• 5+ years of experience with Application or Enterprise Search
• Experience with configuration management of a cloud high‑availability OpenSearch cluster with 10+ nodes
• 5+ years of decoupled application development leveraging message queuing
• 2+ years of React.js or AngularJS experience
• 1+ years of ASP.NET Core experience using Visual Studio 2019

Nice To Haves

• ElasticSearch or AWS OpenSearch is a plus

Responsibilities

• Lead the UI team in modernization efforts
• Provide technical and management leadership on major tasks or technology assignments
• Establish goals and plans that meet project objectives
• Apply expert domain knowledge that impacts overall project implementation
• Supervise others as required
• Develop and deliver high‑quality data systems, reports, analytical products, and features
• Deliver O&M support for existing data systems including the Enterprise Data Warehouse
• Support and enhance enterprise reporting delivered through PowerBI dashboards
• Design, develop, support, maintain, and enhance the Enterprise Search application integrating multiple sources, API capabilities, BI functions, and OpenSearch features
• Contribute to AI/ML module development, enhancement, research, and deployment for entity extraction and relationship mapping using unstructured datasets
• Support modernization of the agency’s data ecosystem, including evolving technology stacks within or outside Cloud environments
• Adhere to Agile Scrum, Kanban, or other methodologies as directed

Benefits

• Comprehensive benefits and wellness packages
• 401K with company match
• Competitive pay
• Paid time off
• Variety of medical plan options, some with Health Savings Accounts
• Dental plan options
• Vision plan
• Ability to contribute both pre and post-tax dollars to 401(k) up to the IRS annual limits
• Full flex work weeks where possible
• Variety of paid time off plans, including vacation, sick and personal time, holidays
• Paid parental, military, bereavement and jury duty leave
• Short and long-term disability benefits
• Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree