Software Engineer - TS/SCI with Polygraph
About The Position
GDIT is seeking an experienced Software Engineer SME to design, develop, integrate, and maintain enterprise-grade applications and data systems in complex mission environments. The role provides expert-level engineering support for scalable back-end services, microservices architectures, databases, APIs, and CI/CD pipelines. It includes full-stack application development, data management, performance optimization, and technical leadership across Agile delivery teams. The position is onsite at a customer location in Tyson's, Virginia, and requires an active TS/SCI clearance with polygraph and U.S. citizenship.
Requirements
- At least 10 years of related experience.
- Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or an equivalent combination of education, technical certifications or training, or work experience.
- Current TS/SCI clearance with polygraph.
- U.S. citizenship.
- Experience with full-stack development, Node.js, Rails, and Vue.js.
- Experience with Python and back-end systems.
- Experience with PostgreSQL, MySQL, and MongoDB.
- Experience with data ingestion, AWS S3 workflows, and integrating authoritative data repositories.
- Experience with CI/CD, automated testing, security checks, and performance validation.
- Experience with Docker, Kubernetes, Terraform, CloudFormation, or Ansible.
Responsibilities
- Build and maintain scalable, secure, and reliable back-end systems using Python, Node.js, Vue.js, and Rails.
- Design and optimize relational and NoSQL database schemas, queries, and indexing, and tune performance for high-volume datasets.
- Build and maintain data ingestion pipelines, AWS S3 data workflows, and connections that integrate authoritative data repositories.
- Build and maintain CI/CD pipelines for automated testing, deployment, security checks, and performance validation.
- Use Docker and Kubernetes for application packaging, deployment, scaling, and orchestration.
- Apply infrastructure-as-code techniques using Terraform, CloudFormation, and Ansible for repeatable deployments and configuration management.
- Ensure seamless integration between front-end interfaces and back-end systems.
- Participate in Agile sprint planning, backlog refinement, user story decomposition, and delivery of incremental mission value.
- Provide technical leadership across Agile delivery teams.
Benefits
- 401(k) with company match
- Comprehensive health and wellness packages
- Internal mobility support
- Paid education and certifications
- Paid vacation and holidays
- Medical plan options, including some with Health Savings Accounts
- Dental plan options
- Vision plan
- Flexible work weeks where possible
- 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
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What This Job Offers
Job Type
Full-time
Career Level
Senior
