Skip to content
Shield Logo

Fathom Shield Solutions

Company Overview

Fathom Shield Solutions specializes in software engineering, modernization, and sustainment for federal and military organizations.

We design, develop, optimize, and sustain mission-critical software solutions to ensure operational readiness and efficiency.

Our expertise spans custom application development, legacy system transformation, cloud integration, and software sustainment—providing the government with secure, scalable, and future-proof IT solutions.

Differentiators

Mission-Driven Excellence

We deliver innovative solutions that enhance mission success through measurable improvements in cybersecurity posture, system uptime, and deployment speed.

Proven Leadership & Technical Expertise

Our leadership brings a proven track record of modernizing legacy software, building secure and scalable DevSecOps solutions, and delivering results across complex, mission-critical environments.

Agile, Efficient, Scalable

Small business agility with enterprise-level expertise — delivering rapid implementation and minimal disruption.

Company Data

  • CAGE Code: 0CQE6
  • UEID: T6ZPCJM3KVT8
  • DUNS: 119400644
  • SDVOSB: Service-Disabled Veteran-Owned Small Business
SDVOSB Certified

NAICS Codes

  • 541511 – Custom Computer Programming Services
  • 541512 – Computer Systems Design Services
  • 541513 – Computer Facilities Management Services
  • 541519 – Other Computer Related Services
  • 541611 – Administrative Management and Consulting

Core Competencies

Custom Software Development
  • Backend: .NET (C#), Python, Php, SQL Server, PostgreSQL
  • Frontend: React, TypeScript, Angular, Node.js
  • Cloud: AWS & Azure Deployments
  • Infrastructure: Microservices, Docker, Kubernetes
  • CI/CD: GitHub, GitLab, Azure DevOps
  • Gov/Military IT Modernization
  • Scalable Cloud Applications
Legacy System Modernization
  • Legacy System Modernization
  • DoD System Upgrades
  • Secure, Scalable Architectures
  • Re-Architecting Mission-Critical Apps
Agile & DevSecOps Implementation
  • Secure Software Delivery
  • Automated Pipelines
  • Agile Delivery
  • Compliance-Driven Security
Cybersecurity & Compliance
  • Secure Coding Practices
  • RMF, CMMC, & FedRAMP Implementation
  • NIST Framework Compliance