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GCI Incorporated Tech Stack

Defense and intelligence IT services with focus on cyber, analytics, and mission operations

IT Services and IT Consulting Reston, Virginia 501–1,000 employees Founded 1989 Public Company

GCI is a 501–1,000-person engineering and IT services firm built around defense, intelligence, and government mission work. The stack reveals infrastructure-heavy operations (Kubernetes, Terraform, CloudFormare, GitLab) paired with analytics depth (Tableau, Power BI, MATLAB) and embedded systems protocols (RS-232, CAN, I2C). Hiring is heavily skewed toward security (37 roles) and engineering (30 roles) with 67 senior-level placements — a seniority distribution that signals work on high-assurance systems where experience and clearance matter more than headcount velocity.

Tech Stack 115 technologies

Core StackConfluence ServiceNow Jira Tableau Power BI GitLab AWS Kubernetes Docker Ansible Terraform ArgoCD C++ Linux MATLAB Python CloudFormation Java Active Directory Excel Keycloak C RS-232 RS-422 RS485 I2C CAN AXI Microsoft Office Group Policy+84 more

AdoptingApache NiFi

What GCI Incorporated Is Building

◆Challenges

Mitigating cyber vulnerabilities
Complex operations
Situational awareness maintenance
Cyber risk mitigation
Improving access to critical networks
Technical business capture
Ensuring compliance with security frameworks
Identifying system data security vulnerabilities
Protecting sensitive information
Rapid data processing on disparate data sets

▲Active Projects

Implement llms in business processes
Installation of new and legacy devices
Specialized intelligence campaigns
Processing platform
Continuity of operations plans (coop)
Ci/cd pipeline improvement in kubernetes
Linux system integration for application teams
Rapid data processing systems for disparate data sets
Robust ci/cd pipeline
New software tools to extend or replace existing capabilities

Hiring Activity

Accelerating95 roles · 55 in 30d

Department

Security

37

Engineering

30

Operations

11

Ops

8

Data

2

Legal

1

Logistics

1

Seniority

Senior

67

Mid

18

Junior

2

Manager

2

Principal

1

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About GCI Incorporated

GCI provides engineering, IT services, and mission solutions to defense and intelligence customers. The company specializes in data analytics, cyber operations, systems integration, targeting analysis, and training. Their project portfolio spans CI/CD pipeline hardening in Kubernetes environments, legacy device integration, rapid processing of disparate intelligence data sets, and LLM integration into business workflows. Pain-point data indicates sustained focus on cyber vulnerability mitigation, compliance, network access controls, and secure data handling — consistent with government contracting requirements. The firm is public and headquartered in Reston, Virginia.

HeadquartersReston, Virginia

Company Size501–1,000 employees

Founded1989

Hiring MarketsUnited States

Frequently Asked Questions

What is GCI's tech stack?

GCI uses Kubernetes, Docker, Terraform, and CloudFormation for infrastructure; Tableau and Power BI for analytics; GitLab and Jira for development workflow; ServiceNow for operations; plus embedded protocols (RS-232, CAN, I2C) and languages like C, C++, Python, Java, and MATLAB.

What is GCI working on?

Active projects include LLM integration into business processes, CI/CD pipeline improvements in Kubernetes, Linux system integration, rapid data processing platforms for disparate datasets, legacy device installation, and continuity-of-operations planning.