echoloc/ Companies/ Harmonia Holdings Group, LLC

Company profile

Harmonia Holdings Group, LLC Tech Stack

Federal IT modernization, cloud migration and cybersecurity contractor

Software Development McLean, VA 201–500 employees Founded 2006 Privately Held

Harmonia is a McLean-based federal IT services firm modernizing legacy government systems onto cloud-native platforms, with a stack spanning Java/Spring Boot, AWS, Jenkins/CloudBees and network security tooling from Palo Alto, Fortinet and Cisco. Palantir is the one technology being adopted, tied directly to a DHS mission-system migration. Accelerating, lead- and senior-heavy engineering hiring points to delivery capacity being built for new program work.

Tech Stack 90 technologies

Core StackJava SonarQube Jenkins Oracle PostgreSQL DynamoDB AWS CloudWatch AWS Lambda Palo Alto Networks Cisco VMware Fortinet jQuery React Angular Vue Docker SQL Server Spring Boot CloudBees Panorama OSPF Wireshark tcpdump Cisco ASA JPA Docker Compose NIST MITRE ATT&CK+59 more

AdoptingPalantir

What Harmonia Holdings Group, LLC Is BuildingChallenges and projects from their job posts

◆Challenges

Modernizing complex legacy government applications
Winning federal IT services contracts at higher rates
Expanding presence across civilian agencies
Meeting FedRAMP and RMF compliance requirements
Orchestrating multi-contractor program delivery

▲Active Projects

Modernizing DHS mission systems on Palantir
Cloud-native ecosystem transformation and development
VA program cloud security architecture
DevSecOps implementation
Application transformation initiative

Hiring Activity

Accelerating7 roles · 6 in 30d

Department

Engineering

Sales

Security

Seniority

Lead

Senior

Junior

Companies like Harmonia Holdings Group, LLC

2,000+ Software Development companies running Java and Spring Boot

See the full list

About Harmonia Holdings Group, LLC

Harmonia Holdings Group is a privately held technology services company founded in 2006 and headquartered in McLean, Virginia, with 201–500 employees. It works for US federal agencies across AI and data science, cloud and infrastructure, IT modernization and cybersecurity. Program work referenced in its hiring includes DHS mission systems and VA cloud security architecture, and the company is pursuing growth among civilian agencies. The company has rebranded as Revolutional.

HeadquartersMcLean, VA

Company Size201–500 employees

Founded2006

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Harmonia Holdings Group use?

Java, Spring Boot, React, Angular, PostgreSQL, Oracle, SQL Server, DynamoDB, AWS (Lambda, CloudWatch), Docker, Jenkins, CloudBees and SonarQube, plus Palo Alto, Fortinet and Cisco security tools.

Does Harmonia use Palantir?

Harmonia is adopting Palantir, with job posts describing modernization of DHS mission systems onto the Palantir platform.

What is Harmonia Holdings Group working on?

Current work includes an application transformation initiative, DHS mission system modernization to Palantir, DevSecOps implementation, cloud-native development and VA program cloud security architecture.

Similar Companies in Software Development

Other companies in the same industry, closest in size

Centro Tecnológico del Notariado

Software Development

How this profile is built

Harmonia Holdings Group, LLC's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.