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Green Expert Technology Inc. (GreenXT) Tech Stack

Defense contractor delivering system engineering and project management to Navy and federal agencies

Information Technology & Services Haddonfield , NJ 51–200 employees Founded 2011 Privately Held

GreenXT is a 51–200-person defense and federal consulting firm founded in 2011, operating primarily as a systems integrator for naval and weapons platforms. The tech stack—Siemens, Rockwell Automation, Oracle, Visual Studio—reflects heavy dependence on enterprise engineering and legacy industrial control systems. Hiring velocity is accelerating with 20 roles posted in the last 30 days, concentrated almost entirely in engineering (24 of 28 open positions), signaling scaling of program delivery capacity rather than business-function expansion.

Tech Stack 15 technologies

Core StackSiemens JavaScript Oracle Linux Visual Studio SQL Server Microsoft Office Rockwell Automation Bedrock Eaton Honeywell HTML Windows UNIX Visual Basic

What Green Expert Technology Inc. (GreenXT) Is Building

◆Challenges

Obsolescence engineering deficiencies
Navy technological challenges
Ensuring accuracy of parm submissions
Supporting funding execution for new weapons systems
Compliance with subsafe
Managing gfe financial management
Vendor oversight
New capabilities
Ship modernization efforts
Implementing cybersecurity measures in navy vessels

▲Active Projects

Ship change documents (scds)
Machine alterations (machalts)
Integrated logistics support (ils) development
Nswcpd system engineering program
Fleet quarterly marine gas turbine program report
Scems program
Briefings on gfe financial management
Financial studies for new weapons systems
Shipboard integration testing, verification, and validation activities
Rmf package creation/submittal/validation

Hiring Activity

Accelerating30 roles · 20 in 30d

Department

Engineering

24

Finance

2

Security

2

Seniority

Mid

15

Senior

7

Junior

6

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About Green Expert Technology Inc. (GreenXT)

GreenXT provides technical consulting, systems engineering, and project management services to U.S. Navy, Department of Defense, and federal agencies. The company specializes in complex, multi-phase engineering programs—including shipboard integration, fleet modernization, logistics support, and compliance certification (SUBSAFE, RMF). Their project portfolio covers naval platform changes, machine alterations, propulsion system reporting, and cybersecurity integration on operational vessels. Based in Haddonfield, New Jersey, the firm operates as a private company with a consulting-driven delivery model.

HeadquartersHaddonfield , NJ

Company Size51–200 employees

Founded2011

Hiring MarketsUnited States

Frequently Asked Questions

What is GreenXT's tech stack?

GreenXT uses Siemens, Rockwell Automation, Honeywell, Eaton, Oracle, Microsoft Office, Windows, Linux, Visual Studio, and SQL Server—a mix of industrial controls, legacy enterprise platforms, and development tools typical of defense system integration.

What does GreenXT work on?

GreenXT manages Naval ship change documents, fleet maintenance reports, integrated logistics support, shipboard testing and integration, SUBSAFE compliance, cybersecurity on naval vessels, and financial studies for new weapons systems development.