echoloc

Open Systems Technologies Corporation Tech Stack

Enterprise security solutions for Fortune 500 and government infrastructure

IT Services and IT Consulting Gainesville, Virginia 51–200 employees Founded 1996 Privately Held

Open Systems Technologies builds custom security infrastructure for large enterprises and government agencies, operating a mature engineering org with deep expertise in threat prevention, penetration testing, and secure system design. The tech stack—Splunk, Sentinel, CyberArk, Kafka, Kubernetes, and Oracle—reflects a focus on detection and remediation at scale. Current hiring velocity is accelerating, with security roles (13 open) outpacing engineering (10), a composition that tracks their active penetration testing and cyber threat prevention initiatives.

Tech Stack 134 technologies

Core StackJava C++ Oracle Database Active Directory VMware Cisco Kafka MongoDB Apache NiFi Kubernetes Helm AWS Docker Bitbucket Jenkins Python JavaScript Node.js Scala Splunk Enterprise Security Microsoft Sentinel CyberArk Spring Boot Mockito Lombok OpenAPI Gradle ActiveMQ Groovy Perl+104 more

What Open Systems Technologies Corporation Is Building

Challenges

  • Addressing interoperability issues
  • Preventing cyber threats
  • Enterprise-wide security
  • Vulnerability remediation
  • Complex system performance and security requirements
  • Distributed data replication challenges
  • Maintaining patch compliance
  • Supporting large soc environment
  • Automating manual processes
  • Improving software delivery speed

Active Projects

  • Cyber threat prevention program
  • Penetration testing initiative
  • Physical pentest and social engineering analysis
  • Verification testing of software releases
  • Adding advanced capabilities to operational system
  • Secure networking environment design
  • Secure enclave environment integration
  • Network requirements analysis for doj
  • Automation of switch and firewall deployment

Hiring Activity

Accelerating25 roles · 20 in 30d

Department

Security
13
Engineering
10
Support
1

Seniority

Senior
10
Mid
9
Junior
3
Lead
1
Principal
1
Company intelligence

Find more companies like Open Systems Technologies Corporation by tech stack, pain points and active projects

Get started free

About Open Systems Technologies Corporation

OST is a privately held security solutions firm founded in 1996, headquartered in Gainesville, Virginia, serving Fortune 500 companies and government entities. The company delivers software development, systems integration, and enterprise security services, with particular strength in identity and access management, threat detection, and secure network design. OST maintains PMI and CMMI certifications and operates across 51–200 employees, primarily based in the United States.

HeadquartersGainesville, Virginia
Company Size51–200 employees
Founded1996
Hiring MarketsUnited States

Frequently Asked Questions

What is Open Systems Technologies' tech stack?

OST uses Splunk Enterprise Security, Microsoft Sentinel, CyberArk, Kafka, Kubernetes, Docker, Jenkins, Oracle Database, and Active Directory, with languages spanning Java, C++, Python, JavaScript, and Scala.

What is Open Systems Technologies working on?

Active projects include cyber threat prevention programs, penetration testing initiatives, secure network and enclave environment design, software release verification, and automation of network infrastructure deployment.

How this profile is built

Open Systems Technologies Corporation'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.