Operating Systems Companies Hiring Now

Umbrel builds personal home cloud servers and an operating system that makes self-hosting accessible for everyone.

Parallels is a technology company that develops desktop virtualization and cross-platform solutions, enabling users to run multiple operating systems on a singl…

Lynx Software Technologies develops modular software platforms for building safety-critical and mission-critical systems in aerospace, defense, medical, automot…

Gateway Ticketing Systems provides integrated ticketing, CRM, admission control, and point-of-sale software to attractions and entertainment venues worldwide.

Ajax Systems manufactures security and automation devices for residential, commercial, and professional markets across 180+ countries.

OPSWAT provides cybersecurity solutions tailored to protect critical infrastructure, operational technology, and industrial control systems globally.

Critical Software engineers trusted, mission-critical technology for aerospace, defense, medical, energy, and other safety-critical industries, with over 1,400…

AMERICAN SYSTEMS is a 100% employee-owned federal government contractor founded in 1975, delivering IT and Engineering solutions to national priority programs a…

Defense engineering company delivering systems engineering, modeling, simulation, and testing solutions for complex defense applications.

Root Access is an applied AI company developing AI-native developer tools to help firmware and embedded engineers program mission-critical hardware systems.

Aitech designs and manufactures rugged embedded computing systems - SBCs, GPGPU modules, and integrated platforms - for military, aerospace, and space applicati…

GeoControl Systems provides research, engineering, and systems integration support to U.S. federal agencies including NASA, the Department of Defense, and their…

Otter provides a restaurant operations platform that unifies order management, point of sale, kitchen systems, and customer engagement tools for delivery and on…

A German engineering company in Bavaria that develops integrated hardware-software systems for aerospace and UAV applications, combining systems, software, and…

Empirical Systems Aerospace designs and manufactures electric and hydrogen-powered aircraft, unmanned systems, and related technologies for advanced air mobilit…

Milestone Systems develops video management software, cloud surveillance, and video analytics on an open platform, serving 500,000+ sites across six continents.

01 Systems is a Middle Eastern software provider, founded in 1986, offering digital transformation solutions including biometrics and signature verification to…

ZT Systems designs and builds server infrastructure, operating from locations in New Jersey, Seattle, and Taiwan to serve the digital infrastructure industry.

Arch Systems provides an AI-powered machine data platform for electronics and discrete manufacturers, turning factory-floor data into guided operational insight…

Pyramid Systems is an employee-owned federal IT contractor that modernizes mission-critical government systems through AI, cloud, DevSecOps, and cybersecurity s…