Sirius is a transatlantic Open Source business based in the USA with clients worldwide, and serving EMEA from our UK subsidiary.

We work with household name Companies, Government, Military, Education, SMEs and Third-Sector Organisations around the World.

Sirius provides best-of-breed enterprise-class support, consulting, systems integration, training and managed services across the entire Enterprise Open Source software stack.

Founded in the United Kingdom in 1998, we have grown organically and provide our Open Source professional services to household names in both Private and Public sectors... around the clock... 365 days a year.

Consultancy, Project Work and Systems Integration, Training, Support, Managed Services and Outsourcing - Sirius provide everything the Enterprise needs to be successful with Open Source.

If your passion is Open Source, and you can see yourself part of an astonishingly successful, fast-growing, globally distributed team, you need to join us!