Sandvine
Lots of positions all over the world. awarded 'best workplaces in Canada' 4 times :)
* Waterloo, ON, Canada (headquarter)
Director of Software - Engineering Team
Embedded engineers (FreeBSD,C,C++)
Network Support
Quality Assurance engineer (TCL)
* Bangalore, India
Embedded engineers (FreeBSD,C,C++)
Performance engineers (get what those embedded engineers 
did, and make it fly!)
EzChip engineers (Ezdesign, Ezdriver, EzSim, NPsl)
Java engineers (jboss, soap)
Technical writer
* UK (office location: London)
Sales engineer
* Latin America
Sales engineer
more at <a href="http://www.sandvine.com/careers/" >http://www.sandvine.com/careers/</a>
Ask HN: Who is Hiring? (March 2012)