AllSTEM Connections | 208,610 followers on LinkedIn. AllSTEM Connections is a full-service employment company that focuses on careers that are within STEM (Science, Technology, Engineering, and Mathematics) fields. HELPING CAREER SEEKERS Our Talent Engagement Agents take the time to understand your career progression and achievements to connect you with the right opportunity. FINDING GREAT EMPLOYEES AllSTEM Connections provides temporary, temporary–to–hire, direct placement and independent consultant services.