Paramount · 1 month ago
Principal Machine Learning Engineer, Short-form
United States
Full-time
Remote
Lead/Staff
$245K/yr - $368K/yr
8+ years expParamount is on a mission to unleash the power of content and is seeking a Principal Machine Learning Engineer to define the technical direction for the Shortform pod. The role involves setting multi-quarter technical strategy, architecting systems for personalization of short-form experiences, and mentoring engineers while ensuring high-quality standards across the team.
Digital MediaLifestyleMedia and EntertainmentDigital EntertainmentEvents
Responsibilities
Set Technical Strategy: Own the multi-quarter technical roadmap for short-form ranking, candidate generation, and Post-training RL
Architect End-to-End Systems: Design the multi-stage ranking architecture spanning retrieval, ranking, re-ranking, and RL-based policy optimization
Advance reinforcement learning in production. Drive the use of post-training reinforcement learning techniques, including reward modeling, off-policy evaluation, and policy alignment to improve user satisfaction over long periods
Cross-Pod Influence: Partner with Content Understanding, ML Platform, Core Science, and Product to align short-form personalization with broader Discovery strategy
Operate at Scale: Ensure ranking pipelines are high-throughput, reliable, and observable in GCP using TensorFlow/PyTorch
Mentorship & Talent: Mentor IC1–IC3 engineers, set technical standards across the pod, and grow the next generation of senior ML talent
Mitigate Systemic Risk: Identify and resolve feedback loops, exposure biases, and filter-bubble dynamics in how short-form content is surfaced
Qualification
Required
Minimum: 8+ years of experience in MLE with a track record of setting technical direction for large-scale ranking or recommender systems
deep expertise in Reinforcement Learning, particularly Post-training RL and long-horizon reward modeling
proficiency in GCP, TensorFlow, and PyTorch; demonstrated ability to influence technical strategy across multiple teams
Preferred
Experience in video-first social or streaming apps
background in multi-modal signal processing
published work or recognized contributions in ranking, RL, or recommender systems
Benefits
Medical
Dental
Vision
401(k) plan
Life insurance coverage
Disability benefits
Tuition assistance program
PTO
Bonus eligible
Generous paid time off.
Opportunities for both on-site and virtual engagement events.
Unique opportunities to make meaningful connections and build a vibrant community, both inside and outside the workplace.
Company
Paramount
Paramount is a leading media and entertainment company that creates premium content and experiences for audiences worldwide.
10001+ employees
H1B Sponsorship
Paramount has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
100%
Represents job field similar to this job
Engineering and Development
Trends of Total Sponsorships
*2024 (2)
Funding
Current Stage
Late StageLeadership Team
Anna Priest
SVP, Head of Paramount+ UK & Ireland
Bartek Kozlowski
SVP of Software Engineering
Recent News
2026-07-11
Business Standard India
2026-07-11
2026-07-10
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