PitchMeAI Jobs
Reddit

Senior Staff Machine Learning Systems Engineer, Ads ML Platform

Reddit · Remote - United States

Posted 22 days ago

or apply directly on Reddit's site. We never take the application ourselves.

Is this posting real?

This role has been open
22 days
Reddit's roles stay open a median of 45 days
Reposted
No
Salary listed
No
0% of Reddit's roles list one
Ghost-job risk at Reddit
high
90 stale, 3 reposted of 150 open
Hiring momentum
259 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Reddit's own greenhouse board since 2026-08-03. Full hiring picture for Reddit.

About this role

As a Senior Staff Machine Learning Systems Engineer at Reddit, you will lead the technical strategy for the Ads ML engineer lifecycle, focusing initially on feature development and training iteration. Your role involves defining architecture standards, improving development velocity for ML engineers, and mentoring other engineers. You will also partner with various teams to enhance platform capabilities and ensure seamless integration from offline to online ML workflows.

Our read on this posting3.6out of 5
benefits
4/5
freshness
4/5
career value
5/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Reddit as an employer.

What you need

  • 8+ years of experience in infrastructure, distributed systems, ML platforms, data platforms, or large-scale backend systems
  • 4+ years building or operating production ML infrastructure, feature platforms, training data systems, experimentation systems, or large-scale data pipelines
  • Experience leading broad, ambiguous, multi-team platform initiatives from strategy through adoption
  • Experience building platforms used directly by ML engineers, data scientists, or product teams developing production ML systems
  • Deep experience in ML platform, feature platform, training data, experimentation, developer infrastructure, or distributed data infrastructure
  • Familiarity with distributed data and compute systems such as Spark, Flink, Kafka, Ray, Airflow, Iceberg, Kubernetes, BigQuery, Snowflake, Databricks, or similar technologies

What you get

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k with Employer Match
  • Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits

Worth weighing

  • No specific mention of remote work limitations beyond physical office locations
  • Salary range provided, but final offer amounts may vary based on multiple factors
  • Role may involve navigating complex, multi-team initiatives which could present challenges

Summarised from Reddit's posting. Read the full original.

Listed by Reddit on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

More roles at Reddit

All 150 open roles at Reddit →