Principal Research Scientist, Database Systems

MongoDB

Remote

Quick summary

Work type
Remote
Location
Remote
Salary
$203,000–$399,000 / yr
Posted
13 days ago

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $162k
This role $301k
$76k most similar roles pay here $434k

This role pays more than 99% of similar roles. Most pay $126,800–$196,793 — the shaded band above. At the midpoint, this role pays about $301k versus about $162k for comparable roles.

Based on 240 similar postings.

Employer

About MongoDB

MongoDB is a leading American software company that develops and provides commercial support for a popular, source-available document database. Designed to handle unstructured and structured data natively, its platform is purpose-built for modern cloud applications, analytics, and AI experiences.

MongoDB currently has 287 open roles on FindRole.

Listed pay typically runs $126,500–$209,000 across 104 roles with salary data.

Most-posted roles

View all roles at MongoDB

At a glance

TL;DR · Principal Research Scientist, Database Systems

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Join MongoDB Research as a Senior Database Systems Researcher to lead innovative advancements in database technology. This role involves conducting cutting-edge research in areas like query optimization and storage engines, designing prototypes that leverage modern hardware features such as SIMD parallelism and GPU acceleration, and collaborating with engineering teams to integrate these innovations into commercial products. You will also publish influential papers at top-tier conferences and build a team of 2-3 researchers over the next year while mentoring junior staff. Ideal candidates hold a Ph.D. in Computer Science or related fields, have extensive experience in database systems and distributed computing, and possess expertise in query optimization, high-performance architectures, and empirical research methodologies. This position requires strong analytical skills and the ability to foster collaboration across teams within MongoDB’s dynamic environment.

Skills

Python C++ SQL NoSQL MongoDB Query Optimization Storage Engines Indexing Multicore Processing SIMD GPU Acceleration Performance Engineering Database Architecture Research Prototyping CI/CD Mentorship Collaboration VLDB SIGMOD

What you'll do

  • Conduct innovative research in query optimization and storage engines.
  • Design prototypes for novel database systems leveraging modern hardware features.
  • Publish influential research outcomes in top-tier conferences and journals.
  • Mentor junior researchers to build a Database Systems research group.
  • Collaborate with Engineering teams to implement cutting-edge research solutions.
  • Identify opportunities for research impact on the company’s database roadmap.

What we're looking for

  • Ph.D. in Computer Science or related field with specialization in database systems.
  • Over 12 years of experience in large-scale software development, including databases and distributed systems.
  • Strong publication record in top-tier database and systems conferences/journals.
  • Expertise in query optimization, efficient data structures, and high-performance database architectures.
  • Background in performance engineering, hardware-aware optimizations, and database engine internals.
  • Experience building research prototypes and conducting empirical studies to validate theoretical models.

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