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Added 14 mins ago
*Guidance Navigation Control (GNC) Engineers - Level 3 - TS Cleared (AHT)
Northrop Grumman
Dulles, VA
Expand your horizons, advance your career, and contribute to a secure future for generations. Northrop Grumman’s Space Sector invites you to bring your pioneering spirit to our…
Added 14 mins ago
Systems Engineer - Scrum Master
Nightwing
Sterling, VA
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.…
Added 14 mins ago
SETA Systems Engineer (Mid)
Trinzic
Chantilly, VA
KBR is seeking a Systems Engineer (SETA) to support our customer. The Technical Professional (SETA) provides systems engineering and analytical support to help inform national security…
Added 14 mins ago
Senior Detection Engineer
Nightwing
Arlington, VA
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.…
Added 14 mins ago
Software Engineer, Machine Learning RecSys
Meta
Richmond, VA
Software Engineer, Machine Learning RecSys Responsibilities:
Added 1 hour ago
Senior Software Engineer (Data Engineering)
Workday, Inc.
CA · GA
You are a highly motivated and skilled Software engineer with a passion for data engineering and machine learning. You strive to apply technology to drive real impact on Workday's business…
Added 2 hours ago
UO
Guidance, Navigation, & Control Systems Test Engineer
University of Colorado Denver
Boulder, CO
- $34,986 USD / year
LASP is looking for a Guidance, Navigation, & Control (GNC) Systems Test Engineer to join the spacecraft team for a deep space mission that will tour the inner solar system and explore the…
Added 2 hours ago
BA
Systems Engineer, Senior
Booz Allen Hamilton
Aurora, CO
- $86,800 to $198,000 USD / year
As a leader in systems engineering, we are looking for you to solve complex problems and shape national security space systems by leading agile systems engineering and integration efforts.…
Added 2 hours ago
P
Electrical Engineer Manager
Pfizer
Groton, CT
- $99,200 to $165,400 USD / year
…for 24x7x365 electrical generation, distribution, and control systems supporting critical site utility infrastructure and systems within highly technical laboratory and manufacturing…
Added 3 hours ago
Sr Principal Engineer - HSE Global Facilities Delivery
Lilly
Pleasant Prairie, WI
…and C&Q is completed, this role will transition to a site HSE operations role to support the manufacture of…
Added 3 hours ago
UO
Electrical Engineer - Early Career
University of Colorado Denver
Boulder, CO
- $34,986 USD / year
…projects that span analog and digital circuit design, embedded systems, FPGA development, electrical ground support equipment (EGSE), and spacecraft instrumentation. You will contribute to…
Added 3 hours ago
Security Architect II
ICW Group
San Diego, CA
…our journey as we strive to transform the insurance carrier space. We're proud to be in business for over 50 years, and its change agents like yourself that will help us continue to deliver…
Added 3 hours ago
CI/CD Pipeline Administrator (Engineer Systems 3)
HII
Port Hueneme, CA
…fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of…
Added 5 hours ago
Engineer Planning Analyst 3 - 30543
HII
Bremerton, WA
…fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of…
Added 6 hours ago
RS
Spacecraft Avionics Lead (will consider all senior levels) (Electronics Engineer
Redwire Space, Inc.
Littleton, CO
- $31,533 USD / year
Redwire Space Missions has an exciting opportunity for a Spacecraft Avionics Lead (all senior levels) at our Littleton, CO facility. In this role, you'll be responsible for the technical…
Added 8 hours ago
Electronic Warfare DevOps Engineer
Dynetics, Inc
Huntsville, AL
Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense…
Added 9 hours ago
Manufacturing Engineer 2 - Unmanned Underwater Vehicles (UUV) 31057
Huntington Ingalls Industries
Pocasset, MA
The Manufacturing Engineer II supports the development, documentation, and execution of manufacturing processes for Unmanned Underwater Vehicles (UUVs) in a defense contracting environment.…
Added 9 hours ago
Manufacturing Engineer 3 - 31037
HII
Pocasset, MA
The Senior Manufacturing Engineer leads the development, implementation, and sustainment of manufacturing processes for Unmanned Underwater Vehicles (UUVs) in a defense contracting…
Added 10 hours ago
Senior Process Engineer
Leidos
Huntsville, AL
We are seeking a motivated, hands-on Senior Process Engineer to play a key role in the development, implementation, and ramp-up of a new, state-of-the-art electronics manufacturing…
Added 10 hours ago
First Article Inspection Systems Engineer- Mid Level
Leidos
Huntsville, AL
Your Mission: Support the systems engineering team by developing FAI documentation and criteria, and helping coordinate the inspection event with the production element. You'll collaborate…
Added 10 hours ago
Process Engineer
Leidos
Huntsville, AL
We are seeking a motivated, hands-on Process Engineer to support in the development, implementation, and ramp-up of a new, state-of-the-art electronics manufacturing facility. This position…
Added 10 hours ago
Systems Engineer Senior (Level 3)
Lockheed Martin
Highlands Ranch, CO
Come join Lockheed Martin’s systems engineering team supporting multiple programs associated with the Space Development Agency. This critical initiative will provide communication, missile…
Added 10 hours ago
Algorithm Software Engineer - Level 3 or 4 (AHT)
Northrop Grumman
Boulder, CO
Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Algorithms Software Engineer – Level 3…
Added 10 hours ago
Systems Engineering, Integration and Test Engineer
Auria (Boecore LLC)
Colorado Springs, CO
Auria is seeking a Systems Engineering & Integration Engineer to support the full development lifecycle of a portable SATCOM system. This role will be responsible for applying systems…
Added 10 hours ago
Systems Architect, Staff Principal
Kratos Defense & Security Solutions, Inc.
Colorado Springs, CO
…our actions - always striving to do the right thing. Kratos Space Federal is seeking an experienced, motivated Systems Architect, Staff Principal who will help lead Satellite Ground Systems…

Software Engineer, Machine Learning RecSys

Richmond, VA, United States

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Job details

Posting language: English
Posted: Sep 23, 2026

Original job description

Summary:

Meta is seeking talented Machine Learning engineers to join our teams in building cutting-edge products, with the mission of connecting billions of people around the world. As a member of our team, you will have the opportunity to work on complex technical problems, build new features, and improve existing products across various platforms, including mobile devices and web applications. Our teams are constantly pushing the boundaries of user experience, and we're looking for engineers who can help us advance the way people connect globally. If you're interested in joining a team and working on exciting projects that have a significant impact, we encourage you to apply.

Required Skills:

Software Engineer, Machine Learning RecSys Responsibilities:

Collaborate with cross-functional teams (product, design, operations, infrastructure) to build innovative application experiences
Implement custom user interfaces using latest programming techniques and technologies
Develop reusable software components for interfacing with back-end platforms
Analyze and optimize code for quality, efficiency, and performance
Lead complex technical or product efforts and provide technical guidance to peers
Architect efficient and scalable systems that drive complex applications
Identify and resolve performance and scalability issues
Work on a variety of coding languages and technologies
Establish ownership of components, features, or systems with expert end-to-end understanding

Minimum Qualifications:

3+ years of experience in software engineering or a relevant field. 2+ years of experience if you have a PhD
2+ years of experience in one or more of the following areas: machine learning, recommendation systems, artificial intelligence, or a related technical field
Experience with scripting languages such as Python, Javascript or Hack
Experience with developing machine learning models at scale from inception to business impact
Knowledge developing and debugging in C/C++ and Java, or experience with scripting languages such as Python, Perl, PHP, and/or shell scripts
Track record of setting technical direction for a team, driving consensus and successful cross-functional partnerships
Proven experience designing, building, or deploying recommendation systems (e.g., collaborative filtering, content-based, hybrid approaches, personalization at scale)
Experience building and shipping high quality work and achieving high reliability
Experience improving quality through thoughtful code reviews, appropriate testing, proper rollout, monitoring, and proactive changes
Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience

Preferred Qualifications:

Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies
Publications in top-tier conferences/journals, patents, or open-source contributions in the recommendations or LLM space
Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)
Experience with scripting languages such as Pytorch and TensorFlow
Exposure to architectural patterns of large scale software applications
Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)
Hands-on experience working with large language models (LLMs), such as BERT, GPT, or similar architectures, including fine-tuning, integration, or application in production environments
Master's degree or PhD in Computer Science or another ML-related field

Public Compensation:

$183,997/year to $257,000/year + bonus + equity + benefits

Industry: Internet

Equal Opportunity:

Meta is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Meta participates in the E-Verify program in certain locations, as required by law. Please note that Meta may leverage artificial intelligence and machine learning technologies in connection with applications for employment.

Meta is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at accommodations-ext@meta.com.

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More about this job

Skills

Machine learning
Artificial intelligence
Python
JavaScript
Debugging
C
C++
Oracle Java
Perl
PHP
Computer science
Computer engineering
PyTorch
TensorFlow
Hazard assessment
ML

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