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Added 57 mins ago
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Lead Principal Network Developer - Internet Edge
Oracle
Seattle, WA · Reston, VA · Redwood City, CA · Santa Clara, CA · Nashville, TN
- $126,200 to $264,100 USD / year
Lead Principal Network Engineer - Internet Edge
Added 57 mins ago
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Lead Principal Core Infrastructure Engineer
Oracle
Nashville, TN · Seattle, WA
- $146,300 to $306,400 USD / year
As a Lead Principal Core Infrastructure Engineer on Oracle's Strategic Customer Engineering team, you will play a critical role in driving complex technical initiatives across Oracle Cloud…
Added 1 hour ago
Principal Engineer Systems RQ-4 FMS IFC Manager
Northrop Grumman
San Diego
Northrop Grumman Aeronautics Systems has an opening for a Principal Systems Engineer - RQ-4 FMS IFC Manager to join our team of qualified, diverse individuals within our Systems Engineering…
Added 1 hour ago
Principal/Senior Principal Space Systems Engineer Mission Architect*
Northrop Grumman
Chantilly
…substantial experience or demonstrated technical depth in spacecraft engineering, space mission design, mission analysis, or mission operations and apply that expertise to complex,…
Added 1 hour ago
Principal / Sr Principal Engineer Systems Modeling Simulation
Northrop Grumman
San Diego · Palmdale
Northrop Grumman Aerospace Systems has an opening for a Senior Principal or Principal Engineer Systems Modeling and Simulation, to join our team of qualified, diverse individuals. This…
Added 1 hour ago
FPGA Engineer (Level 2 or 3)
Northrop Grumman
Cincinnati
…programs, including requirements generation, hardware-selection, software development, and system integration and test. Programs at Northrop Grumman in Cincinnati are engineering intensive,…
Added 1 hour ago
Systems Engineer or Principal Systems Engineer
Northrop Grumman
Ocean Springs
This position can be filled as a Systems Engineer or Principal Systems Engineer
Added 1 hour ago
Principal/Senior Principal Electromechanical Engineer
Northrop Grumman
Baltimore
We are looking for you to join our team as a Principal/Senior Principal Electromechanical Engineer based out of Linthicum, MD.
Added 1 hour ago
Principal/Senior Principal Space Systems Engineer Interface Management*
Northrop Grumman
Chantilly
Northrop Grumman Space Systems in Chantilly, Virginia, is seeking an experienced Space Systems Engineer to join the rapidly growing Space Superiority Division.
Added 1 hour ago
Principal Engineer Software
Northrop Grumman
Melbourne
This requisition may be filled as an Principal Engineer Software Quality or Principal Engineer Software
Added 1 hour ago
Principal Engineer Test
Northrop Grumman
Salt Lake City
Northrop Grumman Mission Systems (NGMS) offers a challenging career opportunity as a Principal Test Engineer in our Operations Electronics & Avionics Engineering team at our Salt Lake City,…
Added 1 hour ago
Engineer Software / Principal Engineer Software
Northrop Grumman
Los Angeles
We are looking for you to join our team as a Software Engineer / Principal Software Engineer based out of Woodland Hills, CA. As a Software Engineer at Northrop Grumman Mission Systems you…
Added 1 hour ago
Principal or Sr Principal Systems Administrator - Workflow Engineer (AHT)
Northrop Grumman
Aurora
Northrop Grumman Space Systems Sector’s Central Region Software Engineering organization is seeking a Principal or Sr Principal Systems Administrator \- Workflow Engineer to support…
Added 1 hour ago
Principal/Senior Principal Space Systems Engineer Software Test*
Northrop Grumman
Chantilly
Northrop Grumman Space Systems in Chantilly, Virginia, is seeking an experienced Space Systems Engineer to join the rapidly growing Space Superiority Division.
Added 1 hour ago
Sr. Principal System Engineer - NATO IFC Lead
Northrop Grumman
San Diego
Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Systems Engineer to join our team of qualified, diverse individuals within our Systems Engineering organization,…
Added 1 hour ago
Sr Principal Chief Engineer
Northrop Grumman
Baltimore
This IPT Lead will be required to lead an engineering team working to transition designs to production for a very important sector priority program with many time-critical elements and high…
Added 1 hour ago
Industrial Engineer / Principal Industrial Engineer
Northrop Grumman
Sunnyvale
Northrop Grumman Mission Systems is looking for you to join our team as an Industrial Engineer / Principal Industrial Engineer based out of Sunnyvale, CA.
Added 1 hour ago
Principal / Sr. Principal Systems Engineers - I&T - 2nd Shift
Northrop Grumman
Baltimore
Basic Qualifications for a Principal Systems Engineer – Integration & Test
Added 1 hour ago
Architectural Facilities Engineer - Level 3 or 4
Northrop Grumman
Clearfield
In this position the Principal Facilities Engineer or Senior Principal Facilities Engineer will plan, design and oversee the reconfiguration, maintenance, and alteration of equipment,…
Added 1 hour ago
Principal Mechanical Ground Support Equipment (MGSE) Engineer (Level 3)
Northrop Grumman
Redondo Beach
Northrop Grumman, Western Region Manufacturing and Operations, Mechanical & Environmental Test Engineering Dept (M&ETE), has an opening for a Principal Mechanical Ground Support Equipment…
Added 1 hour ago
Principal Systems Engineer
Motorola Solutions, Inc.
NC · GA · AL · IL · SC · OH · TX · MS · IN · WI · KS
As a Principal Systems Engineer, you will lead the design and implementation of solutions for Motorola’s ASTRO 25 and adjacent technologies for DOD and Federal Government agencies. We are…
Added 1 hour ago
Principal Systems Engineer
Motorola Solutions, Inc.
KY · NC · GA · FL · IL · SC · NM · OH · TX · AZ · IN · TN
As a Principal Systems Engineer, you will lead the design and implementation of solutions for Motorola’s ASTRO 25 and adjacent technologies for DOD and Federal Government agencies. We are…
Added 1 hour ago
AI Lead Developer
Family Dollar
Chesapeake, VA
The AI Lead Developer is a hands-on “builder” role, and a senior technical staff engineer who can lead a team of developers and can also builds new AI applications and software including…
Added 1 hour ago
AI Developer
Family Dollar
Chesapeake, VA
The AI Developer Engineer is responsible for developing new AI applications and software including agentic AI applications, analytical solutions and pilot new ideas for deployment. This…
Added 1 hour ago
Principal Engineer, Autonomy Evaluation
General Motors LLC
Remote, United States
As a Principal Engineer in Autonomy Evaluation, you will own how we evaluate the autonomous driver, from overall driving behavior down to individual subsystems. You'll take on questions…

Fidelity Technology Group, LLC

Principal AI/ML Engineer

Westlake, TX, United States

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Job details

Apply by: Dec 15, 2026
Posting language: English
Posted: Nov 4, 2026

Original job description

Fidelity will not provide immigration sponsorship for this position.

Job Description:

Position Description:

Builds and maintains large scale Machine Learning (ML) infrastructure, ML, data, and application pipelines, and evaluates ML models, using Apache Spark and distributed data processing frameworks. Establishes Python ML ecosystem using Object Oriented Programming (Java, Scala, and Python), SQL, and Unix scripting. Leverages data movement technologies (Extract, Transform, Load (ETL)/ Extract, Load, Transform (ELT)), messaging and streaming technologies (AWS SQS, Kinesis, and Kafka), relational and NoSQL databases (DynamoDB, EKS, and Graph databases), and Application Programming Interface (API) and in-memory technologies. Develops highly scalable distributed systems using Open-source technologies and Continuous Integration/Continuous Delivery (CI/CD) tools. Uses business knowledge to translate the vision for divisional initiatives into business solutions by developing complex ML infrastructure and conducting studies of alternatives. Analyzes and recommends changes in project development policies, procedures, standards, and strategies to development experts and management.

Primary Responsibilities:

Builds sophisticated analytics, ML platforms, and software to enable moderl prediction and optimization.
Develops highly scalable distributed systems and software applications using open-source technologies.
Extends existing ML platforms and frameworks for scaling model training and deployment.
Partners closely with business and software engineering teams to drive the adoption and integration of model outputs.
Implements big data solutions in the data analytics space.
Plans, creates, and maintains data architectures that are fully align with business requirements.
Builds data flow channels and processing systems to ETL and integrate data from various sources.
Confers with systems analysts and software engineers/developers to design systems and obtain information on project limitations and capabilities, performance requirements, and interfaces.
Develops software system testing and validation procedures, programming, and documentation.
Advises senior management on technical strategy.
Mentors junior team members.
Performs independent and complex technical and functional analysis for multiple projects supporting several divisional initiatives.
Plans and coordinates complex project schedules and assignments for multiple projects.
Responsible for meeting project goals on-time and on-budget.

Education and Experience:

Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal AI/ML Engineer (or closely related occupation) executing cloud computing functions for distributed systems, including architecting CI/CD pipelines, building large scale data processing and analytics platforms, and developing advanced monitoring and observability systems in AWS.

Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal AI/ML Engineer (or closely related occupation) executing cloud computing functions for distributed systems, including architecting CI/CD pipelines, building large scale data processing and analytics platforms, and developing advanced monitoring and observability systems in AWS.

Skills and Knowledge:

Candidate must also possess:

Demonstrated Expertise architecting, designing, and building scalable big data frameworks and analytics platforms, using Apache Spark and Kubernetes; developing and optimizing EMR workloads on EKS to support petabyte-scale datasets; and increasing platform scalability and performance by conducting testing and analysis, using AWS services (including EMR, EKS, Lambda, CloudWatch, and SQS) in a Cloud-native environment.
Demonstrated Expertise designing, implementing, and maintaining CI/CD pipelines for distributed systems, using Git repositories and AWS CDK; automating deployment workflows and monitoring, using AWS CloudWatch; and performing platform migration from on-premises systems to AWS Cloud infrastructure, ensuring scalability and reliability in a production environment.
Demonstrated Expertise conducting advanced research in AI and ML, focusing on Reinforcement Learning (RL); developing novel AI algorithms using advanced RL methods -- Monte Carlo Tree Search for decision making in multi-agent systems environment; and implementing and validating RL models in a simulation environment, using Java, Python, and JMonkey Game Engine to improve safety and scalability.
Demonstrated Expertise designing and developing real-time simulation platforms for testing and validating novel AI algorithms; implementing multi-agent RL models in large-scale simulations using Java-based 3D engines; and running simulation experiments to evaluate model performance and safety metrics, contributing to peer-reviewed publications and advancing multi-agent autonomous systems research.

[Expertise may be gained during doctoral program.]

#PE1M2

Fidelity’s Onsite Working Model Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:

Category:

Information TechnologyPlease be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

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More about this job

Skills

ML
Machine learning
Apache Spark
Process data
Python
Object-oriented programming
Oracle Java
Scala
SQL
UNIX
Data engineering
AWS
Apache Kafka
NoSQL
Amazon DynamoDB
ICT system programming
CI/CD
Business knowledge
Perform studies and field investigation
Data analysis
Documentation
Computer science
Computer technology
Cloud computing
Kubernetes
EMR
Git
Research
Decision making
Digital game creation systems
Securities

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