PENNYMAC · 19 hours ago
Senior AI Engineer – Generative AI & Agentic Systems
Westlake Village, CA
Full-time
Onsite
Mid, Senior Level
$90K/yr - $150K/yr
5+ years expPennymac is a specialty financial services firm focused on the U.S. mortgage market, and they are seeking a highly experienced Senior AI Engineer to develop and deploy cutting-edge AI/ML solutions. The role involves mentoring a team of engineers and leveraging the latest AI technologies to provide best-in-class tools for employees and customers.
BankingFinanceFinancial ServicesLendingMortgage
Hiring Manager
Chiji O.
Responsibilities
Design and implement AI/ML solutions on AWS Bedrock and Google Vertex AI, including model selection, training, optimization, and deployment
Utilize AWS services (e.g., EC2, S3, Lambda, SageMaker) and GCP services (e.g., Compute Engine, Cloud Storage, BigQuery, Vertex AI) to build and manage scalable cloud infrastructure for AI/ML workloads
Develop and optimize high-performance machine learning models using Python and relevant libraries such as TensorFlow, PyTorch, and spaCy for predictive analytics and NLP
Implement and manage MLOps practices to ensure efficient model development, deployment, monitoring, and retraining within the IDP pipeline
Demonstrate proficiency in utilizing AWS Bedrock services (e.g., Titan FMs, foundation models) and Google Vertex AI services (e.g., Vertex AI Workbench, pre-trained APIs)
Design and implement robust data pipelines for efficient data ingestion, preprocessing, and feature engineering
Identify and resolve performance and scalability issues in models and infrastructure to improve the accuracy and efficiency of tools in production
Collaborate with cross-functional teams (e.g., product management, data science, software engineering) to deliver impactful solutions that meet business requirements
Participate in code reviews and provide technical guidance to peers on best practices and latest technology trends
Work with DevOps teams to ensure continuous delivery of the product using agile methodology
Stay abreast of the latest advancements in AI/ML, NLP, computer vision, and cloud technologies to evaluate new techniques that enhance our AI solutions
Qualification
Required
Bachelor's degree or equivalent work experience
5+ years of relevant work experience
FinTech or Mortgage Domain knowledge
Experience in Evaluation Driven Development
Experience in Agile/SCRUM using Jira
Experience with feature flagging and service/API semantic versioning
Experience building and maintaining effective relationships with product managers, architects, technical leads, and business stakeholders
Deep understanding of AI agentic programming
Deep understanding of machine learning algorithms
Deep understanding of natural language processing (NLP)
Deep understanding of computer vision
Deep understanding of AWS and GCP cloud technologies
Deep understanding of MLOps practices
Strong communication skills
Benefits
Comprehensive Medical, Dental, and Vision
Paid Time Off Programs including vacation, holidays, illness, and parental leave
Wellness Programs, Employee Recognition Programs, and onsite gyms and cafe style dining (select locations)
Retirement benefits, life insurance, 401k match, and tuition reimbursement
Philanthropy Programs including matching gifts, volunteer grants, charitable grants and corporate sponsorships
Company
PENNYMAC
Pennymac is a home loan lending company that offers financial services.
1001-5000 employees
H1B Sponsorship
PENNYMAC 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
Represents job field similar to this job
Trends of Total Sponsorships
2025 (48)
2024 (42)
2023 (33)
2022 (44)
2021 (65)
2020 (34)
Funding
Current Stage
Public CompanyTotal Funding
$2.33B2025-12-11Post Ipo Debt· $75M
2025-08-07Post Ipo Debt· $650M
2024-05-20Post Ipo Debt· $850M
Leadership Team
Amar Nadig
Senior Vice President of Enterprise Data
Kevin Ryan
Senior Managing Director and Chief Strategy Officer
Recent News
MarketScreener
2025-12-20
2025-12-16
2025-11-06
Company data provided by crunchbase