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AI / Machine LearningHybrid

GenAI Python Developer - AWS & LLM

SES - Company

Reston, Fairfax County, ๐Ÿ‡บ๐Ÿ‡ธ United StatesFull-time - Lead (7-10 years)0 applicantsCloses Jun 20, 2026

Salary

USD 203,453 - 203,453 / year

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Job description

Job details

  • Location: Reston, Fairfax County
  • Work mode: Hybrid
  • Employment type: Full-time (Not an internship)
  • Salary: USD 203,453 per year

Role overview

SES is hiring a GenAI Python Developer for a hybrid position in Reston, Fairfax County. This role focuses on building and optimizing generative AI solutions using AWS services, large language models, and Python. The position requires 8+ years of software engineering experience with 2-3 years specializing in AI/ML engineering, ideally within financial services. This is a full-time W2 role with benefits, offering a competitive salary of $203,453 USD annually.

Job details

The role is hybrid, requiring 2-3 days onsite per week in Reston, VA. You will design, test, and refine prompts for large language models, leveraging AWS Sagemaker, Claude, and Sonnet. The position involves working with Python, SQL, and AWS data services to deliver production-grade AI/ML solutions. Salary is $203,453 USD per year.

Responsibilities

  • Design, test, and refine prompts for large language models including Claude and Sonnet
  • Build and deploy AI/ML solutions using AWS Sagemaker and data services
  • Develop Python-based applications integrating generative AI capabilities
  • Collaborate with cross-functional teams to deliver production AI systems
  • Optimize LLM performance and accuracy for business use cases

Requirements

  • 8+ years of software engineering experience, preferably in financial services
  • 2-3 years of hands-on AI/ML engineering experience
  • Strong programming skills in Python and SQL
  • Proficiency with AWS services, especially Sagemaker
  • Experience working with large language models and prompt engineering
  • Ability to work hybrid 2-3 days onsite in Reston, VA

Benefits

  • Competitive salary of $203,453 USD annually
  • Comprehensive W2 benefits package
  • Hybrid work flexibility
  • Opportunity to work with cutting-edge GenAI technologies

Keywords

PythonGenAIAWSSagemakerLLMClaudeSQLMachine LearningPrompt Engineering