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Director, Site Reliability Engineering

Fidelity Investments
United Statesfull_timeVerifiedPosted 23 Jul 2025

About the role

Job Description:

Position Description: 

 

Performs software development in public Cloud environments -- Amazon Web Services (AWS) and Azure. Operates and implements distributed and highly concurrent service-based architectures, including microservices, containerized services, and serverless architectures. Uses AWS as the Cloud platform, Python as the main development language, SQL as the data query language, Postgres as the Operational Data Store, AWS Lambda as the Compute Framework, Pydantic for data validation, Snowflake for Data Warehousing, and Microsoft PowerBI for reporting and analytics. Independently collects, analyzes, and gathers large amounts of data to propose and build advanced Machine Learning (ML) models. 

 

Primary Responsibilities: 

 

  • Works closely with developers and architects across the firm to influence the development of reliable products and the standardization of common solutions and best practices.  

  • Crafts, develops, and supports software solutions in multiple technology platforms, frameworks, and languages. 

  • Uses statistical modeling principles to understand incidents and identify new product opportunities. 

  • Creates statistical experiments to test products. 

  • Implements complex ML use cases using Big Data to drive production loads. 

  • Prototypes and implements ML models to support organizational needs. 

  • Develops unit and integration tests, validation procedures, programs, and documentation to ensure the quality of the products being created and data being processed and stored. 

  • Designs data models and data architecture used to support both reporting and data science use cases. 

  • Drives operational readiness discussions and reviews new software solutions and products. 

  • Facilitates discussions among component owners to improve end-to-end understanding of transaction paths.  

  • Designs and develops frameworks for self-assessment of applications on various stability and dependability pillars. 

 

Education and Experience: 

 

Bachelor’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Information Management, Business Administration, or a closely related field and six (6) years of experience as Director, Site Reliability Engineering (or closely related occupation) performing full-stack software development using Java, Python, SQL, and JavaScript within a financial services environment. 

 

Or, alternatively, Master’s degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Information Management, Business Administration, or a closely related field and four (4) years of experience as a Director, Site Reliability Engineering (or closely related occupation) performing full-stack software development using Java, Python, SQL, and JavaScript within a financial services environment. 

 

Skills and Knowledge: 

 

Candidate must also possess: 

 

  • Demonstrated Expertise (“DE”) coordinating resources in AWS using Infrastructure vas Code (IaC) Technologies and Terraform; architecting secure and authenticated systems using AWS IAM; building middleware APIs using AWS Lambda and API Gateway; building backend (using S3 and AWS RDS), mid-tier (using Python), and front-end (using HTML, CSS, and JavaScript) full stack applications. 

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Company

Fidelity Investments

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