Senior Data & AWS Cost Optimization Engineer

🔹 Title: Senior Data & AWS Cost Optimization Engineer
📍 Location: New York
📄 Contract
🔹 Mandatory Skills
Hands-on experience in Python, PySpark, SQL (tuning of queries, stored procedures), AWS Glue
🔹 Role Objective
The resource will play a hands-on role in identifying, analysing, and resolving AWS cost hotspots by optimizing data processing workloads, SQL logic, and AWS services, while also providing architectural guidance on infrastructure efficiency.
🔹 Key Responsibilities
Analyze AWS cost drivers and investigate identified hotspots post EBS → Fusion migration
Optimize SQL queries, stored procedures, and batch execution patterns
Review and tune Python and PySpark-based data pipelines
Analyze, configure, and optimize AWS Glue jobs for performance and cost efficiency
Use AWS CloudWatch and monitoring metrics to identify bottlenecks, retries, over-provisioning, and inefficiencies
Review AWS infrastructure configuration (compute sizing, execution model, orchestration, job concurrency) and recommend cost-effective improvements
Collaborate closely with Broadridge data, platform, and application teams
Assist with validation of improvements and ensure measurable cost reduction
Document findings, recommendations, and implemented optimizations clearly
🔹 Required Skills & Experience
Core Technical Skills
Strong, hands-on experience in:
Python
PySpark
SQL (query optimization and performance tuning)
AWS Glue
AWS CloudWatch
Experience working with large-scale batch processing and data workloads
Strong understanding of AWS cost drivers and execution patterns (compute, memory, retries, parallelism, scaling)
🔹 Infrastructure & Architecture
Ability to review and assess AWS infrastructure setup
Experience providing architectural guidance for cost optimization and tuning
🔹 Soft Skills
Strong analytical and problem-solving skills
Ability to work in a fast-paced, high-urgency environment
Clear communicator with good stakeholder and team interaction skills
Ability to work independently and take ownership of outcomes
🔹 Experience Level
Senior years of overall experience
Prior experience in AWS cost optimization, post-migration stabilization, or performance tuning engagements is strongly preferred