Senior Support Engineer

EPAM Systems; Boston (MA); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance (

Health Savings Account

Flexible Spending Accounts (Healthcare

Flexible Spending Accounts (Dependent)

Disability Insurance (Short/Long-Term)

Life and AD&D Insurance

Employee Assistance Program

LinkedIn Learning access

401(k) match

Paid Time Off

Legal Plan and Identity Theft

Accident Insurance

Employee Discounts

Pet Insurance

Employee Stock Purchase Program

Job summary

EPAM Systems, Inc. in Boston seeks an experienced Senior Support Engineer for 3rd line database and application support.

You will diagnose complex issues, lead production support, and collaborate with Index business stakeholders to optimize data workflows on AWS cloud-native platforms. The role requires 8-10+ years in C#, .NET, T-SQL, and across SQL Server, Sybase and PostgreSQL with strong SQL tuning and data-analysis skills.

Qualifications

• 8-10+ years of experience with C#, .NET, and backend T-SQL.
• 8-10+ years of experience supporting database applications across SQL Server, Sybase, PostgreSQL.
• Extensive experience providing 3rd line support — diagnosing, solving, and resolving complex technical issues.
• Experience with data-intensive applications — handling, analyzing, and optimizing large datasets.
• Solid experience debugging complex SQL queries, stored procedures, triggers, scripts, cursors, and views, with a focus on SQL code tuning.
• Solid experience in C#.NET application development to support database operations and integrations.
• Familiarity with PostgreSQL Aurora, queues, and Elasticsearch.
• Good experience with cloud services (AWS or Azure preferred) for database hosting, scaling, and management.
• Some exposure to Business/Technical Analysis, QA, Delivery Management, and/or Emerging Technology and Governance.
• Strong verbal and written communication skills for collaborating with internal/external stakeholders and translating technical issues for non-technical audiences.

Responsibilities

• Lead and oversee day‑to‑day production support activities for critical systems
• Diagnose, solve, and resolve complex technical issues beyond first/second‑line support
• Collaborate with technology teams and business users on Index business lifecycle workflows and data interactions
• Partner with the FTSE Engineering – 3rd Line Support Manager and internal/external business collaborators
• Manage, diagnose, and resolve issues within Index Platforms using AWS cloud-native architecture
• Deliver long‑term fixes for multi‑database applications and manage incident response

Skills

C#

.NET

3rd line support

SQL performance tuning

Data analysis

Stakeholder communication

Cloud services awareness

Problem diagnosis

SQL scripting

C#.NET development

Tools

SQL Server

Sybase

PostgreSQL

PostgreSQL Aurora

Elasticsearch

AWS

Azure

Job description

We are looking for an experienced 3rd Line Support Developer with 8-10+ years of experience with C#, .NET, and backend T‑SQL, along with strong database application support experience across SQL Server, Sybase, and PostgreSQL.

As a Senior Support Engineer specializing in SQL within FTSE Engineering, you will lead and oversee day‑to‑day production support activities for critical systems. You will act as a subject matter authority in diagnosing, solving, and resolving complex technical issues that go beyond first- and second‑line support, ensuring the stability and reliability of production systems.

You will collaborate closely with technology teams and business users to understand complex user journeys, workflows, and data interactions involved in the Index business lifecycle — critical for effectively resolving high‑level technical support issues. This role partners closely with the FTSE Engineering – 3rd Line Support Manager and works directly with internal and external Index business collaborators, including Full Stack Developers, Product Owners, Business Analysts, and technology teams.

You will directly manage, diagnose, and resolve technical issues within key Index Platforms built on innovative technologies and AWS cloud-native architecture. We're seeking an enthusiastic, hard‑working engineer skilled in delivering long‑term fixes for database applications across multiple database platforms, with solid experience in 3rd-line support, incident management, and close collaboration with business stakeholders.

Req# 1103884353

Responsibilities

• Lead and oversee day‑to‑day production support activities for critical systems

• Diagnose, solve, and resolve complex technical issues beyond first/second‑line support

• Collaborate with technology teams and business users on Index business lifecycle workflows and data interactions

• Partner with the FTSE Engineering – 3rd Line Support Manager and internal/external business collaborators

• Manage, diagnose, and resolve issues within Index Platforms using AWS cloud-native architecture

• Deliver long‑term fixes for multi‑database applications and manage incident response

Requirements

• 8-10+ years of experience with C#, .NET, and backend T‑SQL

• 8-10+ years of experience supporting database applications across multiple databases (T‑SQL, SQL Server, Sybase, PostgreSQL)

• Extensive experience providing 3rd line support — diagnosing, solving, and resolving complex technical issues related to database systems and integrations, ensuring high availability and performance

• Experience with data‑intensive applications — handling, analyzing, and optimizing large datasets and complex database structures

• Solid experience debugging complex SQL queries, stored procedures, triggers, scripts, cursors, and views, with a focus on SQL code tuning, consolidating views, and monitoring database performance metrics

• Solid experience in C#.NET application development to support database operations and integrations

• Familiarity with PostgreSQL Aurora, queues, and Elasticsearch

• Good experience with cloud services (AWS or Azure preferred) for database hosting, scaling, and management

• Some exposure to Business/Technical Analysis, QA, Delivery Management, and/or Emerging Technology and Governance

• Strong verbal and written communication skills for collaborating with internal/external stakeholders and translating technical issues for non-technical audiences

Nice to have

• Background in application support

We offer

• Medical, Dental and Vision Insurance (Subsidized)

• Health Savings Account

• Flexible Spending Accounts (Healthcare, Dependent Care, Commuter)

• Short-Term and Long-Term Disability (Company Provided)

• Life and AD&D Insurance (Company Provided)

• Employee Assistance Program

• Unlimited access to LinkedIn learning solutions

• Matched 401(k) Retirement Savings Plan

• Paid Time Off

• Legal Plan and Identity Theft Protection

• Accident Insurance

• Employee Discounts

• Pet Insurance

• Employee Stock Purchase Program

EPAM Systems, Inc. is an equal opportunity employer. We recognize the value of diversity and inclusion in creating success for our customers, business partners, shareholders, employees and communities. We are committed to recruiting, hiring, developing and promoting employees without discrimination. As a global employer, this commitment includes complying with all laws in the countries in which we operate. Nevertheless, we believe equal employment practices should not be limited to what the law requires. Equal opportunity and inclusion are essential to motivate, empower and recognize the best in everyone.

At EPAM, employment actions are based on individual qualifications, without regard to race, color, religion, creed, gender, pregnancy status, sexual orientation, gender identity, gender expression, marital or familial status, national origin, ancestry, genetics, age, disability status, veteran status, citizenship status when otherwise legally able to work, or any other characteristic protected by law.