Database Admin - USA

quantiphi; United States; On-site; USD 120,000 - 190,000; Full time

Job summary

Quantiphi in New York is seeking an experienced SQL Server DBA to manage, maintain, and optimize mission-critical SQL Server databases on AWS EC2 for a high-availability trading platform.

The role demands deep expertise in SQL Server administration, AWS infrastructure, performance tuning, and robust HA/DR design to meet sub-millisecond latency targets. This full-time position calls for 7+ years of experience and a strong operations mindset.

Qualifications

• Extensive experience managing SQL Server on AWS EC2 for high-availability systems.
• Expertise in performance tuning, indexing, and query optimization.
• Strong knowledge of HA/DR strategies including AGs, FCI, and log shipping.

Responsibilities

• Manage, monitor, and optimize SQL Server databases across Dev/UAT/Prod.
• Implement security, backups, and disaster recovery plans.
• Ensure sub-millisecond latency requirements for trading workloads.

Skills

SQL Server

AWS

Performance tuning

HA/DR

Tools

Extended Events

Query Store

CloudWatch

Job description

While technology is the heart of our business, a global and diverse culture is the heart of our success. We love our people and we take pride in catering them to a culture built on transparency, diversity, integrity, learning and growth.

If working in an environment that encourages you to innovate and excel, not just in professional but personal life, interests you- you would enjoy your career with Quantiphi!

About Quantiphi:

Quantiphi is an award-winning, AI-First digital engineering and consulting company focused on delivering high-impact Services and Solutions that help organizations solve what truly matters. We partner with enterprises to reimagine their businesses through intelligent, scalable, and transformative AI driving measurable outcomes at the very core of their operations.

Since our founding in 2013, Quantiphi has tackled some of the world's most complex business challenges by combining deep industry expertise, disciplined cloud and data engineering practices, and cutting-edge applied AI research. Our work is rooted in delivering accelerated, quantifiable business value, not just technology for technology's sake.

Our industry recognition includes:

• 21x Google Cloud Partner of the Year awards in the last 8 years.
• 3x AWS AI/ML award wins.
• 3x NVIDIA Partner of the Year titles.
• 2x Snowflake Partner of the Year awards.
• Top analyst recognitions from Gartner, ISG, and Everest Group.
• Consecutive certifications as a Great Place to Work.

Be part of a trailblazing team that's shaping the future of AI, ML, and cloud innovation.

Your next big opportunity starts here!

For more details, visit: Website or LinkedIn Page.

Work Location: New York

Experience Level: 7+ years

Type: Full time

Role:

We are seeking an experienced and highly skilled SQL Server Database Administrator (DBA) to manage, maintain, and optimize our mission-critical SQL Server databases hosted on AWS EC2, supporting a high-availability, low-latency trading application. The ideal candidate will have deep expertise in SQL Server administration, AWS infrastructure, and a strong understanding of the performance and reliability demands of financial/trading systems.

Key Responsibilities:

Performance & Optimization

Monitor and tune SQL Server performance using tools like SQL Server Profiler, Extended Events, DMVs, and Query Store.

Identify and resolve query bottlenecks, index fragmentation, and blocking/deadlock issues.

Optimize indexes, execution plans, and stored procedures to meet sub-millisecond latency requirements of the trading platform.

Conduct regular performance benchmarking and capacity reviews.

Database Administration

Install, configure, and maintain Microsoft SQL Server (2019/2022) instances on AWS EC2 environments.

Manage multiple SQL Server instances across Development, UAT, and Production environments.

Perform database capacity planning, storage management, and performance tuning.

Implement and maintain database security, including user roles, permissions, and auditing.

High Availability & Disaster Recovery

Design, implement, and manage High Availability (HA) solutions including:

• Always On Availability Groups (AG)
• SQL Server Failover Cluster Instances (FCI)
• Log Shipping and Database Mirroring

Develop and maintain Disaster Recovery (DR) plans and conduct regular DR drills.

Ensure RTO (Recovery Time Objective) and RPO (Recovery Point Objective) targets are consistently met.

AWS EC2 & Cloud Management

Manage SQL Server deployments on AWS EC2 instances, including instance sizing, EBS volume management, and network configuration.

Leverage AWS services such as:

• Amazon CloudWatch for monitoring
• AWS Backup for automated backups
• AWS VPC, Security Groups, IAM for access control
• Amazon S3 for backup storage

Optimize EC2 instance types (e.g., r5, x1e families) for memory-intensive SQL workloads.

Manage SQL Server licensing in AWS environments (BYOL / License Included).

Backup & Recovery

Design and implement comprehensive backup strategies (Full, Differential, Transaction Log backups).

Automate backup processes and store backups securely on Amazon S3.

Perform regular backup validation and restoration testing.

Ensure compliance with data retention policies.

Security & Compliance

Implement SQL Server security best practices including encryption (TDE, Always Encrypted), auditing, and access controls.

Ensure compliance with financial industry regulations (e.g., SOX, PCI-DSS, GDPR as applicable).

Conduct regular vulnerability assessments and apply security patches.

Manage SQL Server certificates an