Senior Azure SQL Database Administrator - Azure Cosmos DB - (100% Remote)

Syncreon Consulting•Clifton, NJ

2d•Remote

About The Position

We are seeking an experienced Senior Database Administrator to lead the design, implementation, and management of enterprise data platforms across hybrid environments, including on-premises and cloud-based systems. This role is responsible for administering and optimizing databases such as SQL Server on Virtual Machines (on-prem & Azure IaaS), Azure SQL Database, Azure SQL Managed Instance, Snowflake, and Azure Cosmos DB. The ideal candidate will have deep expertise in database architecture, performance tuning, and high availability across distributed systems. This position involves managing mission-critical workloads, ensuring data security and compliance, and implementing scalable solutions for both OLTP and analytical environments. The Senior DBA will play a key role in database upgrades, migrations, disaster recovery, automation, performance tuning, and incident/change management, aligning with ITIL best practices and enterprise governance standards.

Requirements

Bachelor’s degree in computer science, Information Technology, or related field.
8–10+ years of experience as a Database Administrator.
Strong experience with SQL Server (2017–2022+) and Azure SQL Database and Azure SQL Managed Instance.
Expertise in performance tuning, indexing, and query optimization.
Experience with HA/DR solutions (Always On, clustering, log shipping, replication).
Knowledge of backup/recovery strategies and disaster recovery planning.

Nice To Haves

Experience with Snowflake
Experience with Azure Cosmos DB
Experience with PowerShell, T-SQL, Python scripting

Responsibilities

Execute and validate backup, restore, point‑in‑time recovery, and disaster recovery drills across platforms.
Monitor and tune database performance using execution plans, indexing strategies, statistics management, and platform metrics.
Collaborate with developers, architects, and infrastructure teams for database design and integration.
Automate routine DBA tasks using scripts (PowerShell, T-SQL, Python, etc.).
Support cloud database platforms (Azure SQL, AWS RDS, Snowflake, etc.).
Participate in incident, problem, change, and release management processes, ensuring SLA adherence and proper documentation.
Maintain accurate database documentation, runbooks, and operational standards.
Support on‑call rotations and production support activities as required.
Administer Snowflake data warehouse environments, including user management, performance optimization, data loading, and cost monitoring.
Support Azure Cosmos DB, including account configuration, throughput management, monitoring, and availability.