Senior SQL Developer & DBA (24/7 Production & Performance)

NOKIA; Allentown (Lehigh County); On-site; USD 100,000 - 150,000; Full time

Job summary

Nokia seeks an experienced SQL Developer with DBA expertise to ensure reliability, performance, security, and modernization of SQL Server platforms supporting semiconductor and telecommunications manufacturing.

The role combines database administration with advanced T-SQL development, including backup/recovery, high availability, ETL, and performance tuning to minimize downtime in a 24/7 environment.

Qualifications

• Expert-level Microsoft SQL Server administration and advanced T-SQL development.
• Strong knowledge of performance tuning, SQL Server internals, security, HA/DR, backup and recovery, clustering, and replication.
• Strong hands-on experience optimizing and debugging stored procedures, including execution-plan analysis, parameter sensitivity, query rewrites, indexing strategies, blocking and deadlock diagnosis, and production performance troubleshooting.
• Experience with PowerShell, SQL Agent, automation, source control, CI/CD, and cloud or hybrid database platforms.
• Proven database transformation and scaling expertise, including upgrades, migrations, consolidation, capacity modelling, workload optimization, and high-volume data management.
• Knowledge of semiconductor fabrication or manufacturing processes, MES environments, and production traceability is preferred.

Responsibilities

• Administer, monitor, secure, patch, upgrade, and troubleshoot enterprise SQL Server environments.
• Design and test backup, recovery, high-availability, and disaster-recovery solutions.
• Develop, optimize, and debug complex T-SQL and stored procedures; improve data models and indexes; establish coding standards; and conduct peer reviews.
• Develop and design SSIS and ETL packages and frameworks, including control-flow and data-flow patterns, SSISDB catalog configuration, project deployment, parameters, environments, incremental and delta loads, error handling, logging, and performance tuning.
• Perform execution-plan, Query Store, DMV, wait-statistics, tempdb, memory, blocking, and deadlock analysis.
• Lead database modernization, consolidation, migration, cloud adoption, and scalable architecture initiatives.
• Minimize manufacturing downtime through proactive monitoring, controlled changes, tested recovery, and rapid incident response.
• Implement database security, compliance controls, automation, capacity planning, and performance reporting.
• Provide technical leadership, root‑cause analysis, documentation, mentoring, and cross‑functional guidance.

Skills

SQL Server Admin

T-SQL Development

Performance Tuning

HA/DR & Security

PowerShell

CI/CD

Cloud/Hybrid DB

Mentoring

Education

Bachelor's degree in a relevant discipline or equivalent practical experience

Tools

Oracle

MariaDB

PostgreSQL

Job description

Nokia seeks an experienced SQL Developer with DBA expertise to ensure reliability, performance, security, and modernization of SQL Server platforms supporting semiconductor and telecommunications manufacturing.

The role combines database administration with advanced T-SQL development, including backup/recovery, high availability, ETL, and performance tuning to minimize downtime in a 24/7 environment.