Mainframe DB2 Engineer

Post Date

Jun 10, 2026

Location

Cary,
North Carolina

ZIP/Postal Code

27513
US
Aug 16, 2026 Insight Global

Job Type

Contract-to-perm

Category

Programmer / Developer

Req #

TPA-f685b483-1a64-4a33-be63-9a70bc8d6ee8

Pay Rate

$66 - $82 (hourly estimate)

Job Description

Insight Global is seeking a DB2 Engineer to join a large enterprise environment supporting critical production systems. This individual will own the performance and scalability of the data layer, ensuring queries run efficiently and systems can handle large-scale transactional workloads. The ideal candidate is highly hands-on, capable of diagnosing complex performance issues, and comfortable collaborating directly with development teams to optimize database design and execution.

Day-to-Day:
• Optimize database performance and query efficiency
• Analyze and resolve performance bottlenecks
• Partner with developers to improve SQL and schema design
• Monitor DB2 system health (locks, CPU, IO usage)
• Prevent performance degradation before production impact
• Troubleshoot high-impact data issues in real time
Pay $60-65/hr

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

Must-Haves:
• Strong DB2 experience in enterprise environments
• Deep expertise in:
○ SQL tuning
○ Query performance optimization
• Experience with:
○ Indexing, partitioning, clustering
○ Data modeling and optimization
• Ability to troubleshoot:
○ Locks, contention, IO bottlenecks
• Experience working with large-scale datasets (millions of rows)
• Ability to:
○ Enter a new environment
○ Read configs/subsystems
○ Ramp up quickly with minimal support
Strong collaboration with developers on query optimization

Nice to Have Skills & Experience

Plusses:
• Experience with denormalization strategies
• Exposure to mainframe environments (z/OS)
• Automation exposure (Ansible or similar)
Financial services / insurance background

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.