Principal Database Administrator/DBA (Mainframe Db2 z/OS)
Principal Database Administrator/DBA (Mainframe Db2 z/OS)
Job Description
Job Description:
Note: Fidelity will not provide immigration sponsorship for this position.
The Role
This role is responsible for the reliability, performance, and availability of Fidelity's mission-critical Mainframe Db2 z/OS database platforms supporting high-volume brokerage and trading applications.
As a DBA you will play a hands-on, senior technical role supporting day-to-day database administration operations while also influencing database architecture, replication strategy, and platform modernization.
Key Responsibilities
* Support and maintain large-scale Db2 databases on z/OS for business-critical trading and brokerage applications
* Design, configure, and maintain low-latency data replication using IBM IIDR (Q Rep / CDC) in Active-Active and Active-Passive architectures
* Perform proactive performance analysis and tuning to ensure optimal response times and system stability
* Lead troubleshooting and rapid resolution of complex, time-sensitive production issues with a strong sense of ownership and attention to detail
* Participate in an on-call rotation to provide 24x7 production support for critical database platforms
* Collaborate with application teams, infrastructure partners, and vendors to deliver resilient, scalable database solutions
The Expertise and Skills You Bring
Required Qualifications
* Extensive hands-on experience managing large, complex mainframe Db2 z/OS database environments
* Deep expertise with IBM IIDR replication technologies (Q Rep / CDC), including setup, monitoring, tuning, and troubleshooting
* Strong skills in Db2 utilities, SQL, JCL, and working knowledge of COBOL application interactions
* Proven experience supporting mission-critical production systems with strict SLAs
* Excellent communication skills and ability to work effectively across applications, infrastructure, and vendor teams
Preferred / Nice to Have
* Experience integrating mainframe data platforms with distributed databases such as Oracle, PostgreSQL, and CockroachDB
* Exposure to Kafka and event-driven or streaming data architectures
* Familiarity with hybrid environments spanning on-prem and AWS cloud
* Experience contributing to platform modernization, automation, or resiliency initiatives.
The Team
The Mainframe DBA team manages Fidelity Brokerage's Db2 z/OS database platform and its integration with distributed and cloud-based data ecosystems.
The team is responsible for the full database lifecycle - from physical design and replication strategy through deployment, performance optimization, capacity planning, upgrades, patching, and access/security management. We work closely with application partners and enterprise technology teams to ensure Fidelity's core trading platforms remain highly available, scalable, and resilient.
Certifications:
Category:
Information TechnologyPlease be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
Job Description:
Note: Fidelity will not provide immigration sponsorship for this position.
The Role
This role is responsible for the reliability, performance, and availability of Fidelity's mission-critical Mainframe Db2 z/OS database platforms supporting high-volume brokerage and trading applications.
As a DBA you will play a hands-on, senior technical role supporting day-to-day database administration operations while also influencing database architecture, replication strategy, and platform modernization.
Key Responsibilities
* Support and maintain large-scale Db2 databases on z/OS for business-critical trading and brokerage applications
* Design, configure, and maintain low-latency data replication using IBM IIDR (Q Rep / CDC) in Active-Active and Active-Passive architectures
* Perform proactive performance analysis and tuning to ensure optimal response times and system stability
* Lead troubleshooting and rapid resolution of complex, time-sensitive production issues with a strong sense of ownership and attention to detail
* Participate in an on-call rotation to provide 24x7 production support for critical database platforms
* Collaborate with application teams, infrastructure partners, and vendors to deliver resilient, scalable database solutions
The Expertise and Skills You Bring
Required Qualifications
* Extensive hands-on experience managing large, complex mainframe Db2 z/OS database environments
* Deep expertise with IBM IIDR replication technologies (Q Rep / CDC), including setup, monitoring, tuning, and troubleshooting
* Strong skills in Db2 utilities, SQL, JCL, and working knowledge of COBOL application interactions
* Proven experience supporting mission-critical production systems with strict SLAs
* Excellent communication skills and ability to work effectively across applications, infrastructure, and vendor teams
Preferred / Nice to Have
* Experience integrating mainframe data platforms with distributed databases such as Oracle, PostgreSQL, and CockroachDB
* Exposure to Kafka and event-driven or streaming data architectures
* Familiarity with hybrid environments spanning on-prem and AWS cloud
* Experience contributing to platform modernization, automation, or resiliency initiatives.
The Team
The Mainframe DBA team manages Fidelity Brokerage's Db2 z/OS database platform and its integration with distributed and cloud-based data ecosystems.
The team is responsible for the full database lifecycle - from physical design and replication strategy through deployment, performance optimization, capacity planning, upgrades, patching, and access/security management. We work closely with application partners and enterprise technology teams to ensure Fidelity's core trading platforms remain highly available, scalable, and resilient.
Certifications:
Category:
Information TechnologyPlease be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
About Fidelity Investments
At Fidelity, since our founding in 1946, we have been dedicated to strengthening and security our clients’ financial well-being through exceptional service and innovative solutions. We empower over ~50 million people to achieve their most important financial goals, manage employee benefit programs for nearly 24,000 businesses, and support more than 16,000 wealth management firms and institutions with cutting-edge investments and technology. Our diverse business portfolio and independence provide us with a comprehensive view of the market and the stability to deliver long-term value for our customers. As the financial industry evolves and customer needs grow more complex, Fidelity continues to reinvent, innovate, and transform to meet the challenges of tomorrow’s financial landscape.
*Specifically serviced by our Clearing & Custody team within Fidelity Institutional
Fidelity TalentSource, is the in-house temporary staffing provider for Fidelity Investments. Unlike traditional staffing agencies, we are an internal business unit within Fidelity’s Talent Acquisition team, dedicated to recruiting talent from various backgrounds for roles in Fidelity’s regional and investor center locations. Our mission is to help you experience Fidelity’s diverse and inclusive workplace while expanding your skill set and professional network, with the ultimate goal of conversion to full-time employment as part of Fidelity’s long-term strategy. To learn more about temporary positions at Fidelity Investments, visit FidelityTalentSource.com.