Site Reliability Engineering (SRE) Architect

Radiant Digital•Dallas, TX

3d•Hybrid

About The Position

Radiant Digital is seeking a Site Reliability Engineering (SRE) Architect with extensive expertise in telecommunications OSS/BSS and Mainframe environments. This role involves designing, implementing, and supporting complex systems to ensure large-scale business and network operations are reliable and efficient. The architect will leverage SRE principles to manage service levels, drive continuous improvement, and lead transformation initiatives. This position requires a deep understanding of IBM Mainframe z/OS and midrange platforms, Telcordia OSS applications, and end-to-end telecommunications business processes. The ideal candidate will have a proven track record in leading incident management, driving automation, and collaborating with cross-functional teams to deliver highly reliable, business-critical technology solutions.

Requirements

15+ years of progressive experience in enterprise IT and telecommunications environments.
Extensive expertise in designing, implementing, and supporting complex OSS/BSS ecosystems.
8+ years of hands-on architecture experience across IBM Mainframe z/OS and midrange platforms (Linux/Solaris).
Demonstrated expertise in Site Reliability Engineering (SRE) principles (SLOs, SLIs, Error Budgets, reliability governance, continuous service improvement).
Deep functional and technical knowledge of Telcordia OSS applications (SWITCH, TIRKS, FACS, WFA, SOAC).
Proven ability to design and implement high-availability, fault-tolerant, resilient, and disaster recovery architectures.
Strong hands-on expertise with IBM Mainframe technologies (z/OS internals, JCL, IMS, VSAM, DB2, CICS, system utilities, workload management, performance tuning, production diagnostics).
Extensive experience implementing observability and monitoring solutions (Splunk, Dynatrace, Instana, IBM NetCool, Grafana, AppDynamics).
Proven success in driving automation, self-healing capabilities, infrastructure as code, CI/CD reliability practices, and DevOps/SRE transformation.
Strong understanding of end-to-end telecommunications business processes (service provisioning, inventory management, order management, activation, network fulfillment, service assurance, lifecycle management).
Extensive experience leading major incident management, conducting Root Cause Analysis (RCA), and problem management.
Proven ability to collaborate with cross-functional teams.
Excellent leadership, stakeholder management, and communication skills.
Strong track record of mentoring technical teams.

Responsibilities

Design, implement, and support complex OSS/BSS ecosystems for large-scale business and network operations.
Architect solutions across IBM Mainframe z/OS and midrange platforms (Linux/Solaris) for scalability, security, and high availability.
Define and manage Service Level Objectives (SLOs), Service Level Indicators (SLIs), Error Budgets, and reliability governance.
Integrate and optimize Telcordia OSS applications (SWITCH, TIRKS, FACS, WFA, SOAC).
Design and implement high-availability, fault-tolerant, resilient, and disaster recovery architectures.
Implement observability and monitoring solutions using tools like Splunk, Dynatrace, Instana, IBM NetCool, Grafana, and AppDynamics.
Drive automation, self-healing capabilities, infrastructure as code, CI/CD reliability practices, and DevOps/SRE transformation.
Lead major incident management, conduct Root Cause Analysis (RCA), and problem management.
Collaborate with cross-functional teams (Enterprise Architecture, Infrastructure, Development, Operations, Network Engineering, business stakeholders) to deliver reliable solutions.
Mentor technical teams and drive reliability engineering best practices.