SRE Architect: Mainframe & Telecom Reliability

Radiant Digital; Basking Ridge (NJ); On-site; USD 180,000 - 250,000; Full time

Job summary

Radiant Digital is seeking an experienced Enterprise IT/telecom Architect with 15+ years in OSS/BSS environments to shape reliability at scale.

You will lead SRE practices (SLO/SLI/error budgets), design high-availability architectures for z/OS and midrange platforms, and drive automation across hybrid environments using SPLUNK, DYNATRACE, INStana and NetCool.

Deep telecom process knowledge (provisioning, activation, service assurance) and incident management leadership are essential.

Qualifications

• 15+ years in enterprise IT or telecom environments (OSS/BSS exposure).
• 8+ years architecture experience on IBM Mainframe z/OS and midrange platforms (Linux/Solaris).
• Proven expertise in Site Reliability Engineering including SLO, SLI, and error budget management.
• Ericsson Telcordia OSS applications such as SWITCH, TIRKS, FACS, WFA, and SOAC.
• Strong experience designing reliability architecture for high availability, resiliency, and disaster recovery.
• Hands-on mainframe tech incl z/OS internals, JCL, IMS, VSAM, performance diagnostics.
• Solid background in observability and AIOps tools (Splunk, Dynatrace, Instana, NetCool).
• Experience driving automation, self-healing systems, and CI/CD reliability across hybrid environments.
• Strong understanding of telecom provisioning, order management, activation, and service assurance workflows.
• Proven leadership in incident management, root cause analysis, and MTTD/MTTR improvements.

Responsibilities

• Lead architecture and implementation of reliable, scalable enterprise IT/telecom solutions.
• Define and enforce SRE practices (SLO/SLI/error budgets) across teams.
• Design HA, resiliency, and DR architectures for mainframe and hybrid environments.
• Oversee observability tooling and automation to improve MTTR and MTTD.
• Guide incident management and RCA processes to prevent outages.

Skills

IBM Mainframe z/OS

OSS/BSS

SRE fundamentals (SLO/SLI)

Telcordia OSS knowledge

Reliability architecture

Mainframe z/OS internals

Automation & CI/CD reliability

Telecom provisioning & service flows

Incident management & RCA

Hybrid environment operations

Observability tools

Tools

Splunk

Dynatrace

Instana

NetCool

Job description

Radiant Digital is seeking an experienced Enterprise IT/telecom Architect with 15+ years in OSS/BSS environments to shape reliability at scale.

You will lead SRE practices (SLO/SLI/error budgets), design high-availability architectures for z/OS and midrange platforms, and drive automation across hybrid environments using SPLUNK, DYNATRACE, INStana and NetCool.

Deep telecom process knowledge (provisioning, activation, service assurance) and incident management leadership are essential.