Job Description

Objective

To onboard an experienced

Integration Solutions Architect

with strong hands-on design capabilities and proven experience in

System Integration (SI)-led engagements

within the telecom domain.
The architect will be responsible for

designing, reviewing, and documenting

integrations across OSS, BSS, Digital, ERP, and Network systems -- ensuring high-quality, secure, and consistent integration delivery aligned with enterprise architecture direction.

Key Responsibilities

Integration Design & Documentation

Develop detailed

Integration High-Level Designs (HLDs)

and review

Low-Level Designs (LLDs)

prepared by System Integrators (SIs). Document

end-to-end integration flows

, including system interactions, data mappings, message formats, authentication, and exception handling. Ensure integration designs meet

performance, scalability, resilience, and security

requirements. Maintain

interface catalogs, sequence diagrams, and integration topology views

as part of design documentation.

SI-Led Delivery Support

Work as part of an

SI-led delivery program

, supporting all phases from design through testing and deployment. Collaborate with SI and internal technical teams during

joint solution design workshops

to ensure alignment with architecture and design standards. Review and validate

SI deliverables

to ensure compliance with Clean Core principles, technical quality, and governance requirements. Provide

hands-on support

during integration testing and cutover preparation, ensuring full traceability from design to implementation.

Cross-Domain Integration Coverage

OSS:

Fulfillment, assurance, orchestration, mediation, inventory systems.

BSS:

CRM, billing, order management, product catalog, ERP (Oracle/SAP).

Digital:

API gateways, self-care portals, mobile apps, middleware (Apigee, SAP CPI, Tibco).

Network:

4G/5G Core exposure (NEF, NWDAF), SDN/NFV, provisioning and activation interfaces.

Technology & Standards

Expertise in

integration and middleware platforms

such as

TIBCO, Apigee, SAP CPI, MuleSoft, Kafka

, or similar technologies. Knowledge of

TM Forum Open APIs, MEF LSO, 3GPP exposure frameworks

, and

SOAP/REST-based integration patterns

. Apply

security mechanisms

including OAuth2.0, mTLS, JWT, and encryption standards across all designs. Ensure documentation and designs adhere to

enterprise templates, EA guidelines, and Solution Review Board (SRB)

expectations.

Collaboration & Governance

Collaborate with

Enterprise Architects, Solution Architects, and System Integrators

for end-to-end alignment. Participate in

Solution Design Review Board (SRB)

sessions to present, review, and validate integration deliverables. Provide technical input and clarifications to

development, testing, and operations teams

. Ensure integration documentation is version-controlled, consistent, and aligned with approved standards.

Expected Deliverables

Approved

Integration High-Level Design (HLD)

documents. Reviewed and validated

SI Low-Level Design (LLD)

packages. Comprehensive

interface catalog

with mappings, dependencies, and message specifications.

Sequence diagrams and data flow documentation

for all key integrations.

Design review reports

and closure actions from SRB sessions.

Critical Skills & Experience

Minimum

10+ years

of experience in

integration design and delivery

, preferably in telecom or large enterprise environments.

Mandatory:

Proven hands-on experience in

System Integration (SI)-led transformation programs

. Deep technical knowledge of

middleware, APIs, data integration, and event-driven architectures

. Familiarity with

OSS/BSS/Digital/ERP/Network

systems and cross-domain data flow. Strong understanding of

integration security, observability, and performance optimization

. Excellent documentation, stakeholder engagement, and collaboration skills across multi-vendor environments.
Job Type: Full-time

Application Question(s):

How many years of experience do you have in System Integration (SI)-led programs within the telecom domain? Do you have hands-on experience with Oracle Integration or Oracle middleware platforms? Have you worked on integration design and documentation (HLDs/LLDs) across OSS, BSS, Digital, ERP, and Network systems? How many years of experience do you have with API or middleware technologies such as Apigee, SAP CPI, MuleSoft, TIBCO, or Kafka? * What is your current and expected salary? Notice period?