Senior BSS/OSS Transformation Architect (Remote)

Cartesian; Brookline (MA); On-site; USD 100,000 - 140,000; Full time

Job summary

Cartesian is seeking a Senior Business Process Architect to support a Tier 1 Telecommunications provider's digital transformation. This role focuses on end-to-end process and system documentation for modernizing BSS/OSS platforms, bridging business analysis and enterprise architecture.

You'll create ACDs and data flow diagrams, collaborate with stakeholders, and ensure risk and controls are addressed while delivering clear, actionable process models across the organization.

Qualifications

• 5–8 years of professional experience in technical architecture, enterprise analysis, or related consulting roles, ideally within complex corporate environments
• Solid business analysis skills with high attention to detail
• Proven client-facing consulting skills, including responsiveness, active listening, adaptability, and the capacity to drive projects forward
• Self-motivated approach to overcoming project obstacles with creative solutions
• Experience with large-scale enterprise systems and high-level architectural frameworks
• Strong communication skills with the ability to articulate complex technical and business concepts to diverse stakeholders
• Proficient in creating ACDs and data flow diagrams using tools such as Visio, Lucidchart, or Bizzdesign
• Technical background in areas such as software development, system architecture, data analysis, or QA
• Familiarity with SOX and/or operational controls within technical processes
• Ability to collaborate effectively with team members and provide clear direction to small teams
• Telecommunication industry experience
• Basic understanding of finance and accounting principles
• Familiarity with Agile methodologies and cross-functional delivery models

Responsibilities

• Analyze business and technical artifacts to synthesize end-to-end process and system flows.
• Partner with technical and business stakeholders to elicit, validate, and refine cross-functional requirements.
• Develop Application Context Diagrams (ACD), System Interface Diagrams, and Business Process Models to articulate system interactions.
• Facilitate stakeholder reviews to drive consensus and formal sign-off on all process documentation.

Skills

Technical architecture

Enterprise analysis

Client-facing consulting

Requirements elicitation

Data flow diagrams

SOX familiarity

Team leadership

Communication

Cross-functional collaboration

Tools

Visio

Lucidchart

Bizzdesign

Job description

Cartesian is seeking a Senior Business Process Architect to support a Tier 1 Telecommunications provider's digital transformation. This role focuses on end-to-end process and system documentation for modernizing BSS/OSS platforms, bridging business analysis and enterprise architecture.

You'll create ACDs and data flow diagrams, collaborate with stakeholders, and ensure risk and controls are addressed while delivering clear, actionable process models across the organization.