Business Systems Architect Principal

Own the architecture of business and service systems

Define and drive end-to-end architecture for enterprise business systems (sales, service, core platforms)

Lead architecture across service operations domains, such as:

Service Desk and Service Operations

Lead-to-Cash (pricing, quoting, billing)

Inventory and resource management

Design target-state architectures while optimizing and modernizing legacy systems

Drive modernization and automation

Champion API-first and event-driven architecture patterns

Support automation and AI-enabled solutions to reduce manual work and improve efficiency

Improve scalability, availability, and operational resilience of critical systems

Balance transformation with business continuity

Provide architectural leadership and governance

Define architectural principles, standards, and design patterns

Lead design reviews and ensure alignment with enterprise architecture standards

Make and defend architectural decisions in complex, high-impact environments

Guide legacy-to-modern transformation initiatives

Collaborate across the organization

Work closely with engineering teams, operations, and business stakeholders

Translate technical architecture into clear business value

Partner with vendors and platform providers on architectural decisions

Lead and mentor

Act as a senior technical leader and mentor for architects and engineers

Foster strong architectural thinking across teams

Stay hands-on in critical technical discussions when needed

Elvárások / Requirements

Experience

Extensive experience in enterprise or large-scale system architecture

Background in complex, multi-system environments

Experience in telecommunications, BSS/OSS, or similarly large-scale domains is a strong plus

Technical expertise

Strong system-level and architectural thinking

Deep experience with system integration (APIs, microservices, event-driven architectures)

Solid understanding of data-driven architectures

Sufficient technical depth to be highly credible with engineering teams

Leadership and mindset

Proven technical leadership and decision-making capability

Ability to define strategic direction and drive execution

Strong ownership mentality and accountability

Comfortable working with senior stakeholders in complex environments

Ways of working

Strategic thinker with a pragmatic, execution-oriented approach

Curious and open to modern technologies (e. g. AI, automation)

Hands-on mindset — not an “ivory tower” architect

Amit nyújtunk / Benefits

A high‑impact senior architecture role with real influence on long‑term technology direction and system transformation

Opportunity to work in a complex, large‑scale international environment with mission‑critical platforms

Strong architectural ownership and decision‑making authority — this is not a delivery or coordination role

Close collaboration with senior engineering, operations, and business stakeholders across regions

Exposure to modern architecture patterns, automation, and AI‑enabled solutions in an enterprise context

A culture that values technical credibility, pragmatic thinking, and hands‑on leadership

Competitive compensation package aligned with seniority and impact

Flexible working model and a supportive, international work environment

Long‑term growth opportunities within a global organization undergoing active transformation