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Sia Partners

Global management consulting powered by data

Business Architect

Full-TimeUpdated on 10/23/2026
No salary listed
Mid
Maastricht, Netherlands
Hybrid
ConsultingOperations & Supply Chain Consulting

About the job

Requirements
  • Knowledge of Business Process Model and Notation (BPMN), Process Architecture, and process design tooling.
  • Experience working in complex, dynamic environments.
  • A combined business and technical background.
  • Ability to liaise effectively with business and technical stakeholders.
  • Ability to think in complex structures and translate them into work packages and governance for alignment.
  • Ability to manage teams of professionals on content.
Responsibilities
  • Develop and maintain a holistic view of the business through enterprise architecture, aligning business strategy with execution.
  • Design complex business changes in a structured manner to help the client achieve its goals.
  • Collaborate with stakeholders throughout the client organization to define and align capabilities, processes, information, and supporting technology.
  • Draft Business Process Architecture for current and future states, including clear domain definitions and dependencies.
  • Document the architecture in a process repository such as Adonis, ARIS, or Signavio.
  • Bridge Business, IT, Data, Product, and their respective architectures.
  • Promote and apply best practices and standards to ensure consistency and coherence in the architecture.
  • Translate strategic objectives into tactical frameworks and solution directions.
  • Advise on the organizational impact of strategic and tactical decisions.
  • Align the project portfolio with business goals and assist with prioritization.
  • Identify and manage dependencies between projects.
  • Collaborate with business stakeholders to understand and document business needs and requirements.
  • Collaborate with data and IT teams to design technical solutions that meet business needs while accounting for technical capabilities and limitations, and advise on the best approach.
  • Participate in programs and projects to ensure appropriate architectural choices and alignment with the target architecture.
  • Establish and manage governance with Business, Data, and IT Architects to shape and support programs through guidelines and advice.
  • Be responsible for assigned business or process designers within a department, domain, or project on a content level.

About the company

Sia Partners is a global management consulting group that blends digital capabilities, data analytics, creative thinking, and a sense of responsibility to help clients solve problems and seize opportunities in a changing business landscape. Their work combines strategic advisory with implementation support, using data-driven insights and digital tools to diagnose issues, design solutions, and drive transformation across functions and industries. Sia differentiates itself through its data-forward, technology-enabled approach paired with creative problem-solving and a commitment to responsible practices, aiming to deliver practical, sustainable outcomes for organizations worldwide. The company's goal is to help clients navigate disruption, transform operations and strategy, and achieve measurable, responsible growth.

Company Size

1,001-5,000

Company Stage

Growth Equity (Non-Venture Capital)

Total Funding

$12.7M

Headquarters

Paris, France

Founded

1999

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Simplify Jobs

Simplify's Take

What believers are saying

  • Precedence in July 2025 pushed Benelux scale toward 200 consultants and German entry.
  • The Upside brought £6.2 million 2024 revenue and stronger UK branding capabilities.
  • Hiring momentum remains strong in 2026, with 730 active jobs and 3,789 headcount.

What critics are saying

  • Multiple acquisitions since March 2025 strain integration, culture, and partner retention across geographies.
  • Paris prud'hommes allegations in June 2026 spotlight toxic-management claims and non-compete disputes.
  • Trade-secret litigation in New York shows employee departures can trigger costly client-risk battles.

What makes Sia Partners unique

  • Blackstone backed Sia with €250 million in December 2024, funding faster expansion.
  • Kaiser Associates deal on January 2026 adds U.S. strategy and PE-M&A depth.
  • Sia now spans 48 offices across 19 countries, blending consulting, AI, and creative services.

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Benefits

  • Professional Development Budget

Company News

Associated Press
Jan 27th, 2026
Sia acquires Kaiser Associates to launch global corporate strategy and M&A business line

Sia, a global management consulting group, has acquired Kaiser Associates, a US-based strategy consulting firm, to launch a dedicated Corporate Strategy, Private Equity and M&A business line spanning the US, UK, France, Middle East and Australia. Founded in 1981, Kaiser Associates brings 65 consultants and operates from Washington, D.C., New York and London. The firm specialises in go-to-market strategy, growth assessments and market landscaping for Fortune 500 executives and private equity funds. Kaiser Associates' leadership team, including Ali Cumber, Paul Mumma and Jon Meyerholz, will join Sia as partners, with Meyerholz heading the new business line as managing partner. The acquisition expands Sia's North American presence and strengthens its position in private equity advisory.

Business Wire
Jul 4th, 2025
Sia Expands in the Netherlands with the Acquisition of Precedence

Sia continues its strategic expansion with the acquisition of Precedence, a consulting player.

Consultancy.uk
May 9th, 2025
Sia Acquires The Upside for Expansion

Sia has acquired The Upside, enhancing its brand, innovation, and cultural strategy capabilities in the UK. The Upside, founded in 2013, generated £6.2 million in 2024 revenues. This acquisition follows Sia's €250 million minority investment from Blackstone, supporting its European expansion. Niku Banaie, CEO of The Upside, will lead Sia's UK brand, innovation, and culture team. The Upside will adopt Sia's branding as part of the transition.

Business Plus
Dec 17th, 2024
Sia Partners receives €250m investment from Blackstone

Dublin-based management and AI consulting firm Sia Partners has received investment of up to €250m from Blackstone, one of the world's largest alternative

Finyear
Dec 16th, 2024
Sia Partners receives €250m from Blackstone

Sia Partners has opened its capital to Blackstone, the world's largest alternative asset manager, through a €250 million minority investment. Despite this, founder and CEO Matthieu Courtecuisse retains a majority stake. This marks the first time Sia Partners has sought a financial partner since its founding in 1999. The firm, with nearly €500 million in revenue, aims to accelerate growth, especially in the U.S. and other countries where it operates.