DDM Accreditation Overview

Published in Application for DDM Accreditation
December 16, 2022

🎓 Overview of DDM Accreditation Scheme

bSS is the Accreditation Body for the Digital Delivery Management (DDM) track under the Built Environment Skills Framework.

This scheme allows professionals to:

  • Structure their career for progression
  • Gain formal recognition for their skills, knowledge, and experience
  • Rise through ranks or negotiate for better roles or salary

Currently, bSS accredits Specialist (Tier 3) and Lead (Tier 2) roles. Accreditation for Assistant Specialist (Tier 4) and Chief Digital Officer (Tier 1) is also available. Membership with bSS is not required for accreditation.


🔧 Tier 4 – Assistant Specialist

The Assistant Specialist assists in project delivery, digital solution development and adoption, and competency building.

  • Participates in product and model development
  • Plan, research, testing of digital solutions and training
  • Gather data and information to understand business needs and user requirements to support adoption and implementation of digital and/or automated building solutions and resolve issues
  • Team player who possesses strong communication skills to interact with relevant stakeholders and subject matter experts
  • Resourceful and able to collate information required to develop digital solutions
  • Works in a fast-paced environment and may be required to work both on- and off-site

📘 Qualifications & Experience

RequirementsTier 4
Working Experience in BE Sector1 year
Working Experience in BE Sector Without Qualifications2 years
Projects Handled1 BIM/IDD Project
Peer Recommendation1 Review
Mode of AssessmentProject Logbook & Modelling Test

🧠 Skills & Competency Assessment

RequirementsTier 4
Relevant Key TasksLogbook & Tier 4 Modelling Test
Critical Core Skills75% of Relevant Key Tasks + 3 out of 5 Critical Core Skills
Technical Skills & Competencies6 Core + 6 Elective

🧪 Modelling Test Details

  • Use of modelling tools like Revit, OpenBuilding, ArchiCAD and disciplines like Architecture, Structure
  • Tasks include creating a BIM model for one discipline, produce 2D drawings and schedules from the model, IFC export with minimal data loss, use of other IDD software to perform rendering, simulation, analysis and clash detection, raise and respond to RFIs
  • Use of Common Data Environment (CDE) for collaboration and resolve issues

🛠️ Tier 3 – Specialist

The Specialist is responsible for project delivery, digital solutions development and adoption and competency building.

  • Interprets business requirements and helps to translate them into digital solutions
  • Familiar with digital solutions and business requirements to add value to the business
  • Provides timely and value-added services to end-user digital solutions
  • Ensures quality of information and models prepared adhere to prescribed standards and protocol for sharing and coordination purposes
  • Involved in training
  • Independent and possesses strong problem-solving skills
  • Keeps abreast with new digital technologies
  • Keen to experiment and adopt new digital solutions to enhance project outcomes
  • Works in a fast-paced environment that is highly collaborative with multiple stakeholders

📘 Qualifications & Experience

RequirementsTier 3
Working Experience in BE Sector2 years (Degree) / 3 years (Diploma/Nitec)
Working Experience in BE Sector Without Qualifications4 years
Projects Handled3 BIM/IDD Projects
Peer Recommendation3 Reviews
Mode of AssessmentLogbook & Assessment Test

🧠 Skills & Competency Assessment

RequirementsTier 3
Relevant Key TasksLogbook & Tier 3 Multiple Choice Test
Critical Core Skills75% of Relevant Key Tasks + 3 out of 5 Critical Core Skills
Technical Skills & Competencies8 Core + 6 Elective

🧩 Tier 2 – Lead

The Lead oversees in project delivery, digital solutions development and adoption, competency building and innovation.

  • Oversees development and acquisition of digital solutions
  • Implements policies and processes to support the organization’s strategies
  • Responsible for analyzing how digital solutions can be used to optimize processes
  • Involved in technology adoption, innovation, and associated change management activities
  • Establishes guidelines for implementation of new solutions and continuous process improvement to drive capability building
  • Possesses expertise in digital technologies, is adept in adopting digital solutions to enhance project outcomes and resolve technical challenges
  • Provides technical guidance and support to the team and is keen to ensure the team keep abreast with the latest in digital delivery approaches
  • Works in a fast-paced environment and manages multiple projects and stakeholders

📘 Qualifications & Experience

RequirementsTier 2
Working Experience in BE Sector4 years (Degree) / 5 years (Diploma/Nitec)
Working Experience in BE Sector Without Qualifications6 years
Projects Handled5 BIM/IDD Projects
Peer Recommendation3 Reviews
Mode of AssessmentLogbook & Assessment Test

🧠 Skills & Competency Assessment

RequirementsTier 2
Relevant Key TasksLogbook & Assessment Test
Critical Core Skills75% of Relevant Key Tasks + 3 out of 5 Critical Core Skills
Technical Skills & Competencies8 Core + 10 Elective

🏢 Tier 1 – Chief Digital Officer

The Chief Digital Officer oversees the overall implementation and innovation of digital solutions in the organization to achieve digital transformation of the business.

  • Drives the team to experiment and apply new digital solutions
  • Leads the strategic direction for his team to ensure efficiency in projects and operations
  • Drives collaboration within organization and endorses the work done by the digital team
  • A leader who defines strategies to champion innovative digital solutions
  • Able to anticipate trends and disruptions in the industry to help the organization prepare
  • Able to drive changes within the organization and possesses strong persuasive skills to influence others

📄 Candidates must submit:

  • Organisation Digitisation Roadmap (Download Template)
  • Interview Written Response (Download Template)

📘 Qualifications & Experience

RequirementsTier 1
Working Experience in BE Sector9 years (Degree) / 10 years (Diploma)
Working Experience in BE Sector Without Qualifications11 years
Projects HandledAssessment based on implementation of Organization and Digitalization plan
Peer Recommendation1 Review

🧠 Skills & Competency Assessment

RequirementsTier 1
Relevant Key TasksPanel Interview & Roadmap Presentation
Critical Core Skills75% of Relevant Key Tasks + 3 out of 5 Critical Core Skills
Technical Skills & Competencies8 Core + 10 Elective


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