Dennis Sim
Summary
Results-driven IT management professional with over 20 years of experience in infrastructure and EUC operations. Proven track record of successfully leading global teams of over 40 professionals. Expertise in implementing cost-saving initiatives, achieving a 20% reduction in operating costs, and driving cloud migrations that enhance system availability and reduce long-term capital expenses. Proficient in requirements analysis, solution design, and deployment of complex infrastructure projects, consistently delivering strategic solutions aligned with business goals. Committed to embracing new challenges and leading transformative initiatives in infrastructure management, EUC operations, and IT projects.
Overview
21
21
years of professional experience
1
1
Certification
Work History
Senior IT Manager, APAC
Groz Beckert East Asia LLP
02.2023 - 11.2025
- Effectively oversaw IT operations across Asia Pacific countries, ensuring 100% alignment with global objectives.
- Through seamless collaboration with the Global Service Owner, resulting in a 90% 1st level resolution rate in 18 months and 15% improvement in regional IT service delivery efficiency.
- Completed the digital transformation HCL Notes (formerly Lotus Notes) to Microsoft 365, introducing SharePoint and Microsoft Teams to improve communication processes across department.
- Successfully led an AI-driven customer service solution for sales administration, automating order processing and Customer inquiry. By integrating advanced NLP, reducing manual data entry by 40% and accelerated response times.
- Serve as Regional IT Security Officer. Supported global security initiatives by ensuring IT operations with the internal security Framework (NIST). Participated in SOC activities, including monitoring and incident response, while assisting with compliance, data governance and internal audits.
Global Head of IT Operations
Bruker Corporation
01.2021 - 09.2022
- Strategically directed global IT operations, leading a teamsize of over 40 professionals in managing IT Service Operations and the Security Operations Center, achieving a 25% reduction in incident response time.
- Established an offshore IT Fulfillment Center in Malaysia that resulted in 40% cost efficiency per service request. Advanced IT modernisation through implementation of 24/7 virtual agent capabilities and self-service portal, achieving 20% process automation within a 12-month period.
- Directed the EUC workplace redesign to build high availability for VDI, MDM, and conventional desktop workspaces. Redesign and deploy of EUC-related tools, automated application packaging, and optimised patch management. Managed device lifecycles and remote collaboration systems to maintain high-performance operations across all end-user environments
Senior Manager, IT Operations and Service, APAC
Bruker Corporation
05.2014 - 01.2021
- Member of Global IT Leadership team and Regional business leader council
- Built and led a regional IT team of IT professionals during shared service consolidation, establishing comprehensive infrastructure operations and IT Service delivery across Asia Pacific locations.
- Implemented Software-Defined Wide Area Network (SD-WAN) architecture to optimise connectivity between locations while ensuring alignment between global IT policies and local requirements.
- Spearheaded multi-year digital transformation initiatives, including Microsoft 365 migration and hybrid Azure cloud adoption, which significantly improved system availability and reduced capital expenditures.
- Served as key regional IT business liaison, effectively bridging headquarters strategies with diverse local market needs.
Regional IT Infrastructure Manager
Dräger Medical and Safety Asia Pacific
10.2012 - 05.2014
- Successfully transitioned country-level IT operations to an outsourced vendor-managed environment, ensuring SLA compliance across APAC.
- Managed vendor relationships and service delivery while representing regional operations on the change advisory board for global IT initiative and service migration rollouts.
- Led the regional rollout of Microsoft Dynamics 365, owning end-to-end project delivery. Conducted comprehensive gap analysis and process mapping to align business workflows with system capabilities.
Regional IS Manager
Rolls -Royce Solution Asia / MTU Asia
10.2009 - 09.2012
- Directed IT team to provide comprehensive infrastructure and application support. Drove infrastructure enhancements, ensured SLA compliance, and resolved complex issues.
- Served as a key technology advisor, building strong business partnerships to align IT strategies with operational needs, improve efficiency and maintain security and audit compliance.
International IT Project Manager
ZF Friedrichshafen AG (Shanghai Based)
01.2005 - 10.2009
- Managed multiple new Greenfield infrastructure projects in China. Led full project lifecycles: requirements, design, testing, deployment.
- Oversaw procurement, vendor management, and contract negotiation and compliance.
- Ensured quality deliverables and adherence to corporate standards. Report to stakeholder on project milestones and handover to operations.
Education
Master of Information Technology -
Monash University
AustraliaBachelor of Computing -
Monash University
AustraliaSkills
- Technical Skill: Cloud Computing, Cybersecurity, IT Infrastructure, IT Service Delivery, IT Transformation, Enterprise IT Architecture, End User Computing, Network Management, Data Security, Digital Technology
- Leadership Skill: Active Listening, Budget and Cost Control, Conflict Resolution, Cultural Sensitivity, Empathy, Innovation, Leadership, Multitasking, Performance Management, Project Management, Resource Allocation, Supplier Management, Talent Management, Team Building, Teamwork, User Experience
Key Projects
India R&D Center IT Fit-out 2011
Drove the end-to-end IT infrastructure implementation (data center to desktop) for a business acquisition in India, achieving a 3-month completion despite the challenges of an unfamiliar market and advanced technology., Employed strong negotiation and problem-solving skills to secure optimal resources and address unforeseen challenges. Cultivated excellent partnerships with counterparts and local suppliers through active listening and clear communication, ensuring seamless collaboration., Demonstrated cultural sensitivity and adaptability to the Indian market, facilitating smooth project execution and achieving project success.,
Standardised Digital Workplace 2018 - 2019
Lead the design and build of unified digital workplace covering user productivity, collaboration, and support., Standardized device provisioning using Windows SCCM for notebooks, desktops, and mobile devices., Deployed unified endpoint management policies with conditional access, encryption, and patching baselines. Integrated Microsoft 365 tools including Teams, OneDrive, and SharePoint to enhance cross-site collaboration and video conferencing., Improved support experience by optimising service desk workflows, deploying proactive monitoring, automation scripts, and develop client compliance dashboard.,
Multiple M&A Integration / Divestiture 2015-2020
Led multiple IT integrations for Bruker's acquisitions, playing a key role in the negotiation of Transition Service Agreements (TSAs) and executing complex IT carve-outs., Strong negotiation and diplomacy skills to ensure favorable terms and smooth transitions., Managed network redesign, data migration to SAP ERP, and coordinated cross-functional teams, completing projects ahead of schedule.
Certification
ITIL v3 Foundation, CITM, CITPM
Languages
English
Bilingual or Proficient (C2)
Chinese (Mandarin)
Bilingual or Proficient (C2)
Interest
Reading, History, Jogging, Hiking, Travel
Timeline
Senior IT Manager, APAC
Groz Beckert East Asia LLP
02.2023 - 11.2025
Global Head of IT Operations
Bruker Corporation
01.2021 - 09.2022
Senior Manager, IT Operations and Service, APAC
Bruker Corporation
05.2014 - 01.2021
Regional IT Infrastructure Manager
Dräger Medical and Safety Asia Pacific
10.2012 - 05.2014
Regional IS Manager
Rolls -Royce Solution Asia / MTU Asia
10.2009 - 09.2012
International IT Project Manager
ZF Friedrichshafen AG (Shanghai Based)
01.2005 - 10.2009
Master of Information Technology -
Monash University
Bachelor of Computing -
Monash University