Insightful Information Technology Manager with 23 years of IT leadership experience including oversight of infrastructure, application support and security services. Dedicated to customer satisfaction with focused delivery of technical solutions. Proven leader in directing operations, maintenance and support of complex systems. Develops creative business solutions, leveraging diverse methodologies and delivering engineering solutions for leading organizations. Highly adept in request for proposal development, technology needs assessments and staff training.
Overview
29
29
years of professional experience
Work History
IT Director
Crimson Holding Group Inc (formerly Association Healthcare Management)
01.2021 - 07.2025
Directed enterprise-wide IT operations, overseeing infrastructure, cloud services, cybersecurity, and communications platforms
Executed ISO 27001-aligned controls through encryption, patch management, access governance, and vulnerability remediation
Led cross-functional teams managing Microsoft 365, AWS, Barracuda, Bitdefender, NinjaOne, JIRA, Cloudflare, SRFax and VoiceGain / AirCall customed AI telephone systems to support 24/7 operations and compliance with HIPAA standards
Led migration projects involving Azure and AWS with strong stakeholder engagement and post-deployment performance tuning
Directed endpoint protection strategy using Intune, Bitdefender GravityZone and RMM with NinjaOne for proactive threat management
Implemented collaborative tools and remote-friendly infrastructure to support distributed teams and enhance operational agility
Championed security awareness initiatives using KnowBe4, reducing phishing risk and fostering a culture of vigilance
Oversaw asset lifecycle management via AssetTiger, streamlining audits, maintenance schedules, and inventory accuracy
Built a culture of resilience and growth through staff mentoring, cross-training, and collaborative leadership
Oversaw vendor relationships across cloud, security, email, RMM, and asset platforms; ensured SLA adherence and cost optimization
Collaborated with executive leadership and finance teams to forecast IT expenditures, evaluate ROI, and prioritize capital projects- Led budgeting for cloud migration, cybersecurity initiatives, and infrastructure upgrades
IT Services Manager
Crimson Holding Group Inc (formerly Association Healthcare Management)
04.2014 - 12.2020
Configure spam filters, phishing protection, and email continuity- Monitor threat reports and quarantines- Manage encryption and archiving policies
Deploy agents for remote monitoring and patching- Automate remediation and alerting- Maintain endpoint health and asset visibility
Manage endpoint protection policies and threat analytics- Enforce encryption and compliance standards- Generate audit-ready security reports
Administer user accounts, licenses, and MFA- Oversee Exchange, Teams, SharePoint, and OneDrive- Monitor service health and usage analytics
Track and manage fixed assets across departments- Configure barcode/QR scanning and check-in/check-out workflows- Schedule maintenance and warranty alerts- Generate custom reports for audits and depreciation tracking
Administer security awareness training and phishing simulations>- Monitor user risk scores and campaign effectiveness- Customize training modules and reporting dashboards- Integrate with email systems for real-time threat response
Configure and maintain Mitel PBX settings, SIP endpoints, and call routing- Manage voicemail, hunt groups, and auto-attendant- Monitor system health and apply firmware updates
Evaluate vendors for technical fit, reliability, and compliance- Align vendor capabilities with organizational goals
Negotiate service-level agreements (SLAs), pricing, and renewal terms- Ensure contracts meet regulatory and operational standards
Maintain open communication with vendor account managers- Collaborate on roadmap planning and feature rollouts
Mentored IT staff across roles and seniority levels, encouraging continuous learning and cross-training to boost team versatility
Senior Network Administrator
Crimson Holding Group Inc (formerly Association Healthcare Management)
01.2010 - 03.2014
Designed, implemented, and maintained LAN/WAN infrastructure using WatchGuard, HP and Dell devices
Administered firewalls, VPNs, and intrusion prevention systems to safeguard sensitive data and ensure HIPAA compliance
Documented network topology, configurations, and change management procedures for audit readiness
Collaborated with IT leadership to align network architecture with business continuity and disaster recovery plans
Coordinated with vendors for hardware procurement, licensing, and support escalations
Supported VoIP and unified communications systems (e.g., Mitel) for enterprise telephony
Network Administrator
Crimson Holding Group Inc (formerly Association Healthcare Management)
01.2001 - 12.2009
Provided front-line tech support across the organization
Served as LAN/WAN and Telecom Administrator, providing comprehensive technical support for a multi-platform network environment. Managed infrastructure built on Windows Server 2003, Exchange Server 2003, SQL Server 2000, IIS 6.0, and Nortel Meridian1 Option 61C PBX systems to ensure high availability and operational efficiency
Executed certificate issuance and renewal, account management, and policy governance for secure IT environments
Performed continuous desktop surveillance to detect threats and optimize resource usage by updating or eliminating software that compromised system efficiency across the network.
Identified and immediately resolved issues with network devices.
Maintained network hardware and software and monitored network to support network availability to end users.
Backed up company data to distributed storage centers to avoid massive data loss.
Installed, configured and supported local area network (LAN), wide area network (WAN) and Internet system.
Assisted IT staff on troubleshooting issues and closing calls.
Implemented and maintained virtual private networks.
Accounting Information System Consultant
Jankit Enterprise / JRM Engineering
07.1998 - 07.1999
Design and execute conversion of accounting processes to an automated system using Windows 3.11 workgroup environment and domestic payroll software system
Oversee end-user support operations, ensuring timely guidance and effective solutions for technical issues
Provide leadership and hands-on assistance to end users, enhancing service quality and satisfaction
Manage user support initiatives by delivering strategic guidance, troubleshooting expertise, and system navigation assistance
Senior Auditor
Coopers and Lybrand Thailand
05.1997 - 04.1998
Plan, execute, and finalize audits for clients across industries
Perform Risk Assessment and Review Financial Statements
Supervise and coach associates, review their work, and provide feedback
Present findings, discuss recommendations, and build relationships with client leadership
Manage timelines, budgets, and deliverables across multiple engagements
Stay current on auditing standards and ensure audits meet legal and professional requirements
Junior Auditor
Coopers and Lybrand Thailand
05.1996 - 04.1997
Verify financial statement line items like cash, accounts receivable, and expenses
Assess internal controls for effectiveness and compliance
Visit client sites to gather evidence, interview stakeholders, and document findings
Use statistical methods to test a subset of transactions for accuracy
Assist managers and senior auditors with documentation, meeting minutes, and client communications
Participate in formal and on-the-job training to build technical and soft skills
Kept up-to-date with tax changes and industry trends by participating in professional organizations, opportunities, and networks.
Education
Master of Science - Management Information Systems
College of Business
Houston
12-2001
Bachelor of Science - Accounting
Commerce And Accountancy School
Bangkok, Thailand
03-1996
Skills
Cloud Platforms: Microsoft Azure, AWS, Microsoft 365, Cloudflare
Chief Operating Officer at AY London - HealthCare Management Holding CompanyChief Operating Officer at AY London - HealthCare Management Holding Company
Commercial Property Manager/ Asset Manager and Yardi Consultant at A2S management / CK Holding Group LLCCommercial Property Manager/ Asset Manager and Yardi Consultant at A2S management / CK Holding Group LLC
Manager, Application Development at Healthcare Financial Management Association (HFMA)Manager, Application Development at Healthcare Financial Management Association (HFMA)