Mark Yonchak
Senior Director - SAP ERP Platforms at RTX | Rockwall, Texas, United States
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Mark Yonchak is a seasoned Senior Information Technology Professional with over 20 years of leadership experience, currently serving as the Director of ERP Technical Services at L3Harris Technologies. In this pivotal role, Mark oversees all aspects of system administration, development, and database management for critical ERP systems, including SAP, DELTEK COST POINT, and INFOR. His strategic oversight extends to managing a substantial annual budget of $52 million and leading a diverse team of approximately 90 associates, where he fosters a culture of high performance and collaboration.
Mark's expertise in ERP implementations and support has been instrumental in driving significant organizational advancements. Recently, he successfully negotiated and executed the migration of one of L3Harris's SAP instances to RISE SAP S/4, a transformative initiative that enhances operational efficiency and positions the company for future growth. His proficiency in SAP project management, coupled with a deep understanding of technology solutions and security, enables him to deliver robust IT strategies that align with business objectives.
In addition to his technical acumen, Mark is adept at leveraging tools such as Celonis for process mining and optimization, ensuring that the organization continually improves its operational workflows. His strategic vision and ability to think critically about technology management have made him a key player in shaping L3Harris's IT landscape. As he continues to lead his team through complex projects and challenges, Mark remains committed to developing innovative solutions that drive success and enhance the overall performance of the organization.
Senior Director - SAP ERP Platforms at RTX in October 2024 to Present
Director of ERP Technical Services at L3Harris Technologies in April 2021 to October 2024
Director of SAP COE at L3 Technologies in January 2019 to April 2021
Director Of Technical Services SAP COE at L3 Technologies in April 2018 to December 2018
Director of Application Systems Aerospace Systems Group at L3 Technologies in September 2015 to April 2018
SAP Application Manager at L3 Technologies in March 2013 to September 2015
Manager of Development and BOBJ - L-3 Communications at L3 Technologies in March 2012 to March 2013
SAP North America PMO at Tarkett in August 2010 to March 2012
Director - N.A. Applications at Siemens ITS in March 2009 to August 2010
Manager Data and Network Security/Mgr FICO/BW/HR at Lincoln Electric in January 2002 to March 2009
Financial Systems Analyst/Asst Controller at Orius in January 2000 to January 2002
Director Of Operations at Marconi in January 1999 to January 2000
FICO Manager at Marconi in January 1997 to January 1999
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The Ohio State University, BSBA
Cleveland State University, MA
LAKE CATHOLIC
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Strategic Influence
Resource Allocation
Business Continuity Planning
SAP Project Management
Financial Consolidation
English
Technology Solutions
Technology Governance
Technology Security
Private Equity
Contract Negotiation
Celonis
Reference Data
Core Data
SAP MDG
Data Governance
Absenteeism
Key Performance Indicators
Group Presentations
Attention to Detail
Job Satisfaction
Customer Interaction
Overcome Obstacles
Implementation Experience
Unbiased
Technical Architecture
Continuous Improvement
Enterprise Solution Design
Public Cloud
Application Development
Request for Proposal (RFP)
Technical Requirements
Presentations
Business Knowledge
Application Portfolio Management
Transition Planning
Business Case Preparation
Project Performance
Business Case Development
IT Compliance
Thinking Skills
Infor Enterprise Resource Planning (ERP)
Business Applications
Executive Management
Resource Management
Multi-million Dollar Budgets
Service Delivery
Business Solution
Large Projects
Presentation Skills
SAP R/3
SAP Implementation
SAP
ERP
Financial Analysis
Business Analysis
Leadership
Management
Cost Accounting
Integration
Networking
Finance
Process Improvement
Auditing
Security
PMO
SAP ERP
Analysis
Business Objects
Business Process
Project Management
Program Management
Cross-functional Team Leadership
Information Technology
SDLC
Business Intelligence
Business Process Improvement
SAP Products
Enterprise Resource Planning (ERP)
Requirements Analysis
Six Sigma
IT Strategy
Change Management
Vendor Management
ERP Implementations
Budgeting
IT Management
Onshore Operations
Certified in Risk and Information Systems Control (CRISC)
Performance Reviews
Financial Systems
Accounting
Aerospace
Application Security
Financial Accounting
Enterprise Software
Strategic Planning
Customer Service
Business Planning
Application Lifecycle Management
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Discover more about RTXWhat is Mark Yonchak email address?
Email Mark Yonchak at [email protected] and [email protected]. This email is the most updated Mark Yonchak's email found in 2026.
How to contact Mark Yonchak?
To contact Mark Yonchak send an email to [email protected] or [email protected]. (updated on August 26, 2024)
What company does Mark Yonchak work for?
Mark Yonchak works for RTX
What is Mark Yonchak's role at RTX?
Mark Yonchak is Senior Director - SAP ERP Platforms
What is Mark Yonchak's Phone Number?
Mark Yonchak's phone (214) ***-*335
What industry does Mark Yonchak work in?
Mark Yonchak works in the Aviation & Aerospace industry.
Mark Yonchak Email Addresses
Mark Yonchak Phone Numbers
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