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Ovidiu Marian
Cluj-Napoca,CJ
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Open to workDesired Job Title
IT Security ExpertSenior SAP ABAP DeveloperFreelancer, Senior Technical ConsultantFreelancer, Senior Technical ConsultantFreelancer, SAP ABAP Development ConsultantWork Type
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RemoteSummary
IT Security and SAP ABAP Development professional with extensive experience delivering secure, scalable enterprise solutions. Successfully deployed GDPR-compliant systems and managed encryption and firewall configurations to safeguard sensitive data. Proven success in optimizing applications and leading technical teams in critical sectors.
Overview
3
3
Certification
19
19
years of professional experience
Work History
IT Security Expert
Marian Ovidiu PFA
Cluj-Napoca
10.2020 - Current
- Earned IT Security Officer Certification, demonstrating advanced expertise in cybersecurity and compliance frameworks
- Configured encryption and firewalls to protect sensitive data and secure network traffic
- Implemented VPNs and virtualized multiple OS environments using VMware and Oracle VirtualBox
- Administered Debian Linux and privacy-focused operating systems to strengthen secure infrastructure operations
- Managed Linux and Windows 11 system administration, enhancing reliability and security posture
- Deployed FOSS solutions across Android, Linux, and Windows to enhance privacy and protect systems from vulnerabilities
- Set up and maintained MySQL and MS SQL Server 2022 databases, integrating C# applications for robust data management
- Developed desktop applications in C# with Visual Studio 2022, automating [X] operational tasks
Senior SAP ABAP Developer
Weber Automotive GmbH
Friedrichshafen
03.2019 - 09.2020
- Architected and deployed GDPR-compliant login system serving factory-wide employee base, integrating data across multiple SAP instances via centralized business platform
- Authored company-wide ABAP programming standards and best practices, establishing code quality benchmarks across development teams
- Engineered fail-safe synchronization mechanisms that ensured consistent login data across factory and business systems
- Built Web Dynpro administration applications that streamlined login management and minimized manual overhead
- Enhanced SAP MM factory applications and PP production procedures to improve operational workflows
- Debugged critical memory leak in factory-wide confirmation application, restoring system stability
- Managed change deployment via SAP Transport System for direct production releases
Freelancer, Senior Technical Consultant
MSG Systems Romania SRL
Cluj-Napoca
05.2018 - 03.2019
- Developed HR module reports from functional specifications, delivering [X] payroll and analytics reports that streamlined data access
- Refactored query-generated HR reports for maintainability, reducing query execution time by [X]%
- Refactored query-generated HR reports for maintainability, enhancing readability and reducing query execution time by [X]%
- Developed HR module reports from functional specifications, delivering [X] reports for payroll and analytics
Freelancer, Senior Technical Consultant
Allgeier Enterprise Services GmbH
Kronberg
12.2017 - 04.2018
- Achieved ODATA and SAP Gateway certification, enhancing integration and API capabilities for improved system interoperability
- Integrated JIRA data into SAP via REST API and JSON deserialization, streamlining project tracking workflows
- Provided Level 3 support and enhancements for Web Dynpro, Floor Plan Manager, POWL, and MVC applications, ensuring system reliability and user satisfaction
Freelancer, SAP ABAP Development Consultant
DB Systel GmbH
Frankfurt
10.2016 - 12.2016
- Implemented SAP applications using ABAP OO, ALV, Dictionary, BADI, BAPI, and Function Modules, ensuring alignment with specifications and enhancing system functionality
- Produced technical and component test documentation, facilitating clearer communication and collaboration among stakeholders using Enterprise Architect, Subversion, and collaboration tools
- Enforced code quality standards via SAP Code Inspector, leading to improved code reliability and a measurable reduction in defect escape rate
Freelancer, SAP ABAP Developer
Itelligence TR
Istanbul
09.2015 - 03.2016
- Delivered Level 3 support and developed [X] SAP applications for Mercedes Benz Turk and global sites, enhancing user experience and functionality
- Built solutions using ABAP OO, Web Dynpro, BSP, Floor Plan Manager, BADIs, BAPIs, IDocs, and Virtual Forge to meet specific client requirements
- Maintained code quality standards using SAP Code Inspector, ensuring high reliability and performance across all deliverables
Senior Technical Consultant eWM
Prismat GmbH
Dortmund
08.2014 - 08.2015
- Specialized in EWM module development, focusing on Stock Administration Monitor implementation.
- Delivered Level 3 support and development using ABAP Classic, ABAP OO, Web Dynpro, BSP, JavaScript, XML, and jQuery
- Optimized ABAP performance and executed unit tests, enhancing application response times.
- Presented Web Dynpro and Floor Plan Manager prototypes to clients, resulting in secured follow-on projects.
- Provided software development and consultancy across multiple SAP client engagements
ABAP Developer
Ströer AG
Köln
01.2014 - 03.2014
- Led software development team in providing Level 3 support and implementing SAP solutions for [X] projects
- Enhanced functionality of FI/CO applications by analyzing existing features, identifying areas for improvement, and resolving [X] defects to increase system reliability
- Built prototype applications using Web Dynpro and Floor Plan Manager to validate technical feasibility and support project objectives
- Integrated SAP Portal solutions and executed performance optimizations and QA testing
Teamlead, Software Development Team
IBM ROMANIA SRL
Stuttgart
01.2013 - 09.2013
- Led software development team delivering Level 3 support for insurance sector SAP systems
- Specialized in ABAP programming for FS-CD and FI-CA modules to resolve critical defects
- Developed dialog programming, reports, functions, and BADIs using ABAP OO and classical ABAP
SAP ABAP Developer
Lodestone MC
Munich
01.2011 - 11.2012
- Developed ABAP OO, BAPI, ALV, and IDOC solutions for BMW AG's ATLAS project, supporting [X] business processes
- Converted functional consultant specifications into efficient code, collaborating with large cross-functional teams
- Translated functional consultant specifications into robust code within large cross-functional teams
- Developed SAP Portal and Web Dynpro solutions utilizing HTML5, CSS3, and JavaScript to enhance user experience
- Advised Zurich Financial Services AG on ABAP OO programming best practices, improving code quality and maintainability
Senior Technical Consultant
SC IT Center of Excellence SRL
Cluj-Napoca
01.2008 - 12.2010
- Delivered CRM system enhancements for Porsche project, implementing lead management, business partner management, and campaign systems
- Developed and implemented new CRM components using ABAP, Web Dynpro (MVC), BAPI, and ABAP OO to improve system functionality
- Optimized application performance and resolved system defects, resulting in significant reduction of incident volume
- Achieved SAP certifications in TAW10, TAW12, Web Dynpro, BSP, SAP Basis, and ABAP Development Consultant to enhance technical expertise
- Worked as SAP Development Consultant (ABAP focus) and Senior .NET C# Developer across [X] client projects
Education
Bachelor of Science - Management and Business Administration
07-2010
Bachelor of Science - Computer Science
07-2005
Bachelor of Science - Physics
07-2004
Skills
- ABAP
- C#
- Secure coding
- JavaScript
- SQL
- XML
- JSON
- SAP ABAP
- Web Dynpro for ABAP
- BAPI
- BADI
- IDOC
- ALV
- Floor Plan Manager
- SAP Gateway
- ODATA
- SAP Transport System
- SAP R/3
- Application security
- NET
- BSP
- MVC Architecture
- MySQL
- MS SQL Server 2022
- Database Integration
- Security auditing
- Debian Linux
- Endpoint protection
- Encryption
- Firewall Configuration
- VPN Implementation
- Virtualization tools
- FOSS Security Tools
- Material management
- Production Planning (PP)
- Financial controlling
- Sales distribution
- Warehouse management
- FS-CD
- FI-CA
- CRM
- Technical Documentation
- Performance Optimization
- ABAP Unit Testing
- Level 3 Support
- Business Partner Management
- Lead Management
- Data encryption
- Cybersecurity
- Network security
- System administration
- Database management
- Compliance frameworks
- Technical documentation
- System integration
- Process automation
- Change management
- Problem solving
- Team collaboration
- Project management
- Disaster recovery planning
- Threat modeling
- Threat intelligence analysis
- Intrusion detection systems
- Incident management
- Incident response planning
- Security risk assessment
- Firewall configuration
- Identity and Access management
- SIEM systems
- Policy development
- SSL/TLS security
- Mobile device security
- Wireless network security
- Vulnerability assessment
- Public key infrastructure
- Application security
- Virtualization security
- ACL audit exchange
- Threat intelligence
- Continuity planning
- Secure coding
- Endpoint protection
- Identity and Access management
- Awareness training
- Cloud security
- Penetration testing
- Network security
- Ethical hacking
- Data encryption techniques
- Vulnerability assessment
- Identity management
- Information security
- Security auditing
- Network monitoring
- Risk assessment
- Security audits
- Threat intelligence
- Firewall management
- Information security policies
- Programming languages
- Patch management
- Data protection
- User awareness training
- DDoS mitigation
- Incident response management
- Threat hunting
- Threat modeling
- Access control
- Phishing detection
- Data loss prevention
- Wireless security
- SIEM tools
- DDoS prevention
- Incident response
- Security frameworks
- Web application security
- Application security
- IDS integration
- Secure coding
- Cryptography knowledge
Certification
- IT Security Officer Certification since 2021
- Certified as SAP Development Consultant with ABAP Focus since 2008
- SAP Courses Completed: TAW10, TAW12, Web Dynpro, BSP, SAP Basis, ODATA and SAP Gateway
- Certified as Analyst Programmer since 2001
Languages
Romanian Native,
English Advanced,
German Advanced,
French Beginner,
Spanish Beginner.
Timeline
IT Security Expert - Marian Ovidiu PFA
10.2020 - Current
Senior SAP ABAP Developer - Weber Automotive GmbH
03.2019 - 09.2020
Freelancer, Senior Technical Consultant - MSG Systems Romania SRL
05.2018 - 03.2019
Freelancer, Senior Technical Consultant - Allgeier Enterprise Services GmbH
12.2017 - 04.2018
Freelancer, SAP ABAP Development Consultant - DB Systel GmbH
10.2016 - 12.2016
Freelancer, SAP ABAP Developer - Itelligence TR
09.2015 - 03.2016
Senior Technical Consultant eWM - Prismat GmbH
08.2014 - 08.2015
ABAP Developer - Ströer AG
01.2014 - 03.2014
Teamlead, Software Development Team - IBM ROMANIA SRL
01.2013 - 09.2013
SAP ABAP Developer - Lodestone MC
01.2011 - 11.2012
Senior Technical Consultant - SC IT Center of Excellence SRL
01.2008 - 12.2010
Babes-Bolyai University - Bachelor of Science, Management and Business Administration
Babes-Bolyai University - Bachelor of Science, Computer Science
Babes-Bolyai University - Bachelor of Science, Physics