Athanasios Chatziargyriou

Experience

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  Research Committee

  Jan 2006 - Aug 2006

  Programmer
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  CERTH/ITI

  Sept 2006 - Jun 2008

  Research Assistant
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  PARKOTECHNIKI S.A.

  Jan 2010 - Mar 2010

  Sales Engineer
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  Intracom Telecom

  Apr 2010 - Apr 2020

  • Contribute to the product vision of Ericsson's Diameter Signaling Controller (DSC), primarily in the virtualization area.• Create and manage the feature roadmap and backlog for virtualization and VNF lifecycle management workflows according to ETSI standard on Ericsson's Virtual Diameter Signaling Controller (vDSC).• Manage a team of 10 software engineers across two scrum teams, focusing on continuous improvement and delivery of product increments for vDSC.• Present POCs to customers, primarily for new features of the vDSC. Show less • Coach team members, fostering continuous learning and development of soft skills.• Create and maintain Heat Orchestration Tempates (HOT) to streamline vDSC deployment, termination, scaling and healing utilizing either YAML or TOSCA.• Develop and maintain the Continuous Integration testing suite using Jenkins tool and Java for both DSC and vDSC.• Develop and execute test scripts using bash, Python and Perl to support the Continuous Integration testing suite.• Execute Quality Assurance and Verification tests on physical DSC nodes with GEP-3 and GEP-5 boards.• Develop and maintain DSC features using C++ and perform static code analysis using SonarQube.• Present remote demos for DSC and vDSC customers.• Provide 24/07 Tier 2 customer support for both DSC and vDSC nodes.• Address and resolve escalated issues related to DSC and vDSC.• Produce customer and internal documentation for DSC and vDSC.• Participate in a scrum team.• Utilize ClearCase and Git version control systems.• Develop strong experience in Diameter Signaling protocol, and ETSI standard for physical and virtual nodes. Show less

  • Product Owner

    Jul 2019 - Apr 2020

  • Software Engineer

    Apr 2010 - Jun 2019
• 

  Pfizer

  May 2020 - now

  • Lead business and digital Robotic Process Automation (RPA) projects on Regulated, SOX and Baseline instances.• Contribute to RPA platform management, focusing on sustainability and innovation.• Serve as Local Function Coordinator (LFC) for colleagues within the same digital line.• Establish the architecture and code standards for RPA.• Manage the design and code review process for RPA.• Develop and present proof of concepts (POCs) primarily in the Intelligent Automation area.• Design, develop and maintain common RPA solutions, focusing on AI (Data Extraction, NLP and Computer Vision) and APIs (Rest and Soap).• Address and resolve escalated issues related to RPA platform or automations.• Create PfizerBond Power Automate algorithm as a minimum viable product (MVP) and support trials for more than 9000 colleagues before its enterprise-wide adoption.• Develop Power BI and script solutions to monitor or gather data related to RPA platform.• Produce Solution Delivery Lifecycle (SDLC) documentation. Show less

  • Senior Manager, Solution Delivery

    Jul 2024 - now

  • RPA Solution and Automation Engineer

    May 2020 - Jul 2024