Stathis Athanasiadis, CISSP

Stathis Athanasiadis, CISSP

a sysadmin puts words together, how-tos and guides. taking good care of your systems since 1998.

Curriculum Vitae

Career

IT Manager at Iason Hellenic Shipping (Sep 2013 - Present)

  • Designed, managed, and administered the migration to Microsoft Azure & M365, moving existing on-premises AD, File servers, databases, and applications to the cloud.
  • Introduced technologies such as Windows Virtual Desktop (WVD) infrastructure replacing Citrix XenApp, and Teams helping remote workers achieve their tasks efficiently, securely, and trouble-free from any location.
  • Migrated from Danaos Info@Gate to Outlook online, maintaining all historical data and email messages.
  • Designed and implemented a Document management solution based on Sharepoint online.
  • Develop, improve, manage, administer and maintain the company vessel’s overall IT systems infrastructure (both onvessel and cloud-based) according to procedures set out by the company.
  • Develop and maintain the company’s relationships with IT vendors, and assume final decision-making responsibility while overseeing contracts with vendors and partners.

Senior Systems Administrator at Logifer (Sep 2010 to Apr 2013)

  • Updated 200+ workstations from Windows XP to Windows 7 for a public domain customer by leveraging PXE and Windows Deployment Services.
  • Migrated 50+ workstations across 4 locations to a new domain using custom scripting without affecting local user files for a big private retail customer.
  • Assisted company achieve Microsoft Gold partnership competencies via certifications.

Systems Administrator at HelpPC (May 2008 to Jun 2010)

  • Designed, installed, and configured AD solution for a public domain customer that included hardware provisioning and configuration, software configuration, workstations installation, and user training.
  • Designed, installed, and configured complete IT infrastructure solution for a news agency, including servers, networks, storage, and workstations (PC & Mac).

Systems Administrator at SpinSystems (Jul 2001 to May 2004)

  • Designed and custom disaster recovery solution for a large maritime company through StorageCraft, ensuring business continuity in a DR site.
  • Participated in customer ISO27001 certification process, assisting clients in meeting requirements leveraging existing infrastructure where possible or suggested suitable upgrades and configurations.

Computer Technician at Image Computers (May 1998 to Jul 2001)

  • Built, configured, optimized, and quality tested computer systems, frequently topping hardware reviews in various printed publications.
  • Troubleshoot and repair computer systems.
  • Installed, managed, and administered home and small to medium-scale networks.
  • Support and train end-users.

Key responsibilities

  • Manage, configure, maintain and support IT infrastructure - servers, networks, firewalls, and computer systems of various vendors and architectures including SBS, ADDS, File Servers, Exchange, ISA, IIS, and others – physical and virtual, both onpremises and cloud-based.
  • Design, implement, document, standardize and audit security policies, access controls, and user levels of access.
  • Design, implement, document, and test backup procedures and policies - business continuity and disaster recovery planning.
  • Support operational requirements, enabling the continuous flow and processing of information and maximizing returnon-investment on IT infrastructure, as well as ensure a low number of incidents of failures of IT systems.
  • Lead IT project management by planning IT projects, preparing relevant budgets and controlling overall project progress, offering evaluation and recommendations on improving current systems, taking care of upgrades and migrations needed.
  • Implement software updates, upgrades, and patches on time suitable to limit downtime of services.
  • Check and analyze hardware and software log files regularly to verify and ensure optimal system performance and security.
  • Provide meaningful metrics and analytics to report availability, productivity, and performance.
  • Respond and troubleshoot end-user requests as well as provide in-house training for users and administrators.

Education

University of Portsmouth, UK (Sep 2004 to May 2008)

  • MSc, Computer Network Administration and Management (Distinction)
  • BEng (Honours), Computer Networks

IEK Korelko (1996 to 1998)

  • HND, Computer Technician

General Greek Lyceum (GEL)

  • Graduated in 1996

Dissertations

Virtualization Solutions

a 253-page Master’s degree dissertation for MSc Computer Network Administration and Management.

  • Comparison between 4 hypervisors (VMWare, Virtualbox, MS Virtual PC, Citrix Xen) in real-world workloads.
  • Schematic depiction of quantitative measurements.
  • Inference through benchmarking.

Design and Implementation of an Academic Computer Network

a 110-page Bachelor’s degree dissertation for BEng Computer Networks.

  • Theoretical approach and practical network design.
  • Systems selection, installation, application, and configuration.
  • Maintenance plan, troubleshooting, and policies framework.

Certifications

ISC(2)

  • CISSP - Certified Information Systems Security Professional (July 2011)

Microsoft

  • MS M365 Enterprise Administrator Expert (since Sep, 2021)
  • MS M365 Security Administrator Associate (since Sep, 2021)
  • MS M365 Identity & Services (since Jun, 2021)
  • MS M365 Mobility & Security (since Aug, 2021)
  • MS M365 Fundamentals (since May, 2021)
  • MS Azure Administrator Associate (since Mar, 2021)
  • MS Azure Fundamentals (since Jan, 2021)
  • MCSA Server 2008 (since Apr, 2012)
  • MCITP Enterprise Administrator on Windows Server 2008 (since Aug, 2011)
    • MCTS Windows Server 2008 Network Infrastructure, Configuration
    • MCTS Windows Server 2008 Active Directory, Configuration
    • MCTS Windows Server 2008 Applications Infrastructure, Configuration
    • MCTS Windows 7, Configuration
    • MCTS Pro Windows Server 2008, Enterprise Administrator
  • MCTS SCVMM 2008, Configuration (since May, 2011)
  • MCTS Windows Server Virtualization, Configuration (since Apr, 2011)
  • MCTS SBS 2008, Configuration (since Apr, 2011)
  • MCP Microsoft Certified Professional (since Apr, 2012)

Citrix

  • Citrix Certified Administrator - Citrix XenServer Enterprise Edition (since Feb, 2009)

Other/Seminars

  • Kaspersky Labs Certified Professional, Kaspersky Endpoint Security Configuration and Management (since Jul, 2013)
  • Implementing Microsoft Sharepoint Server
  • Advanced ZyXEL Certified Administrator USG

Additional Activities

  • Member, ISC(2) Greek chapter
  • Member, AMMITEC - Association of Maritime Managers for Information Technology and Communications

Social and other skills

  • Proficient in English, native Greek.
  • Good management skills.
  • Skills related to coordination, project planning, time management, responsibility allocation, and control.
  • Creative and entrepreneurial thinking - minimal supervision required with attention to detail.
  • Focused, committed, methodical and accurate. Goal and achievement-oriented with exceptional analytical abilities.
  • Excellent interpersonal, communication, negotiation, and persuasion skills.
  • Reliable, trustworthy, respectful, honest, and discreet. Confident, polished, and professional image.

Thank you for reading!