Description

Senior SQL & ITSM Consultant — halve DB latency, stop recurring incidents, cut DB costs

Georgios Makridis: Operational Reliability & Business Continuity

Strategic Partner for High-Stakes Data Operations & ITSM Governance

💻 Faster user experience (MSSQL Performance Rescue)

⚙️ Fewer outages and repeat incidents (ITSM Fix Sprint)

🛡️ Predictable, auditable operations (Managed Performance)

Stop production slowdowns, eliminate repeat incidents and make your database platform predictable, auditable and cost‑efficient. Fixed‑price, outcome‑first engagements that deliver measurable KPIs and a clear roadmap to scale.

Faster user experience (MSSQL Performance Rescue)

Outcome: Halve median query time and reduce cloud DB spend.

Deliverables: 48‑hour audit; baseline metrics; top 5 prioritized fixes; quick‑win implementations; expected ROI and 2‑week pilot plan.

Fewer outages and repeat incidents (ITSM Fix Sprint)

Outcome: Remove recurring incidents and cut MTTR so ops focus on innovation.

Deliverables: RCA facilitation; 3 permanent fixes; automated 1–2 workflows; KB articles; SLA tuning and escalation playbook.

Predictable, auditable operations (Managed Performance)

Outcome: Ongoing stability, clear RTO/RPO and lower operational risk.

Deliverables: Monthly tuning, alert/dashboard ownership, quarterly RCA workshops, CMDB reconciliation and ServiceNow governance.

🌍 Why this works for your team

29+ years in SQL, L3 support and ITSM; proven in high‑volume, regulated platforms (100M+ transactions, multi‑country). ServiceNow Certified System Administrator and ITIL 4 certified. English C2, French B2; Brussels‑area and remote engagements (inside Belgium). PEPPOL-ready SRL.

All discussions and documentation will be in English.

Book a 30‑minute discovery to confirm KPIs and a tailored 48‑hour audit plan — which outcome should we prioritise first: latency, incidents, or cost?

Industry field of expertise

Languages

English
Native or bilingual
French
Conversational
Greek
Native or bilingual
Italian
Basic

Workplace preferences

Can work on-site

Brussels (up to 50km)

Interparking Group
Functional Analyst / Senior SQL Developer
AUTOMOBILE
January 2025 - Today (1 year and 5 months)
Brussels, Belgium
Analysis Leadership: Led end-to-end functional analysis bridging business needs with technical specifications.
Team Facilitation: Facilitated workshops and led cross-functional teams for solution design and delivery.
Technical Support: Provided senior SQL and L3 Dev support for mission-critical production systems.
Governance: Managed incident investigation, RCA, and corrective actions for regulatory compliance.
Data Integrity: Managed UAT and reconciliation to ensure cross-border invoicing and data accuracy.
Tech: BPMN, UML, draw.io, Azure DevOps, Jira, Confluence, Git, ServiceNow, SQL Server, T-SQL.
SQL Server SQL Transact-SQL ServiceNow Database Management (e.g., SQL, NoSQL)
Interparking Group
Head of Group IT Support
AUTOMOBILE
January 2023 - December 2024 (1 year and 11 months)
Brussels, Belgium
Team Leadership: Directed L1/L2 support teams across nine countries for multi-national operations.
ServiceNow Administration: Managed 50,000+ tasks over a two-year implementation period.
Service Management: Managed ITIL Incident, Service Request, Problem, and Change lifecycles.
Process Governance: Established cross-border processes and monitored KPIs for quality service levels.
Tech: ServiceNow Admin/ITSM (Incident, KM, Change), ITIL, KPIs.
ITIL ITSM ServiceNow Change and Transformation Management IT Service Management
Interparking Group
Senior SQL/.net Maintenance Engineer
AUTOMOBILE
May 2019 - December 2022 (3 years and 7 months)
Brussels, Belgium
Platform Reliability: Managed 100M+ transactions in nine countries ensuring high-volume platform stability.
Data Integrity: Facilitated complex data reconciliation and settlement for multi-national revenue operations.
SQL Development: Optimized SQL Views and Stored Procedures for accurate cross-border invoicing.
L3 Support: Led incident investigation, delivered technical fixes & conducted comprehensive RCA.
Tech: SQL Server, T-SQL, Stored Procedures, SSMS, Azure DevOps, Jira, Git, Confluence.
Transact-SQL SQL SQL Server Database Management (e.g., SQL, NoSQL)