Summary
Overview
Work history
Education
Skills
Certification
Affiliations
Timeline
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Andrew Riszko

Hull,East Riding of Yorkshire

Summary

A highly skilled professional with a strong foundation in IT and customer service, known for calm and logical problem-solving abilities. Proficient in TCP/IP, DHCP, Windows Services, SQL, and Microsoft programs, with ECDL certification underscoring technical expertise. Demonstrates exceptional written and verbal communication skills and a commitment to strong customer service ethics. Quick learner with experience in custom PC builds and adept at using tools like WSM, AD, and Entra. Career goals include leveraging IT skills to enhance organisational efficiency and customer satisfaction.

Overview

5
5
years of professional experience
1
1
Certification

Work history

IT Infrastructure & Support

Alamo Business Systems
06.2023 - 05.2024
  • Proven experience in managing complex IT infrastructures, supporting end users, and maintaining reliable network and hardware performance across multi-site environments.
  • Oversaw IT operations across six SEN schools in Hull, utilizing Microsoft Active Directory and Entra to manage users, groups, and devices while enforcing security policies and access controls.
  • Provided onsite and remote technical support across Windows 10/11 and macOS environments, quickly resolving hardware and software issues to maintain high system availability.
  • Administered Microsoft 365 (Outlook, Teams, OneDrive, Office apps), enhancing collaboration and productivity for over 500 staff members.
  • Diagnosed and resolved network-related issues, including configuration of DHCP/DNS, ensuring consistent and secure connectivity across all school sites.
  • Configured and maintained Windows Server 2012–2016 environments, improving server reliability and supporting critical educational and administrative functions.
  • Led a successful cloud migration project, transitioning file storage to a cloud-based platform with minimal disruption to daily operations.
  • Managed hardware and software inventory using asset tracking systems, reducing loss and improving accountability by 15%.
  • Designed and maintained virtual environments using Hyper-V and Veeam, enabling testing and rollout of new IT solutions more efficiently.
  • Prioritized and resolved support requests in line with SLAs, delivering consistent and equitable IT services across multiple school sites and the central office.

Test & Trace

ResQ
09.2022 - 05.2023
  • Company Overview: NHS Track and Trace
  • Contributed to the national COVID-19 response by supporting efforts to prevent the spread of the virus across the UK.
  • Conducted high-volume outbound calls to individuals identified as contacts of confirmed COVID-19 cases, providing accurate, up-to-date public health guidance in line with NHS protocols.
  • Collected and documented critical information on recent movements and close contacts to assist with contact tracing efforts and reduce further transmission.
  • Offered emotional and practical support, directing individuals to available services during isolation periods.
  • Performed follow-up calls to monitor well-being, ensure continued compliance with isolation guidelines, and provide additional assistance when required.
  • Maintained professionalism and empathy in all communications while handling sensitive and confidential health data in accordance with GDPR and NHS policies.
  • NHS Track and Trace

IT Support Engineer

Tevalis
08.2019 - 07.2020
  • Delivered 1st and 2nd line IT support during 12-hour shifts, managing high volumes of support tickets and inbound calls from clients.
  • Used LogMeIn for remote access to diagnose and resolve technical issues efficiently, with a target resolution time of under 15 minutes to support clients during live service hours.
  • Performed overnight maintenance tasks, including remote software upgrades, database backups, and system testing using Microsoft SQL.
  • Ensured minimal disruption to client operations by proactively managing system updates and troubleshooting issues before business hours.
  • Worked closely with internal development and integration teams to connect third-party platforms such as PaymentSense, Sage, and Verifone with Tevalis systems, ensuring seamless software interoperability for clients.
  • Developed strong hands-on skills in: Windows OS administration, Error code troubleshooting, Network diagnostics and connectivity issues, Printer setup and file sharing, Scheduled task automation in Windows, SQL database querying and modification.
  • This role strengthened my ability to work under pressure, manage multiple priorities, and deliver high-quality technical support in a fast-paced, client-focused environment.

Education

A Levels - Psychology - C, Biology - C, Computing - Distinction

Wyke 6th form College

Skills

  • Calm and logical
  • Problem solving
  • Written and verbal communication
  • Quick learner
  • Strong customer service ethics
  • IT Skills
  • TCP/IP
  • DHCP
  • Windows Services
  • SQL
  • WSM
  • AD
  • Entra
  • Custom PC builds
  • Microsoft programs
  • ECDL Certified

Certification

Full UK Driving license

Affiliations

Hiking, Biking, Gaming, Pool and Cooking

Timeline

IT Infrastructure & Support

Alamo Business Systems
06.2023 - 05.2024

Test & Trace

ResQ
09.2022 - 05.2023

IT Support Engineer

Tevalis
08.2019 - 07.2020

A Levels - Psychology - C, Biology - C, Computing - Distinction

Wyke 6th form College

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Andrew Riszko