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The latest job opportunities at SIRO. We’ve been shortlisted for the Top 100 Happiest places to work in Ireland and nominated for Jobbio’s Happiest Small Businesses. 

Business Support Executive

SIRO is a joint venture company, between ESB and Vodafone, building a 100% fibre-to-the-building broadband network with speeds of up to 1000 Mbps, propelling Ireland into the ranks of the world’s fastest broadband countries.

Key Responsibilities:

  • Ensure a smooth procurement process for vendors through the issuing of purchase orders, seeking the businesses approval of goods/service, processing of invoices for payment all in a timely manner.
  • Responsible for monitoring the company bank accounts and completing bank reconciliations on monthly basis.
  • Preparing and reviewing month end reports for management.
  • Preparation of Balance Sheet reconciliations.
  • Liaise with business and third party vendors to ensure the transactional processes are operating effectively and that transactions posted accurately with sufficient back up.
  • Monitor the AP mailbox and resolve any day to day issues that may occur.
  • Liaise with project managers, functional managers and Finance Manager in relation to the timely opening and modification of Purchase Orders.
  • Validate financial master data on PO requests (e.g. GL codes, cost centres and asset classes) and liaise with Supply Chain to ensure master data reflects contractual arrangements (e.g. credit terms).
  • Co-ordinate, validate and process payment runs & ensuring payment is made in accordance with vendor contractual arrangements.
  • Preparation and review of Vendor reconciliations.
  • Work with Finance Manager and Finance Team to improve accounts payable processes and strengthen internal controls.
  • Monitor the work flow approvals of POs, invoices and payments and follow up with directors and/or management to ensure they are approved in a timely manner.
  • Contribute to the finance function, including provide analysis and calculations to help support commercial decisions.
  • Work cross functionally to develop new and improve existing processes.
  • Look to continuously improve processes you are involved in.
  • Identify savings and areas where financial controls can be strengthened.


  • Graduate with an Accounting, Business related or numerical degree
  • Keen interest in accounting and finance
  • Energetic, enthusiastic and self-motivated
  • Excellent communication and interpersonal skills
  • Attention to detail
  • Ability to work both in a team and also independently
  • Organisational skills and ability to work effectively to deadlines
  • Analytical and problem solving skills
  • Business acumen and interest
  • Proficiency in IT (knowledge of Excel and Accounting Systems are an advantage)

Location: Carrickmines, Dublin 18

Duration: 12 month contract

To apply, please e-mail your CV and cover letter to

IT Infrastructure Lead

The IT Infrastructure Lead role is to manage and support the systems, services and infrastructure for the day to day running of the organisation. The role includes support for SIROs internal employee base, Office IT, hardware, software, telephony, applications, and the performance and stability of business-critical systems, networks and servers.

Accountable for managing the Level 2 & 3 Service Desk Support Resources, who manage and maintain Desktops, Laptops, Printers, Internet, eMail, MS Office 365 & Telephony.

The role reports into the Head of IT

  • Day to day management of Office IT systems and support
  • Plan, design, and execute the deployment of highly available IT infrastructure and associated support services, including networks, servers, storage, security, systems and applications.
  • Proactively perform operational management of the datacentres and environments.
  • Coordinate the analysis and troubleshooting of performance and availability of all systems and networks.
  • Provide information and advice to the key stakeholders on network infrastructure risks and issues as appropriate
  • Ensure that the network and systems adhere to relevant standards including those set out by law, and other regulatory and statutory bodies
  • Establish and maintain strong, strategic partnerships with vendors and service suppliers.

Systems experience

  • Redhat Linux administration and troubleshooting
  • Knowledge of syslog services
  • Wifi security and troubleshooting.
  • Experience with Microsoft Hyper-V management, SAN storage, switching, routing
  • Active Directory, DHCP, TCP/IP, Group Policies
  • Knowledge of IP Addressing, Webhosting, DNS, Amazon AWS
  • Worked with firewalls Fortinet and Cisco. VPNs
  • Experience with Radius. Preferably Forti-Authenticator
  • Data Center Experience to manage multiple sites
  • Build-out a configuration and of laptops and desktop computers, including Windows.
  • Imaging process like Clonezilla. OS hardening and sysprep of images.
  • Experience of cisco voice and video, Clickshare, WebEx
  • Knowledge of helpdesk & inventory software. Preferably Lansweeper
  • Knowledge of Office 365, Azure Services.
  • Manage backups such as Microsoft DPM.
  • Experience responding to security breaches and viruses

Desirable Skills

  • Monitoring systems such as Cacti, Solarwinds
  • Nutanix Hyper-Converged Solution
  • Knowledge of Cisco Meraki
  • Knowledge of Sharepoint
  • Multimedia experience working with Datapath, wallscreens, recording of various events.


Qualifications and competencies

  • 7-10 years experience in IT service delivery, systems administrator or IT operations
  • BS degree in Information Technology, Computer Science, or equivalent working experience
  • Technical support experience across PC, laptops, Windows, Office365, networking, software applications, IT systems
  • Good written and verbal communication skills
  • Demonstrated experience working in a team environment
  • Demonstrated experience with Networks, Office 365, and/or Azure administration
  • Advanced troubleshooting skills
  • ITIL qualified would be an advantage
  • Security measures for the protection of computer networks and information
  • Vendor management
  • Excellent time and people management skills
  • Excellent communications skills with an ability to interact with customers at all levels

To apply, please e-mail your CV and cover letter to