Senior TechOps Engineer

Uniphar Group; Ireland; Hybrid; EUR 75,000 - 110,000; Full time

Job summary

Uniphar Group in Ireland seeks a Senior Systems Administrator to manage on‑premises and cloud infrastructure, ensuring stability and security across Windows + virtualization platforms.

Hybrid work, on‑call rota, and collaboration with Devs and SecOps; responsibilities include backup, disaster recovery, monitoring, and automation with PowerShell.

Qualifications

• 5+ years of experience as a Senior Systems Administrator or similar role.
• Strong knowledge of Windows systems.
• In-depth Knowledge of cloud platforms (AWS, Azure, GCP) and virtualization technologies (VMware, Hyper-V).
• Experience with networking and diagnosing issues relating to (TCP/IP, DNS, DHCP, VLANs, etc.).
• Hands-on experience scripting using PowerShell.

Responsibilities

• Manage on-premises and cloud-based systems.
• Install, configure, and maintain hardware and software, including servers, storage, and networking components.
• Ensure the stability, security, and performance of IT infrastructure across multiple platforms.
• Monitor systems' health, performance, and capacity; troubleshoot issues for high availability.
• Proactively manage patching and upgrades to minimise disruptions.
• Develop scripts and automation processes using PowerShell.
• Collaborate with developers, network admins, and IT staff to optimise infrastructure.
• Provide support for escalated issues from internal team members and outsourced providers.
• Document system configurations, processes, and procedures for IT staff and end-users.

Skills

Windows systems

Cloud platforms (AWS, Azure, GCP)

Virtualisation (VMware, Hyper-V)

Networking (TCP/IP, DNS, DHCP, VLANs)

PowerShell scripting

Disaster recovery planning

Cybersecurity best practices

Hybrid work/time management

On-call rota

Automation & scripting

Tools

Docker

Kubernetes

SCOM

Nagios

Prometheus

Azure Monitor

Job description

Key Responsibilities:

• Systems Administration:
  • Manage and support on-premises and cloud-based systems.
  • Install, configure, and maintain hardware and software, including servers, storage, and networking components.
  • Ensure the stability, security, and performance of IT infrastructure across multiple platforms.
• Monitoring & Performance Tuning:
  • Monitor systems' health, performance, and capacity.
  • Identify and troubleshoot issues to ensure high availability and optimal performance.
  • Proactively manage patching and upgrades to minimise disruptions to the business.
• Security Management:
  • Implement and maintain security policies and procedures to protect systems and data, as laid out by our SecOps team
  • Remediate vulnerabilities, ensuring systems are compliant with best practices and relevant regulations.
  • Liaise with vendors to plan upgrades to managed firewalls, VPNs, and other security tools.
• Backup & Disaster Recovery:
  • Manage backup strategies and disaster recovery plans.
  • Regularly test and refine recovery procedures to ensure data integrity and rapid restoration capabilities.
• Automation & Scripting:
  • Develop scripts and automation processes for system administration tasks using PowerShell
• Collaboration & Support:
  • Provide support for escalated issues from Internal Team Members and outsourced L1/L2 Provider
  • Collaborate with developers, network administrators, and other IT staff to optimise and streamline infrastructure.
  • Document system configurations, processes, and procedures for IT staff and end-users.

Required Skills & Qualifications:

• 5+ years of experience as a Senior Systems Administrator or similar role.
• Strong knowledge of Windows systems.
• In-depth Knowledge of cloud platforms (AWS, Azure, GCP) and virtualisation technologies (VMware, Hyper-V).
• Experience with networking and diagnosing issues relating to (TCP/IP, DNS, DHCP, VLANs, etc.)
• Hands-on experience scripting using PowerShell.
• Experience with disaster recovery planning and execution.
• Knowledge of cybersecurity best practices and security management (firewalls, VPNs, IDS/IPS).
• Ability to work in a hybrid environment with strong time management skills.
• Excellent problem-solving skills and ability to troubleshoot complex systems issues.
• Participate in on-call rota

Preferred Qualifications:

• Microsoft Server and Azure Certifications advantageous.
• Experience with containerisation using Docker and Kubernetes
• Familiarity with monitoring tools (SCOM, Nagios, Zabbix, Prometheus, Azure Monitor).