Network/Systems Support Engineer (Manufacturing IT)

Location: Athlone, Ireland; on site five days per week. On-site, off-hours, and on-call support may be required for 24/7 manufacturing operations.

Company

hirify.global is a biotechnology company developing life-changing medicines through regulated manufacturing operations and technology infrastructure.

What you will do

• Support and maintain manufacturing network, server, virtualization, monitoring, backup, and platform infrastructure.
• Administer and troubleshoot LAN/WAN, Layer 2/Layer 3 networking, switches, routers, wireless access points, firewalls, VLANs, routing, and network segmentation across CORP, MCN, and DMZ zones.
• Investigate complex infrastructure incidents, perform packet-level and flow analysis, lead root-cause investigations, and act as a Tier 3 escalation point.
• Design and implement documented network changes, configuration baselines, redundancy, failover testing, lifecycle upgrades, and secure remote or vendor access.
• Monitor infrastructure health, capacity, security, and performance while maintaining documentation, diagrams, IPAM records, asset inventories, and support records.
• Collaborate with Manufacturing, Automation, Quality, Cybersecurity, Infrastructure, and vendor teams on incidents, projects, technical planning, risk mitigation, and audit readiness.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related technical discipline, or an equivalent combination of education and experience.
• At least 5 years of experience supporting enterprise network and systems infrastructure.
• Strong knowledge of Windows Server, Linux, VMware or other virtualization platforms, Active Directory, DNS, DHCP, NTP, TCP/IP, the OSI model, subnetting, VLANs, routing, switching, and NAT.
• Hands-on experience configuring and supporting enterprise network equipment such as Cisco, Juniper, Aruba, Fortinet, Palo Alto, or equivalent platforms.
• Experience with firewall administration, access control lists, network segmentation, network monitoring, diagnostic tools, Wireshark, SNMP-based monitoring, ping, traceroute, and port testing.
• Experience with VPN, Citrix, MFA, and troubleshooting complex issues across servers, networking, storage, identity services, security tools, and infrastructure platforms.
• Experience collaborating across server, virtualization, storage, backup, networking, cybersecurity, and operations teams.
• Strong analytical, problem-solving, and communication skills, including the ability to work with technical and non-technical teams.

Nice to have

• Master’s degree in a related technical discipline.
• Experience in pharmaceutical, biotech, manufacturing, GxP-regulated, or other highly regulated environments.
• Experience with OT/ICS networks, industrial protocols, the Purdue model, and IEC 62443 concepts.
• Experience with network automation and scripting using PowerShell, Python, or Ansible, plus cybersecurity best practices.
• Relevant networking or cybersecurity certifications, including CCNA/CCNP, Fortinet NSE, Palo Alto PCNSA/PCNSE, or CompTIA Network+/Security+.
• Experience with 802.1X/NAC, wireless design, site surveys, structured cabling, fibre standards, historian, SCADA, MES, DCS, OSI PI, software-defined networking, or OT network visibility tools.

Culture & Benefits

• Full-time role within a global biotechnology company with a focus on inclusion, belonging, collaboration, and technical growth.
• Work in a regulated manufacturing environment supporting critical infrastructure and life-changing medicines.
• Five days per week on site in Athlone, with on-call and off-hours support required as needed for 24/7 operations.
• Opportunities for learning, skill development, and participation in infrastructure improvement, technology refresh, and project delivery initiatives.