Network & Infrastructure Administrator

IDEMIA; East Compton (CA); On-site; USD 80,000 - 110,000; Full time

Job summary

IDEMIA Secure Transactions, a division of IDEMIA Group, seeks an IT Infrastructure Administrator to maintain secure manufacturing operations. You will support LAN/WAN/VPN, Windows Server, Active Directory, DNS/DHCP and Group Policy, while managing VMware/Hyper-V environments and backup processes.

The role includes on-call responsibilities, audits, and ongoing site infrastructure upgrades. Ideal candidates have at least 3 years of hands-on IT experience, an associate degree in IT or a related

Qualifications

• Minimum 3 years of hands-on IT infrastructure experience.
• Degree or equivalent work experience in IT related field.
• Experience supporting LAN/WAN/VPN and enterprise networks.

Responsibilities

• Support enterprise LAN, WAN, VPN and network infrastructure.
• Configure and troubleshoot switches, routing, VLANs and wireless auth.
• Support Windows Server, Active Directory, DNS, DHCP and Group Policy administration.
• Support VMware and Hyper-V virtualization environments.
• Assist with backup administration, DR testing and business continuity activities.
• Install and maintain servers, network switches, storage systems and rack infrastructure.
• Support structured cabling, fiber optic connectivity and network patch panels.
• Coordinate with telecom, Internet and infrastructure vendors.
• Participate in infrastructure upgrades, technology refreshes and site projects.
• Assist cybersecurity initiatives, vulnerability remediation and audits.
• Provide Level 2/3 on-call support for infrastructure incidents and 24x7 rotation.

Skills

Networking fundamentals

Windows Server administration

Active Directory

DNS/DHCP

Group Policy

Backup administration

Cybersecurity basics

Incident response

5S/Kaizen

Education

Associate's Degree in Information Technology, Computer Science, Information Systems or related field

Tools

VMware vSphere

Microsoft Hyper-V

Proxmox

PowerShell scripting

Job description

IDEMIA Secure Transactions, a division of IDEMIA Group, is the leading technology provider making it safer and easier to pay and connect. With unmatched expertise in cryptography and credential issuance, IST is trusted by over 2,000 financial institutions, mobile operators, automotive manufacturers, and IoT providers worldwide. Every day, IST secures billions of essential transactions, ensuring the highest levels of data protection and convenience.

Overview

Supports the local IT Infrastructure team responsible for maintaining the technology environment that enables secure manufacturing operations. This position provides hands-on support for enterprise networking, Windows servers, virtualization, backup, telecommunications, and production infrastructure while ensuring high availability, security, and operational excellence.

Performs work under general supervision and collaborates with other Infrastructure Administrators and IT Support Specialists.

Responsibilities

• Support enterprise LAN, WAN, VPN and network infrastructur


• Configure and troubleshoot switches, routing, VLANs, wireless authentication and network connectivit


• Support Windows Server, Active Directory, DNS, DHCP and Group Policy administratio


• Support VMware and Hyper-V virtualization environment


• Assist with backup administration, disaster recovery testing and business continuity activitie


• Install and maintain servers, network switches, storage systems and rack infrastructur


• Support structured cabling, fiber optic connectivity and network patch panel


• Support secure file transfer platforms and production network connectivit


• Coordinate with telecommunications, Internet and infrastructure vendor


• Participate in infrastructure upgrades, technology refreshes and site project


• Assist with cybersecurity initiatives, vulnerability remediation and compliance activitie


• Participate in ISO, PCI, customer and internal audits as require


• Provide Level 2/3 support for infrastructure-related incident


• Participate in a 24x7 on-call rotation for critical production system


• Apply continuous improvement methodologies such as 5S and Kaize

Qualification

ns: Years of Experience: Minimum 3 years of hands-on IT Infrastructure experi

ence Educ

• ation Associate's Degree in Information Technology, Computer Science, Information Systems or related f


• ield.Equivalent work experience may be consid

Technical Environment

• nment: Networking: Aruba CX Switching, Aruba ClearPass, Forcepoint Firewalls, TCP/IP, VLANs, Routing & Switching, VPN, Structured Cabling, Fiber


• OpticsS: Systems: Windows Server, Active Directory, DNS, DHCP, Group Policy, PowerShell (basic scri


• pting)Virtuali: zation: VMware vSphere, Microsoft Hyper-V, Proxmox