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Research & Development Labs Network Admin
CelesticaRDL Network Administrator managing secure lab network operations at Celestica. Overseeing hardware, access management, and secure data transfers in laboratory settings.
ATS Keywords
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Hard Skills
network administrationsystem administrationLinuxbash scriptingCisco switchesCheckpoint FirewallsVMware vSphereMicrosoft Hyper-Vsecure file transfer protocolstroubleshooting
Tools & Technologies
Zscaler ZTNAPrivilege Access ManagementApacheNginxlocal user managementfirmware updatesOS updateshardware diagnosticscabling checksrole-based permissions
Certifications & Qualifications
CCNACCSACompTIA Security+Linux+CyberArk Certified TrusteeCyberArk Certified Defender
Industry Keywords
Research and Development Labsegmented networkslaboratory networkssecure transferair gapdecentralized environmentuser accountsnetwork troubleshootingIP address allocationsVLAN adjustments
Tech Stack
Tools & technologiesApacheFirewallsLinuxNGINXVMware
About the role
Key responsibilities & impact- Manage the day-to-day operations and administration of our global Research and Development Lab (RDL) networks.
- Monitor the health, performance, and uptime of all RDL hardware.
- Implement localized VLAN adjustments, IP address allocations, and switch port provisioning.
- Execute hardware diagnostics, physical cabling checks, and firmware/OS updates.
- Provision local user accounts and role-based permissions directly on Linux-based jump hosts.
- Manage access credentials in a strict, decentralized non-Active Directory environment.
- Execute and monitor the secure transfer of "transfer bundles" containing OS packages and software libraries across the air gap.
- Act as the primary technical point of contact for HPS design engineers needing network troubleshooting.
Requirements
What you’ll need- Bachelor’s degree in Network Administration, Information Technology, Computer Science, or equivalent hands-on experience.
- 4+ years of experience in network administration or system administration, preferably managing secure, segmented, or laboratory networks.
- Practical experience configuring and troubleshooting Cisco switches (Catalyst/Nexus) and administering Checkpoint Firewalls.
- Mid-to-senior level competency in Linux (Rocky, CentOS, Ubuntu)—specifically user management, bash scripting, basic routing, and running local web servers (Apache/Nginx).
- Experience working with remote access tools such as Zscaler ZTNA / App Connectors and Privilege Access Management solutions.
- Solid experience administering VMs, clusters, and virtual switches within VMware vSphere or Microsoft Hyper-V environments.
- Working knowledge of secure file transfer protocols (SFTP, SCP, rsync) and security scanning methodologies.
- Preferred Certifications: CCNA, CCSA, CompTIA Security+ or Linux+, CyberArk Certified Trustee or Defender.
Benefits
Comp & perks- Health insurance
- 401(k) matching
- Paid time off