Hiring: Research & Development Labs Network Admin Company: Celestica Location: Richardson, TX Job Posted Time: 2026-09-10 13:01:50 Employment Type: Remote Target Skills & Keywords : Apache, Bash, CentOS, Configuration Management, CyberArk, Firmware, HTML, Linux, Nginx, ServiceNow, Ubuntu About the job Required Skills: •Infrastructure Monitoring: Monitor the health, performance, and uptime of all RDL hardware, including Checkpoint 3980 Firewalls, SilverPeak SD-WAN appliances, Cisco Catalyst 9400/9200 switches, and Celestica DS2000/ES1500 switches. •Configuration Management: Implement localized VLAN adjustments, IP address allocations, and switch port provisioning to isolate multi-tenant projects as directed by the Network Architect. •Routine Maintenance: Execute hardware diagnostics, physical cabling checks, and firmware/OS updates across network and server appliances following strict maintenance window guidelines. •User Onboarding & Management: 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. •Remote Session Administration: Administer daily customer connections using CyberArk vPAM (Virtual Privileged Access Management) and internal user access using Zscaler ZTNA/Zscaler App Connectors. •Security Audits: Review, audit, and clean up inactive user sessions and local accounts weekly to maintain strict security posture. •Data Transfer & Repository Sync Operations •Multi-Tier Sync Execution: Execute and monitor the secure transfer of "transfer bundles" containing OS packages, drivers, and software libraries across the air gap. Qualifications: •CCNA (Cisco Certified Network Associate) •Check Point Certified Security Administrator (CCSA) •CyberArk Certified Trustee or Defender •High Operational Discipline: Ability to strictly adhere to Standard Operating Procedures (SOPs) without cutting corners, even during urgent troubleshooting. •Excellent Communicator: Strong written and verbal communication skills, necessary for translating technical issues to designers and coordinating with corporate security teams. •Multi-Tasker: Capable of balancing ticket requests from multiple global labs concurrently while maintaining accurate records. Compensation: •Flexible work environment (work from home / hybrid options) Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!