Infrastructure & Network Operations / SysAdmin

Advanced Info Service PCL

• $95K — $115K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of IT infrastructure/networking experience for senior roles; 2 years for entry-level roles
  • 3-4 years in a specific administrator role (network, Linux, or VMware) within the last 4-6 years
  • 2-4 years of security-monitoring or automation-scripting experience
  • Bachelor's degree in IT-related/Engineering field for senior roles; high school diploma for entry-level
  • Certifications like CompTIA Network+/Security+, CCNA/CCNP, Certified Kubernetes Administrator (CKA) preferred

Responsibilities

  • Administer Linux distributions across private/public cloud environments
  • Design, monitor, and tune Kubernetes/OpenShift clusters
  • Maintain network infrastructure and cybersecurity posture
  • Administer identity and access management in hybrid environments
  • Manage VMware virtualization environments
  • Administer backup and storage systems and ensure disaster-recovery readiness
  • Provide production support and troubleshoot hardware/software issues
  • Develop applications on enterprise content-management platforms
  • Author automation scripts using various programming languages

Benefits

  • Opportunities for professional development and certifications
  • Exposure to a wide range of technologies and platforms
  • Flexible work environment with potential for remote work
  • Collaborative team culture
  • Access to cutting-edge tools and resources
Full Job Description
Job Description
Role Summary

Keeps day-to-day enterprise IT operations running: Linux/Windows server administration, network infrastructure, virtualization, identity management, backup, and content-management platforms. Spans from entry-level technical aid roles up to senior Linux/Kubernetes and ECM (Documentum) specialists. Broadest and most continuous hiring need of the six clusters.

Core Responsibilities
  • Administer Linux distributions (RHEL, Ubuntu, CentOS, Suse, Debian) across private/public cloud (AWS, Azure, GCP)
  • Design, monitor, and tune Kubernetes/OpenShift clusters
  • Maintain network infrastructure and cybersecurity posture (Cisco routers/switches/firewalls, ASA, Palo Alto)
  • Administer Active Directory / Entra ID identity and access management in hybrid environments
  • Manage VMware virtualization environments (vCenter, vSphere, VxRail, Horizon/VDI)
  • Administer backup and storage systems and disaster-recovery readiness
  • Provide production support, incident ticketing, and hardware/software troubleshooting
  • Maintain and develop applications on enterprise content-management platforms (OpenText Documentum)
  • Author automation via Ansible, Shell, PowerShell, or Python


Requirements
Skills Required
  • RHEL/Ubuntu/CentOS/Suse/Debian administration; Kubernetes/OpenShift
  • Cisco networking (routers, switches, ASA firewalls); monitoring tools (SCOM, NetScout, OpenNMS)
  • VMware (vCenter, vSphere, Horizon, VxRail, NSX, Aria)
  • Active Directory / Microsoft Entra ID; DNS/DHCP
  • Scripting: Bash, Python, PowerShell, Ansible playbooks
  • Backup/storage platforms (Veritas NetBackup, Dell EMC) and ECM platforms (OpenText Documentum) for specialist variants
Experience Required
  • 5-7 years broad IT infrastructure/networking experience for senior roles; 2 years clerical/IT-support experience for entry-level (IT Technical Aid) roles
  • 3-4 years in a specific administrator role (network, Linux, or VMware) within the last 4-6 years
  • 2-4 years of security-monitoring or automation-scripting experience
Education / Training
  • Bachelor's degree in IT-related/Engineering field for senior roles; high school diploma acceptable for entry-level operations roles
  • Certifications common at senior tier: CompTIA Network+/Security+, CCNA/CCNP, Certified Kubernetes Administrator (CKA)

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