IT Systems administrator Job at Prosum, El Segundo, CA

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  • Prosum
  • El Segundo, CA

Job Description

IT Systems Administrator

Salary Range: $100k to $115k

About the Role

We are looking for a skilled IT Systems Administrator to help maintain, secure, and optimize our IT infrastructure. In this role, you will be responsible for server and network operations, ERP infrastructure support, security and compliance, and automation initiatives that keep systems running reliably and securely.

This is an excellent opportunity for a hands-on systems professional who enjoys solving complex problems, improving performance, and working cross-functionally in a fast-paced technical environment.

What You’ll Be Responsible For

  • System Administration: Maintain, configure, and monitor internal servers, virtual machines, and cloud-based infrastructure
  • Network Management: Ensure reliable and secure network operations including firewalls, VPNs, switches, and wireless access points
  • ERP Infrastructure Support: Deploy and support backend infrastructure for ERP systems, including databases (e.g., MS SQL Server), application servers, and storage
  • Security & Compliance: Implement security controls, patch management, vulnerability scanning, and ensure compliance with standards such as GDPR and SOC 2
  • Disaster Recovery & Backups: Design, test, and maintain disaster recovery plans and backup strategies to support business continuity
  • User Support & Onboarding: Provide Tier 2/3 technical support, manage employee onboarding/offboarding, and maintain IT asset inventory
  • Automation & Optimization: Develop scripts and automation (PowerShell, Bash, Python) to streamline administration and improve efficiency
  • Monitoring & Reporting: Monitor system health and performance; produce reports on uptime, resource utilization, and security events
  • Vendor Management: Coordinate with third-party vendors for hardware, software, and service support

Core Competencies

  • Strong problem-solving and troubleshooting skills
  • High attention to detail in system configuration and documentation
  • Effective collaboration and communication across technical and non-technical teams
  • Adaptability in a changing technology landscape
  • Strong security mindset and awareness of cybersecurity best practices

What We’re Looking For

  • 3–5 years of experience as a Systems Administrator or in IT infrastructure support
  • Hands-on experience supporting ERP environments (SAP, Oracle, NetSuite, Odoo, Microsoft Dynamics preferred)
  • Experience maintaining high-availability environments (99.9%+ uptime)
  • Proven success implementing security controls and supporting audits or vulnerability reduction
  • Experience with automation, cloud migration, virtualization, or infrastructure modernization projects

Technical Skills

  • Windows Server and/or Linux administration
  • Virtualization platforms: VMware, Hyper-V, KVM
  • Networking: TCP/IP, DNS, DHCP, firewalls, VLANs
  • Cloud platforms: Azure, AWS, or GCP
  • Backup & recovery tools: Veeam, Acronis
  • Monitoring tools: Zabbix, Nagios, PRTG, Datadog

Education & Certifications

Education:

  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)

Preferred Certifications:

  • Microsoft Certified: Azure Administrator Associate
  • AWS Certified SysOps Administrator
  • CompTIA Network+ or Security+
  • VMware Certified Professional (VCP)

Job Tags

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