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IT Systems Administrator

Prosum
El Segundo, CA Full Time
POSTED ON 12/9/2025 CLOSED ON 1/7/2026

What are the responsibilities and job description for the IT Systems Administrator position at Prosum?

Job Overview:

We are seeking an experienced and proactive IT Systems Administrator to manage and support our internal IT infrastructure in a fast-paced ERP software environment. The ideal candidate will ensure the reliability, security, and performance of our systems while supporting employees and stakeholders with technical needs. You will play a key role in maintaining uptime for our development, staging, and production environments that power mission-critical ERP solutions.


  • Key Responsibilities and Outcomes:System Administration: Maintain, configure, and monitor internal servers, virtual machines, and cloud-based infrastructure (e.g., ).
  • Network Management: Ensure stable and secure network operations, including firewalls, VPNs, switches, and wireless access points.
  • ERP Infrastructure Support: Deploy and maintain backend infrastructure for ERP software, including databases (e.g., MS SQL Server), application servers, and storage solutions.
  • Security and Compliance: Implement and enforce IT security policies, patch management, vulnerability scanning, and compliance with data protection regulations (e.g., GDPR, SOC 2).
  • Disaster Recovery & Backup: Develop, test, and maintain disaster recovery plans and data backup strategies to ensure business continuity.
  • User Support & Onboarding: Provide Tier 2/3 technical support, onboarding/offboarding of employees, and maintain IT asset inventory.
  • Automation & Optimization: Use scripting (e.g., PowerShell, Bash, Python) and automation tools to streamline system administration tasks and improve efficiency.
  • Monitoring & Reporting: Monitor system performance and generate reports on uptime, resource utilization, and security alerts.
  • Vendor Management: Coordinate with third-party vendors for hardware, software, and service support.


Core Competencies:

  • Problem Solving & Troubleshooting – Quickly identify root causes and resolve system or network issues with minimal disruption.
  • Attention to Detail – Maintain high accuracy in configuration, documentation, and system logs.
  • Collaboration & Communication – Work effectively with cross-functional teams, including software developers, QA engineers, and support staff.
  • Adaptability – Thrive in a fast-changing tech environment with evolving tools and priorities.
  • Security Awareness – Maintain a strong focus on cybersecurity best practices.


Skills and Accomplishments:

  • Demonstrated experience managing ERP system environments (preferably SAP, Oracle, NetSuite, Odoo, or Microsoft Dynamics).
  • Proven success in maintaining >99.9% system uptime across production environments.
  • Experience implementing IT security measures that passed regulatory audits or reduced vulnerabilities.
  • Successfully deployed automation scripts/tools that improved infrastructure reliability or saved time.
  • Led or contributed to cloud migration, virtualization, or infrastructure modernization projects.


Qualifications:Education:

  • Bachelor’s degree in Computer Science, Information Technology, or a related field. Equivalent experience considered.

Certifications (Preferred):

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

Experience:

  • 3–5 years of experience as a systems administrator or IT infrastructure engineer.
  • Experience supporting ERP systems is a strong asset.

Technical Proficiencies:

  • Windows Server and/or Linux Administration
  • Virtualization technologies (VMware, Hyper-V, KVM)
  • Networking (TCP/IP, DNS, DHCP, firewalls, VLANs)
  • Cloud platforms (Azure, AWS, or GCP)
  • Backup and recovery tools (e.g., Veeam, Acronis)
  • Monitoring tools (e.g., Zabbix, Nagios, PRTG, Datadog)

Salary : $90,000 - $115,000

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