System Admin L1

Posted 4 Hours Ago
Be an Early Applicant
2 Locations
In-Office or Remote
Junior
Big Data • Cloud • Information Technology
The Role
Provide 24x7 L1 monitoring and basic administration for datacenter and cloud servers (Linux/Windows). Troubleshoot incidents, perform user/access management, reboot/services, verify backups, maintain SOPs and tickets, escalate to L2, and support scheduled maintenance and reporting.
Summary Generated by Built In

At Iron Mountain we know that work, when done well, makes a positive impact for our customers, our employees, and our planet. That’s why we need smart, committed people to join us. Whether you’re looking to start your career or make a change, talk to us and see how you can elevate the power of your work at Iron Mountain.

We provide expert, sustainable solutions in records and information management, digital transformation services, data centers, asset lifecycle management, and fine art storage, handling, and logistics. We proudly partner every day with our 225,000 customers around the world to preserve their invaluable artifacts, extract more from their inventory, and protect their data privacy in innovative and socially responsible ways. 

Are you curious about being part of our growth stor​y while evolving your skills in a culture that will welcome your unique contributions? If so, let's start the conversation.

Job Description – L1 System AdministratorJob Title

L1 System Administrator

Experience

1–3 Years

Location

As per business requirement

Employment Type

Full-Time

Job Summary

We are looking for a proactive and enthusiastic L1 System Administrator to join our Datacenter and Cloud Operations team. The ideal candidate should have hands-on experience with Linux and Windows server administration, basic networking, and IT infrastructure support. The candidate will be responsible for monitoring, troubleshooting, and maintaining servers while ensuring high availability of customer services hosted in our Datacenter and Cloud environment.

Key Responsibilities
  • Monitor Datacenter and Cloud infrastructure 24x7 using monitoring tools.

  • Perform basic administration of Linux and Windows servers.

  • Handle L1 incident troubleshooting and provide timely resolution or escalate to the L2 team when required.

  • Perform user management, password resets, and access management.

  • Monitor server health, CPU, memory, storage, and network utilization.

  • Check and troubleshoot server services, disk usage, and system logs.

  • Perform server reboot, service restart, and basic performance troubleshooting.

  • Create and maintain technical documentation and operational reports.

  • Execute scheduled maintenance activities during planned windows.

  • Perform basic backup verification and restoration activities.

  • Coordinate with internal teams and customers during incidents and maintenance activities.

  • Ensure adherence to standard operating procedures (SOPs), security policies, and change management processes.

  • Maintain proper incident, service request, and change records in the ticketing system.

  • Support virtualization and cloud environments under the guidance of senior engineers.

  • Participate in shift-based operations, including weekends and holidays, as per business requirements.

Required Technical SkillsLinux
  • Basic administration of RHEL, CentOS, Rocky Linux, Ubuntu, or AlmaLinux.

  • User and group management.

  • File system and permissions management.

  • Basic package management (YUM, DNF, APT).

  • Service management using systemctl.

  • Basic shell commands and log analysis.

  • Basic networking commands (ping, traceroute, netstat/ss, nslookup, dig).

Windows
  • Windows Server administration.

  • User and Group Management.

  • Event Viewer and Windows Services troubleshooting.

  • Disk management and basic server health checks.

  • Remote Desktop (RDP) administration.

  • Basic Active Directory knowledge.

Networking
  • Understanding of TCP/IP, DNS, DHCP, VLANs, Subnetting, and Routing concepts.

  • Basic firewall and network troubleshooting.

Virtualization & Cloud (Preferred)
  • Basic understanding of VMware, Hyper-V, Nutanix AHV, or similar virtualization platforms.

  • Basic understanding of Public or Private Cloud concepts.

Monitoring & Ticketing
  • Experience with monitoring tools such as Zabbix, Nagios, PRTG, ManageEngine OpManager, or similar.

  • Experience using ITSM tools such as ServiceDesk Plus, Jira, ServiceNow, or similar.

Desired Skills
  • Strong troubleshooting and analytical skills.

  • Good communication and customer-handling skills.

  • Ability to work in rotational shifts (24x7 operations).

  • Ability to learn new technologies quickly.

  • Good documentation skills.

  • Team player with a positive attitude.

Educational Qualification
  • Bachelor's degree or Diploma in Computer Science, Information Technology, Electronics, or a related field.

Preferred Certifications
  • RHCSA (Preferred)

  • Microsoft Windows Server Fundamentals

  • CompTIA Linux+

  • CompTIA Server+

  • CompTIA Network+

  • Nutanix Certified Associate (NCA) – Preferred but not mandatory

Roles & Responsibilities
  • Monitor production infrastructure and customer services.

  • Respond to alerts and incidents within defined SLA.

  • Perform first-level troubleshooting.

  • Escalate unresolved issues to L2/L3 teams.

  • Execute standard operating procedures.

  • Support server provisioning and decommissioning activities.

  • Assist during planned maintenance and migration activities.

  • Generate daily operational reports.

  • Ensure system availability and operational compliance.

Key Performance Indicators (KPIs)
  • Incident acknowledgement within SLA.

  • First response time compliance.

  • Ticket resolution within SLA.

  • Server uptime and service availability.

  • Shift adherence and attendance.

  • Documentation accuracy.

  • Customer satisfaction.

  • Timely escalation of critical incidents.

What We Offer
  • Opportunity to work on enterprise Datacenter and Cloud infrastructure.

  • Exposure to Linux, Windows, Virtualization, Storage, Networking, and Cloud technologies.

  • Learning and certification support.

  • Career growth toward L2 System Administrator and Cloud Engineer roles.

  • Collaborative and technology-driven work environment.

Category: Information Technology

Skills Required

  • 1-3 years relevant system administration experience
  • Hands-on Linux server administration (RHEL/CentOS/Ubuntu/AlmaLinux/Rocky)
  • Windows Server administration and basic Active Directory knowledge
  • Basic networking knowledge (TCP/IP, DNS, DHCP, VLANs, subnetting, routing)
  • Experience with monitoring tools (Zabbix, Nagios, PRTG, ManageEngine OpManager or similar)
  • Experience with ITSM/ticketing tools (ServiceDesk Plus, Jira, ServiceNow or similar)
  • Ability to perform backup verification and basic restorations
  • Ability to work rotational shifts (24x7 operations, weekends/holidays)
  • Basic virtualization knowledge (VMware, Hyper-V, Nutanix AHV)
  • Bachelor's degree or Diploma in Computer Science, IT, Electronics, or related field
  • Preferred certifications: RHCSA, Microsoft Windows Server Fundamentals, CompTIA Linux+/Server+/Network+, Nutanix NCA

Iron Mountain Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Iron Mountain and has not been reviewed or approved by Iron Mountain.

  • Inclusive Benefits Coverage Inclusive, modern offerings are emphasized, including support for mental health, gender‑affirming care (with travel/lodging where needed), and family‑planning benefits. Recognition for disability inclusion is also highlighted, which aligns with accessible benefits and leave support.
  • Retirement Support A formal 401(k) program is described with automatic enrollment and a clear employer match structure, with immediate vesting referenced in the materials. Access to supporting infrastructure and guidance is noted through dedicated benefits portals and administrators.
  • Healthcare Strength Multiple national medical plan options are outlined, along with care navigation, virtual primary care, and pharmacy coverage. Additional wellbeing support is described via EAP services and structured wellbeing programming.

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The Company
HQ: Boston, MA
32,000 Employees
Year Founded: 1951

What We Do

Iron Mountain Incorporated (NYSE: IRM) is the global leader for storage and information management services. Trusted by more than 220,000 organizations around the world, Iron Mountain boasts a real estate network of more than 80 million square feet across more than 1,350 facilities in 45 countries dedicated to protecting and preserving what matters most for its customers. Iron Mountain’s solutions portfolio includes records management, data management, document management, data centers, art storage and logistics, and secure shredding help organizations to lower storage costs, comply with regulations, recover from disaster, and better use their information. Founded in 1951, Iron Mountain stores and protects billions of information assets, including critical business documents, electronic information, medical data and cultural and historical artifacts.

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