Iron Mountain

Senior System Engineer (Level 3 Support)

Iron Mountain$110K — $130K *
US-AnywhereRemote in Florida, US
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of experience in enterprise-level application support at Level 3 capacity.
  • Strong knowledge of cloud platforms, multi-tier architectures, and log analysis.
  • Understanding of IT service delivery frameworks like Incident, Problem, and Change Management using ServiceNow or JIRA.
  • Hands-on experience with Linux environments is essential.
  • Excellent communication skills for conveying technical concepts to clients.
  • Exposure to DevOps practices and scripting is a plus.
  • Bachelor's degree in IT, Computer Science, or equivalent experience.

Responsibilities

  • Lead critical Level 3 application incident resolutions through deep root-cause analysis.
  • Collaborate with cross-functional teams to troubleshoot and enhance platform stability.
  • Monitor cloud application health and manage system alerts during shifts and on-call.
  • Drive automation and continuous improvement of Incident, Problem, and Change Management workflows.
  • Take ownership of technical projects and ensure timely execution.

Benefits

  • Comprehensive health, wellness, and retirement plans beginning on your first day.
  • Flexible vacation and schedules to support work-life balance.
  • Opportunities for ongoing training and career development.
  • Access to global advancement opportunities within the company.
Full Job Description
THE OPPORTUNITY Title: Senior System Engineer  (Level 3 Support) Job Summary Iron Mountain is seeking an analytical Senior System Engineer  (Level 3 Support) to join our Global Technical Application Support team. In this role, you will serve as a key technical partner for our commercial and US government clients, ensuring the reliability and performance of our cloud-based digital solutions. You will have the opportunity to dive deep into complex application issues, conducting advanced diagnostics and root-cause analysis across cloud and multi-tier architectures. Here, your technical expertise will directly strengthen platform stability while enabling our digital infrastructure to scale for the future. What You’ll Do In this role, you will:
  • Lead the resolution of critical Level 3 application incidents by conducting deep root-cause analysis and maintaining direct client ownership through full issue resolution.

  • Collaborate with Engineering, DevOps, Product Owners, and Sales teams to troubleshoot issues, enhance platform stability, and onboard new clients.

  • Monitor cloud application health, manage system alerts, and participate in shift and on-call rotations to maintain optimal performance and availability.

  • Drive process automation and continuous improvement across Incident, Problem, and Change Management workflows.

  • Take full ownership of assigned technical projects and deliverables, ensuring execution within target timelines.

What You’ll Bring The ideal candidate will have:
  • 5+ years of experience supporting enterprise-level applications, specificallyinan advanced (L3) support capacity.

  • Strong knowledge of cloud-based platforms, multi-tier architectures, log analysis, and modern observability frameworks (e.g., Datadog, Grafana).

  • Proven understanding of IT service delivery frameworks, including Incident, Problem, and Change Management within ServiceNow or JIRA.

  • Strong hands-on experience with Linux environments.

  • Excellent written and verbal communication skills with the ability to translate complex technical concepts clearly to external customers.

  • Exposure to DevOps practices (Docker, Kubernetes, REST APIs), Python scripting, or Content Service Platforms (CSPs) like Alfresco or Hyland is a plus.

  • Bachelor's degree in IT, Computer Science, or equivalent practical work experience.

What We Offer:
  • Day-One Benefits: Enjoy comprehensive health, wellness, and retirement plans with robust benefits starting on your first day of employment.

  • Empowering Your Balance: Flexible vacation plan and flexible schedules to support your personal and professional well-being.

  • Continuous Career Development: Elevate your skills through ongoing training, corporate learning resources, and internal advancement opportunities on a global scale.

  • Compensation & Care: Competitive salary commensurate with your experience, paired with a comprehensive company-wide benefits package.

Category: Information Technology

About Iron Mountain

Iron Mountain Incorporated is a global leader for storage and information management services. The company provides solutions for records management, data backup and recovery, document management, secure shredding, and consulting services. Iron Mountain serves more than 225,000 customers in 50 countries and stores and protects billions of information assets, including critical business documents, electronic information, medical data, and cultural and historical artifacts. The company was founded in 1951 and is headquartered in Boston, Massachusetts.
Learn more about Iron Mountain
Size
26,750 employees
Market Cap
$14.7 billion
Industry
Net Income
$342.6 million
Founded
1951
5 Year Trend
+5%
Revenue
$4.1 billion
NASDAQ

Similar Jobs

More Jobs at Iron Mountain

More Information Technology Jobs

Find similar Senior System Engineer (Level 3 Support) jobs: