Senior System Engineer – Level 3 Support

Iron Mountain

Senior System Engineer supporting Iron Mountain’s cloud-based digital solutions for Florida-based clients. Resolving complex Level 3 incidents through diagnostics, root-cause analysis, and platform stability improvements.

Posted 8/11/2026full-timeRemote • Florida • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Level 3 application support, focusing on cloud-based platforms and multi-tier architectures. Proficient in incident management, process automation, and effective communication with clients and cross-functional teams.

Highest-signal resume keywords

Level 3 Application SupportCloud-Based PlatformsIncident ManagementLog AnalysisLinux Environments

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Cloud-Based PlatformsMulti-Tier ArchitecturesLog AnalysisIncident ManagementProblem ManagementChange ManagementPython ScriptingREST APIsDockerKubernetes

Soft Skills

Excellent Communication SkillsClient OwnershipCollaboration

Tools & Technologies

DatadogGrafanaServiceNowJIRA

Certifications & Qualifications

Bachelor's Degree in ITBachelor's Degree in Computer Science

Industry Keywords

DevOps PracticesContent Service PlatformsAlfrescoHyland

Tech Stack

Tools & technologies

CloudDockerGrafanaKubernetesLinuxPythonServiceNow

About the role

Key responsibilities & impact

Lead resolution of critical Level 3 application incidents through deep root-cause analysis and direct client ownership through full resolution
Collaborate with Engineering, DevOps, Product Owners, and Sales teams to troubleshoot issues, improve platform stability, and onboard new clients
Monitor cloud application health and manage system alerts
Participate in shift and on-call rotations to maintain performance and availability
Drive process automation and continuous improvement across Incident, Problem, and Change Management workflows
Own assigned technical projects and deliverables and execute them within target timelines

Requirements

What you’ll need

5+ years of experience supporting enterprise-level applications in an advanced Level 3 support capacity
Strong knowledge of cloud-based platforms and multi-tier architectures
Experience with log analysis and modern observability frameworks such as Datadog and Grafana
Understanding of IT service delivery frameworks, including Incident, Problem, and Change Management
Experience with ServiceNow or JIRA
Strong hands-on experience with Linux environments
Excellent written and verbal communication skills, including translating complex technical concepts clearly to external customers
Bachelor's degree in IT or Computer Science, or equivalent practical work experience
Exposure to DevOps practices, Docker, Kubernetes, REST APIs, Python scripting, or Content Service Platforms such as Alfresco or Hyland is a plus

Benefits

Comp & perks

Comprehensive health, wellness, and retirement plans starting on the first day of employment
Flexible vacation plan
Flexible schedules
Ongoing training
Corporate learning resources
Internal advancement opportunities on a global scale
Competitive salary commensurate with experience
Comprehensive company-wide benefits package