Security Platform Engineer I

Tusker

. Administer, monitor, maintain, and support customer-facing security platforms and operational technologies .

Posted 10/14/2026full-timeRemote • Ohio • United StatesMid-LevelSenior💰 $85,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in administering and supporting customer-facing security platforms, with a strong focus on troubleshooting, system behavior analysis, and platform maintenance. Proficient in managing enterprise technology environments and collaborating with cross-functional teams to enhance operational efficiency and security.

Highest-signal resume keywords

Windows KnowledgeTCP/IP UnderstandingMicrosoft 365 FamiliarityPowerShell ExperienceCybersecurity Certifications

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Systems AdministrationTechnical SupportPlatform EngineeringNetwork TroubleshootingSecurity Best PracticesPlatform UpgradesIncident ResolutionChange ManagementAutomationLog Analysis

Soft Skills

Attention to DetailClear CommunicationIndependent WorkJudgmentContinuous Learning

Tools & Technologies

EDR/XDRSIEMRMMVulnerability ManagementEmail SecurityBackup SolutionsDisaster Recovery PlatformsAzure/Entra IDActive DirectoryCloud Environments

Certifications & Qualifications

Microsoft CertificationsCompTIA Network+CompTIA Security+CySA+

Industry Keywords

MSSPMSPCybersecurityEnterprise TechnologyOperational Governance

Tech Stack

Tools & technologies

AzureCloudCyber SecurityDNSFirewallsTCP/IP

About the role

Key responsibilities & impact

Administer, monitor, maintain, and support customer-facing security platforms and operational technologies
Handle Tier 3 escalations by analyzing logs, configurations, connectivity, integrations, and system behavior to identify root causes and restore service
Resolve technical issues within established procedures and appropriately escalate architectural, unfamiliar, or business-critical matters
Assist with planning and testing platform upgrades, patches, and releases
Execute and validate approved production changes and scheduled maintenance
Support new-client onboarding by configuring and validating platform components, agents, policies, connectivity, and integrations
Improve reliability, scalability, efficiency, and supportability through better processes, scripts, tools, and automation
Investigate and resolve platform outages and service-impacting incidents with internal teams and vendors
Maintain runbooks, technical procedures, troubleshooting notes, standards, and platform documentation
Collaborate with the SOC, Service Desk, Client Experience Managers, IT Operations, vendors, senior engineers, and architects
Follow change management, access control, and operational governance requirements

Requirements

What you’ll need

At least 3 years of professional experience in IT, cybersecurity, systems administration, platform engineering, technical support, or a related discipline
Experience troubleshooting and supporting enterprise technology environments beyond traditional Tier 1 or Tier 2 responsibilities
Strong Windows knowledge
Solid understanding of TCP/IP, DNS, DHCP, firewalls, routing, and network troubleshooting
Familiarity with Microsoft 365, Azure/Entra ID, Active Directory, endpoint security, identity, access controls, and security best practices
Ability to work independently, manage competing priorities, and exercise sound judgment about when to seek guidance
Strong attention to detail when making production changes or performing platform maintenance
Clear written and verbal communication, including explaining technical findings to technical and non-technical audiences
Commitment to continuous learning, accountability, and developing deeper ownership of assigned technologies
Preferred: experience in an MSSP, MSP, cybersecurity organization, or enterprise technology environment
Preferred: experience with EDR/XDR, SIEM, RMM, vulnerability management, email security, backup, or disaster recovery platforms
Preferred: knowledge of Windows Server, Active Directory, Microsoft 365, Entra ID, and cloud or hybrid environments
Preferred: experience with PowerShell, automation, APIs, platform integrations, or enterprise monitoring tools
Preferred: associate or bachelor’s degree in IT, Cybersecurity, Computer Science, or a related field; equivalent professional experience is accepted
Preferred: relevant Microsoft, CompTIA Network+, Security+, CySA+, or vendor-specific certifications