Trellix Administrator

Mount Indie; United States; On-site; USD 110,000 - 150,000; Full time

Job summary

Mount Indie is seeking a Trellix Administrator/Operator to strengthen our defense cybersecurity posture. You will manage Trellix policies, deploy agents, and optimize configurations across hybrid environments within an Agile Jira-driven team.

The role requires a DoD 8570 IAT Level II certification, an active SECRET clearance, and at least four years of hands-on Trellix experience in regulated environments. You will contribute to cloud migrations and audit-ready documentation.

Qualifications

• DoD 8570 IAT Lv. II certification required.
• Active SECRET clearance required.
• Minimum 4 years of hands-on Trellix experience.
• Experience working in an Agile project team setting.

Responsibilities

• Trellix Platform Management: configure, deploy, and upgrade Trellix endpoints across hybrid environments.
• Deployment Cleanup & Optimization: review deployments, remove obsolete policies/agents, and document changes for audits.
• Oracle Cloud Security Integration: support secure migration and operation of Trellix for OCI workloads while maintaining compliance.
• Compliance Monitoring: track endpoint compliance, vulnerabilities, and incident response per DoD requirements.
• Agile Project Support: participate in Agile teams and manage tasks/backlog in Jira.
• Incident Support: investigate, triage, and resolve escalated security issues with IT and cybersecurity teams.
• Documentation & Knowledge Sharing: maintain SOPs, system architectures, and change logs.

Skills

Trellix experience

DoD 8570 IAT II

Active SECRET clearance

Agile teamwork

Tools

Jira

Job description

We are seeking a highly skilled Trellix Administrator/Operator to join our defense agency’s cybersecurity team. The ideal candidate will leverage their expertise in Trellix solutions to optimize, maintain, and enhance the agency’s endpoint security posture, with a special focus on remediating legacy deployments and supporting secure cloud expansion. This role is ideal for someone experienced in managing enterprise security in regulated government environments, eager to apply their skills within Agile teams using Jira.

Key Responsibilities

Trellix Platform Management:

• Manage, maintain, and optimize Trellix (formerly McAfee) endpoint security solutions—including policy configuration, agent deployment, and module upgrades—across complex, hybrid environments.

Deployment Cleanup & Optimization:

• Perform comprehensive reviews of existing Trellix deployments, identify inefficiencies, remove obsolete policies/agents, remediate misconfigurations, and document changes for audit and compliance purposes.

Oracle Cloud Security Integration:

• Support the secure migration and operation of Trellix agents and policies for Oracle Cloud Infrastructure (OCI) workloads; ensure cloud-hosted resources maintain compliance with agency security standards.

Compliance Monitoring:

• Leverage Trellix tools to track and report endpoint compliance, vulnerability status, and incident response activities per agency or DoD requirements.

Agile Project Support:

• Participate actively in Agile teams; use Jira to manage tasks, backlog, and document system updates or incidents.

Incident Support:

• Investigate, triage, and resolve escalated security issues, collaborating with IT and cybersecurity teams as needed.

Documentation & Knowledge Sharing:

• Develop and maintain comprehensive documentation for SOPs, system architecture, policy changes, and knowledge bases for future reference and audits.

Required Qualifications:

• DoD 8570 IAT Lv. II Certification (e.g., Security )
• Active SECRET clearance
• 4 years of relevant experience to include hands-on Trellix experience
• Experience working in an Agile project team setting

Preferred Certifications

• Trellix/McAfee Certified Product Specialist or similar vendor credential.

Key Attributes

• Detail-oriented with a proactive, self-starter mindset.
• Adept at managing competing priorities and operating under deadlines.
• Committed to continuous improvement and mission success.
• Excellent written and verbal communicator with demonstrated success operating as a team member in a matrixed organization