Trellix Security Engineer

Guidehouse•Bethesda, MD

9d•$98,000 - $163,000•Onsite

About The Position

Guidehouse is seeking a Security Engineer to lead the design, deployment, and maintenance of Trellix security architecture. This role involves monitoring, analyzing, and responding to security events and threats across endpoints and infrastructure. The Security Engineer will configure and operate endpoint protection policies and detection rules, conduct security assessments, and coordinate remediation activities. Additionally, the role includes integrating Trellix with enterprise systems and leading troubleshooting, triage, and root cause analysis. The position also requires developing process documentation, SOPs, and system configuration hardening guides.

Requirements

Must be able to OBTAIN and MAINTAIN a Federal or DoD "PUBLIC TRUST"; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse.
Minimum of THREE (3) years of hands-on experience with deploying and maintaining Trellix in an enterprise environment.
Minimum of a Bachelors Degree is required.
Deep understanding of NIST SP 800-53 and FISMA requirements.
Strong communication and analytical thinking; ability to manage multiple concurrent priorities and deadlines.

Nice To Haves

Experience developing automated data pipelines or integrating APIs into Power BI dashboards.
Active CompTIA Security+ CE preferred.
Other certifications (CISSP, CEH, or cloud-related) are a plus.
Familiarity with ServiceNow or Splunk Security Essentials.
Knowledge of MITRE ATT&CK framework and vulnerability prioritization methodologies (e.g., EPSS, CVSS v3).
Prior experience within a federal or HHS environment.

Responsibilities

Lead the design, deployment, and maintenance of Trellix security architecture.
Monitor, analyze, and respond to security events and threats across endpoints and infrastructure.
Configure and operate endpoint protection policies and detection rules.
Conduct security assessments and coordinate remediation activities.
Integrate Trellix with enterprise systems.
Lead troubleshooting, triage, and root cause analysis.
Develop process documentation, SOPs, and system configuration hardening guides.

Benefits

Medical, Rx, Dental & Vision Insurance
Personal and Family Sick Time & Company Paid Holidays
Parental Leave
401(k) Retirement Plan
Group Term Life and Travel Assistance
Voluntary Life and AD&D Insurance
Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts
Transit and Parking Commuter Benefits
Short-Term & Long-Term Disability
Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities
Employee Referral Program
Corporate Sponsored Events & Community Outreach
Care.com annual membership
Employee Assistance Program
Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)
Discretionary variable incentive bonus