Application Security Engineer

True Zero Technologies, LLC

. Lead the administration, configuration, maintenance, tuning, and security of CBP application systems throughout the software lifecycle.

Posted 10/2/2026full-timeAshburn • Virginia • United StatesSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Expertise in application security operations, lifecycle management, and configuration control, with a strong focus on security impact assessments and vulnerability remediation. Proven ability to lead and coordinate with stakeholders while maintaining compliance and operational integrity.

Highest-signal resume keywords

Application Security OperationsLifecycle ManagementConfiguration ControlSecurity Impact AssessmentsVulnerability Remediation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Application SecurityConfiguration ManagementChange ControlLoggingMonitoringVulnerability ManagementIncident AlertingOperational Status ReportingSoftware MaintenanceTuning Guidance

Soft Skills

Written CommunicationOral Communication

Tools & Technologies

SIEM

Industry Keywords

ATOATTSecurity DocumentationOperational RiskCritical-Incident Alerting

About the role

Key responsibilities & impact

Lead the administration, configuration, maintenance, tuning, and security of CBP application systems throughout the software lifecycle.
Create and maintain application operations and maintenance procedures, tuning guidance, and software maintenance recommendations.
Support ISSOs during ATO and ATT activities by producing and maintaining required application security documentation and evidence.
Perform weekly application security impact assessments and evaluate proposed software, products, and emerging technologies.
Maintain continuous application monitoring, critical-incident alerting, operational status reporting, and service-request tracking.
Apply configuration management and change-control procedures to application baselines, configuration items, engineering changes, and deployment records.
Improve application logging, integrate relevant data with SIEM and vulnerability-management processes, and support remediation tracking.

Requirements

What you’ll need

Minimum 7 years of relevant application security or security engineering experience.
Demonstrated ability to lead application security operations, lifecycle management, configuration control, logging, monitoring, and vulnerability-remediation efforts.
Advanced experience supporting ATO or ATT activities, security impact assessments, product evaluations, change approvals, and operational risk decisions.
Strong written and oral communication skills for technical recommendations, procedures, status reporting, and coordination with ISSOs and Government leads.

Benefits

Comp & perks

Competitive salary, paid twice per month
Best in class medical coverage
100% of medical premiums covered by True Zero
Company wide new business incentive programs
Contribution Incentives (i.e. white papers, blog posts, internal webinars, etc.)
3 weeks of PTO starting + 11 Paid Holidays Annually
401k Program with 100% company match on the first 4%
Monthly reimbursement of Cell Phone and Home Internet costs
Paternity/Maternity Leave
Investment in training and certifications to broaden and deepen your technical skills