Application Security Engineer (R-00233)

Truezerotech
Ashburn, VA
Hybrid

Who this role is best for

Application security professionals with experience in government compliance and system lifecycle management will find this role in Ashburn, VA, offers a chance to work with a company prioritizing people-first culture and technical rigor.

Best fit for

  • Candidates with 7+ years in application security and government compliance processes
    — “Minimum 7 years of relevant application security or security engineering experience.”
  • Individuals who can act as a bridge between security and operational teams
    — “Support ISSOs during ATO and ATT activities by producing and maintaining required application security documentation and evidence.”
  • Professionals skilled in integrating security with monitoring and incident response systems
    — “Maintain continuous application monitoring, critical-incident alerting, operational status reporting, and service-request tracking.”

Things to consider

  • Expect a high level of technical communication with both ISSOs and Government leads
    — “Strong written and oral communication skills for technical recommendations, procedures, status reporting, and coordination with ISSOs and Government leads.”

How to stand out

  • Highlight experience with application lifecycle security practices and Government compliance frameworks
    — “Lead the administration, configuration, maintenance, tuning, and security of CBP application systems throughout the software lifecycle.”
  • Showcase a track record of creating and maintaining security procedures and documentation
    — “Create and maintain application operations and maintenance procedures, tuning guidance, and software maintenance recommendations.”
  • Demonstrate familiarity with SIEM integration and vulnerability remediation tracking
    — “Improve application logging, integrate relevant data with SIEM and vulnerability-management processes, and support remediation tracking.”
Pace · SteadyCollaboration · MediumAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • lead application security operations
  • support ATO and ATT activities
  • improve application logging and monitoring
Typical background
application securitysecurity engineering

Skills & requirements

Required

Application-securityConfiguration-managementChange-controlLoggingMonitoring

Preferred

ATOATTSecurity-assessmentsProduct-evaluations

Stack & domain

Application SecuritySecurity EngineeringATOATTSecurity AssessmentsProduct EvaluationsChange ApprovalsOperational Risk DecisionsConfiguration ManagementChange ControlLoggingMonitoringVulnerability RemediationSIEMLinuxKubernetesAWS EC2AWS NetworkingCommunicationLeadershipTeamworkProblem-solvingOrganizationSecurityEngineeringCloud Infrastructure

About the role

Original posting from Truezerotech via Lever

True Zero Technologies, a veteran-owned small business, was founded on the principle that the purposeful enablement of people and technology in an organization directly ties to the quality of its outcomes. True Zero recognizes that those outcomes begin and end with our people, and that is what we have built a community of like-minded, driven, and passionate individuals and innovators who are aligned in a common goal of delivering top-tier services to our customers. Our culture and commitment have been recognized through numerous accolades, including being named one of the Best Places to Work in 2023 in two categories (“Prosperous and Thriving” ($5MM–$50MM in gross revenue) and “Mid-Atlantic Region” (DC, DE, MD, NC, VA, WV)), and again in 2025 as a Best Places to Work honoree. In addition, True Zero earned coveted spots on the Inc. 5000 list of fastest-growing companies in America in 2022, 2023, and 2025, a testament to our sustained growth driven by our people-first approach and unwavering dedication to excellence.

Job Responsibilities:

  • 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.

Job Qualifications:

  • 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.

We’re actively searching for talented security and technology practitioners who are ready to experience the True Zero difference. As a True Zero team member, you'll enjoy:

  • 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

Source: Truezerotech careers (Lever)

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