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Aretum · 16 hours ago

Vulnerability Assessment / Penetration Testing Specialist - Contingent

Washington, DC

Full-time

Hybrid

Mid Level

3+ years exp

Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to customers across defense, civilian, and homeland security sectors. The Vulnerability Assessment / Penetration Testing Specialist performs security testing of government systems to identify vulnerabilities, validate exploitability/impact, and provide clear remediation guidance.

ConsultingInformation Technology

Growth Opportunities

No H1B

U.S. Citizen Only

Responsibilities

Perform vulnerability assessments and penetration testing of government systems and applications in accordance with approved rules of engagement and testing plans

Execute technical testing activities (e.g., reconnaissance, scanning, enumeration, validation/exploitation where authorized) and document evidence, risk, and impact

Assess systems and networks to identify deviations from acceptable configurations and security policy, and translate findings into prioritized remediation actions

Support secure network design reviews by analyzing network architecture, trust boundaries, segmentation, and exposed services to identify risk and attack paths

Contribute to project delivery by estimating effort, tracking tasks, communicating blockers, and supporting status reporting and deliverable timelines

Produce high-quality technical write-ups and executive-ready summaries, including reproduction steps, affected assets, severity rationale, and remediation recommendations

Retest/validate remediation and provide closure evidence for resolved vulnerabilities as required by the engagement and client process

Maintain careful handling of sensitive information and ensure testing remains ethical, authorized, and auditable

Qualification

Vulnerability assessmentsPenetration testingTechnical writingNetwork designOWASP testing practicesWindows/Linux fundamentalsTCP/IP networkingProject managementEvidence-based reportingCommunication skills