Vulnerability Assessment Analyst / Information Systems Security Engineer (ISSE)

Omniscius ConsultingAnnapolis Junction, MD
Onsite

About The Position

Our client is seeking a Vulnerability Assessment Analyst / Information Systems Security Engineer (ISSE) to support vulnerability management and continuous monitoring activities in a highly secure environment. The position will focus heavily on Tenable Security Center, Nessus/ACAS vulnerability scanning, DISA STIG compliance, vulnerability remediation, and Windows/Linux security. The position is based at a contractor site in Annapolis Junction, Maryland, with a part-time evening and weekend schedule.

Requirements

  • Active TS/SCI clearance with Full Scope Polygraph.
  • Hands-on experience with enterprise vulnerability management and scanning solutions such as Tenable Security Center, Tenable Nessus, and/or ACAS.
  • Familiarity with DISA STIGs, Tenable Audit Files, and/or CIS Benchmarks.
  • Knowledge of system and application security threats and vulnerabilities.
  • Working knowledge of: Linux/Unix administration, Windows administration, Networking, Patch deployment, System configuration.
  • Ability to analyze vulnerability scan results and support remediation efforts.
  • Must meet DoD 8570 IAT Level II requirements.
  • Acceptable certifications identified for the position include: CompTIA Security+ CE, CEH.
  • Candidates must possess an active TS/SCI clearance with Full Scope Polygraph and be able to operate as a privileged user within the supported environment.

Nice To Haves

  • In-depth knowledge of vulnerability assessment methodologies, tools, and industry best practices.
  • Strong analytical and problem-solving skills with excellent attention to detail.
  • Self-starter capable of owning technical tasks from beginning to end.
  • Ability to work effectively both independently and as part of a technical team.
  • Strong written and verbal communication skills for presenting vulnerability findings and security risks to stakeholders.

Responsibilities

  • Maintain and optimize the Tenable Security Center infrastructure.
  • Perform security assessments, patching, and vulnerability scans of Linux Security Center servers using Tenable Nessus.
  • Identify and mitigate DISA STIG findings and vulnerabilities across Tenable Security Center and Windows/Linux Nessus scanning servers.
  • Install, configure, maintain, and update Tenable Nessus and Tenable Security Center software.
  • Configure and fine-tune vulnerability scanning policies and asset lists to ensure comprehensive coverage.
  • Conduct recurring vulnerability assessments across multiple device types and operating systems.
  • Use Nessus/ACAS to identify vulnerabilities across customer assets as part of continuous monitoring activities.
  • Review and analyze Nessus/ACAS scan results and provide remediation guidance.
  • Analyze vulnerability scan results and develop comprehensive reports.
  • Monitor and track vulnerability remediation activities through completion.
  • Coordinate with Information Systems Security personnel and other technical teams to ensure vulnerabilities are addressed in a timely manner.
  • Communicate security posture, vulnerabilities, and potential risks to technical and management stakeholders.
  • Maintain accurate documentation and records related to vulnerabilities and security incidents.
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