ZR_1142_JOB

Mc Lean, United States | Posted on 07/14/2026

• Level of Position Senior-level (6-10 years)
• Job Type Full time
• Clearance TS/SCI Full Scope Polygraph
• Country United States

Job Description

Membersof the ISSO team support the assessment and authorization (A&A) process forinformation systems. The successful candidate will have requisite cybersecurity experience with methods and tools used to improve the security postureof critical systems such as identifying risks, vulnerabilities, anomalies,patching, auditing, automation, security hardening, best practices, andevaluating system changes. In addition, the candidate will collaborate withdevelopers and engineers on projects to create a secure hybrid-cloudenvironment.

Requirements

Mandatory Requirements:

• Candidate must have an active TS/SCI with a Polygraph
  
• Bachelor’s degree in Cybersecurity, IT, or other relatedtechnical discipline; or the equivalent combination of education, technicaltraining, or work/military experience
  
• Minimum eight (8) years applied experience or relevantdegree plus five (5) years of Cybersecurity expertise with demonstrated abilityto successfully shepherd IT projects of varying types through the authorizationlifecycle
  
• Strong verbal and written communication/cooperation within ateam context
  
• Supported control implementation assessment and reportingand monitoring processes using cyber security and assessment management systems
  
• Understanding of perimeter controls (firewalls), accesscontrol mechanisms, and network architectures
  
• Demonstrated essential understanding of methods forhardening operating systems (e.g., CentOS, RedHat, Windows)
  
• Skilled with and/or demonstrated technical aptitude withvulnerability and risk assessment tools such as Elasticsearch or Splunk SIEMs,Rapid7 Nexpose, and IDS/IPS monitoring and alerting
  
• Strong understanding of methodologies for researching anddocumenting software and hardware vulnerabilities
  
• Experienced working closely with stakeholders, developers,and external teams, including customer security manages (ISSMs), organizationalleadership, and key personnel
  
• Applied experience with the customer’s assessment andauthorization tracking tools
  
• Knowledgeable regarding Common Control Provider (CCP)requirements and methodology
  
• Demonstrated knowledge and experience with networkingtopologies and hardware, including commonly used/referenced network devices,IDS and IPS, etc.
  
• Applied experience with open-source and commercial tools andsystems such as nmap, Nessus, Rapid7, Splunk, Nipper, Elasticsearch, Jira,Confluence, Cisco, VMware, Citrix, or Trellix, as well as GOTS tools used bythe customer
  
• Demonstrated experience with the design and implementationof defense-in-depth solutions
  
• Skilled in cross-team collaboration and effectivecommunication to fulfill specific authorization requirements
  
• Demonstrated skill documenting processes and procedures inCONOPS and system security, contingency, configuration management and otherplans
  
• Demonstrated ability to facilitate customer concurrencesrequired for risk-based decisions, especially those requiring waivers
  
• Experience assisting the customer with decisions impactingthe security posture and compliance of their systems and networks withrequirement as documented in NIST 800-53 and its revisions
  
• Extensive familiarity with communications protocols, such asTCP/IP, UDP, SSH, LDAP, etc.
  
• Demonstrated experience with security, monitoring andauditing cloud-based technologies, products and services, such as Amazon WebServices (AWS) or Microsoft Azure
  
• Knowledge of the customer's organization, their networksystems and infrastructure, processes and procedures, and request and approvaltools
  
• Ability to work within fast-paced customer environments
  

• Experiencein scripting/program languages such as Bash, PowerShell, or Python