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Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos

Leidos

Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos

part-timePosted: Feb 3, 2026

Job Description

Join Leidos as a Part-Time Information Assurance Engineer (ISSE) in Chantilly, VA

Leidos seeks a skilled Part-Time Information Assurance Engineer (ISSE) to contribute to a groundbreaking mission-oriented communication network in Chantilly, VA. This role offers more than standard IA duties—it's a chance for personal growth, diving into all program facets while ensuring top-tier security.

Key Responsibilities

  • Oversee full lifecycle security, including RMF accreditation via GreenLight, developing BOE artifacts like Continuous Monitoring Plan, Contingency Plan, Configuration Management Plan, Privilege User Guide (PUG), and General User Guide (GUG).
  • Serve as network auditor: monitor activities, execute Rapid7 scans every 120 days, certify quarterly Privilege User Reports.
  • Implement security controls: access mechanisms, firewall configurations, intrusion detection/prevention, vulnerability scanning, anti-virus management, and incident response aligned with policies.
  • Collaborate with ISSM and team to maintain SSP compliance and achieve accreditation.

Basic Qualifications

  • Bachelor’s degree + 8 years experience (or equivalent).
  • Active TS/SCI with Polygraph.
  • BOE development for ICD 503, lifecycle system management, security scanning/monitoring (Rapid7, Splunk), systems engineering, project scheduling, customer-facing experience.

Desired Skills

  • CISSP certification.
  • Requirements verification and technical writing expertise.

Why Leidos?

Pay range: $107,900 - $195,050 USD (part-time prorated). We're not for the complacent—we hire disruptors who outpace the status quo. Active TS/SCI with Poly required. Original posting: January 15, 2026. Apply now to shape the future of secure networks.

Locations

  • Chantilly, Virginia, United States

Salary

107,900 - 195,050 USD / yearly

Estimated Salary Rangehigh confidence

107,900 - 195,050 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Risk Management Framework (RMF)intermediate
  • GreenLight accreditation toolintermediate
  • Body of Evidence (BOE) developmentintermediate
  • Rapid7 vulnerability scanningintermediate
  • Splunk monitoringintermediate
  • Firewall configurationintermediate
  • Intrusion detection and preventionintermediate
  • Anti-virus managementintermediate
  • Incident responseintermediate

Required Qualifications

  • Bachelor’s degree and 8+ years relevant experience or equivalent (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • ICD 503 compliance experience (experience)
  • Customer-facing environment operations (experience)
  • Lifecycle management of computer systems (experience)
  • CISSP (desired) (experience)
  • Technical writing (desired) (experience)
  • Requirements verification (desired) (experience)

Responsibilities

  • Manage full lifecycle Information System Security and RMF accreditation using GreenLight
  • Develop and maintain BOE artifacts including Continuous Monitoring Plan, Contingency Plan, Configuration Management Plan, PUG, and GUG
  • Conduct network auditing, Rapid7 scans every 120 days, and quarterly Privilege User Reports
  • Implement access controls, configure firewalls, perform vulnerability scanning, and anti-virus management
  • Execute intrusion detection/prevention and incident response per security policies
  • Collaborate with ISSM and team on SSP compliance and system accreditation

Benefits

  • general: Competitive salary range $107,900 - $195,050
  • general: Part-time flexible schedule in dynamic mission environment
  • general: Opportunities for personal growth beyond traditional IA tasks
  • general: Work with cutting-edge communication network program
  • general: Comprehensive professional development and team collaboration
  • general: Mission-driven culture that rewards innovation and disruption

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Leidos logo

Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos

Leidos

Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos

part-timePosted: Feb 3, 2026

Job Description

Join Leidos as a Part-Time Information Assurance Engineer (ISSE) in Chantilly, VA

Leidos seeks a skilled Part-Time Information Assurance Engineer (ISSE) to contribute to a groundbreaking mission-oriented communication network in Chantilly, VA. This role offers more than standard IA duties—it's a chance for personal growth, diving into all program facets while ensuring top-tier security.

Key Responsibilities

  • Oversee full lifecycle security, including RMF accreditation via GreenLight, developing BOE artifacts like Continuous Monitoring Plan, Contingency Plan, Configuration Management Plan, Privilege User Guide (PUG), and General User Guide (GUG).
  • Serve as network auditor: monitor activities, execute Rapid7 scans every 120 days, certify quarterly Privilege User Reports.
  • Implement security controls: access mechanisms, firewall configurations, intrusion detection/prevention, vulnerability scanning, anti-virus management, and incident response aligned with policies.
  • Collaborate with ISSM and team to maintain SSP compliance and achieve accreditation.

Basic Qualifications

  • Bachelor’s degree + 8 years experience (or equivalent).
  • Active TS/SCI with Polygraph.
  • BOE development for ICD 503, lifecycle system management, security scanning/monitoring (Rapid7, Splunk), systems engineering, project scheduling, customer-facing experience.

Desired Skills

  • CISSP certification.
  • Requirements verification and technical writing expertise.

Why Leidos?

Pay range: $107,900 - $195,050 USD (part-time prorated). We're not for the complacent—we hire disruptors who outpace the status quo. Active TS/SCI with Poly required. Original posting: January 15, 2026. Apply now to shape the future of secure networks.

Locations

  • Chantilly, Virginia, United States

Salary

107,900 - 195,050 USD / yearly

Estimated Salary Rangehigh confidence

107,900 - 195,050 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Risk Management Framework (RMF)intermediate
  • GreenLight accreditation toolintermediate
  • Body of Evidence (BOE) developmentintermediate
  • Rapid7 vulnerability scanningintermediate
  • Splunk monitoringintermediate
  • Firewall configurationintermediate
  • Intrusion detection and preventionintermediate
  • Anti-virus managementintermediate
  • Incident responseintermediate

Required Qualifications

  • Bachelor’s degree and 8+ years relevant experience or equivalent (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • ICD 503 compliance experience (experience)
  • Customer-facing environment operations (experience)
  • Lifecycle management of computer systems (experience)
  • CISSP (desired) (experience)
  • Technical writing (desired) (experience)
  • Requirements verification (desired) (experience)

Responsibilities

  • Manage full lifecycle Information System Security and RMF accreditation using GreenLight
  • Develop and maintain BOE artifacts including Continuous Monitoring Plan, Contingency Plan, Configuration Management Plan, PUG, and GUG
  • Conduct network auditing, Rapid7 scans every 120 days, and quarterly Privilege User Reports
  • Implement access controls, configure firewalls, perform vulnerability scanning, and anti-virus management
  • Execute intrusion detection/prevention and incident response per security policies
  • Collaborate with ISSM and team on SSP compliance and system accreditation

Benefits

  • general: Competitive salary range $107,900 - $195,050
  • general: Part-time flexible schedule in dynamic mission environment
  • general: Opportunities for personal growth beyond traditional IA tasks
  • general: Work with cutting-edge communication network program
  • general: Comprehensive professional development and team collaboration
  • general: Mission-driven culture that rewards innovation and disruption

Target Your Resume for "Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos" , Leidos

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Jobs in Chantilly, VALeidos CareersCybersecurity JobsGovernment Contractor HiringUnited States Security ClearanceEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Part-Time Information Assurance Engineer (ISSE) - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.