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Principal Network Engineer - Careers at Leidos

Leidos

Principal Network Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal Network Engineer - Leidos Intel Security Sector

Leidos seeks a Principal Network Engineer for our Analysis Solutions Business Area in McLean, VA. Join a team leading in Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and Cryptographic Key Management. Make a difference in National Security with competitive benefits including PTO, 11 holidays, 401K with 6% match, flexible schedules, stock purchase plans, upskilling, education support, and parental leave.

Job Summary

Maintain enterprise network infrastructure for optimal configuration, availability, performance, capacity, and maintenance. Monitor obsolescence, manage upgrades, and evaluate alternatives across on-premises, cloud, virtual, and physical IT environments.

Primary Responsibilities

  • Architecture, design, installation, configuration, administration, support, and maintenance of networks, hardware, and cloud resources.
  • Technology updates, performance tuning, critical patch implementation.
  • Risk assessment, mitigation, vendor trade studies, SLA documentation.
  • Continuity of operations and disaster recovery planning.
  • Operations monitoring, metrics collection for KPIs and SLAs.

Basic Qualifications

  • Technical/management leadership with expert domain knowledge.
  • Senior management interfacing and client negotiations.
  • Expertise in AWS, scripting (Shell, Python, PERL), Windows/Unix, Cisco, IP/Routing, ITIL/SAFe.
  • Hardware/software vendor analysis and recommendations.
  • Bachelor’s +12 years or Master’s +10 years experience.
  • Active TS/SCI with Polygraph.

Preferred Qualifications

  • DevOps with GitHub, Jenkins, Ansible.
  • CCNA certification.

At Leidos, challenge yourself with impactful assignments. Apply today to thrive in a mission-critical environment.

Locations

  • McLean, Virginia, United States

Salary

131,300 - 237,350 USD / yearly

Estimated Salary Rangehigh confidence

131,300 - 237,350 USD / yearly

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

Skills Required

  • AWS Cloud technologiesintermediate
  • Scripting (Shell, Python, PERL)intermediate
  • Windows and Unix environmentsintermediate
  • Cisco Enterprise environmentsintermediate
  • IP Routing and Connection servicesintermediate
  • ITIL and SAFe Agile Frameworksintermediate
  • Security patchingintermediate
  • DevOps (GitHub, Jenkins, Ansible)intermediate

Required Qualifications

  • Bachelor’s with 12+ years or Master’s with 10+ years relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • Technical/management leadership on major tasks (experience)
  • Interfacing with senior management and clients (experience)
  • Risk assessment and mitigation analysis (experience)
  • Vendor trade studies and documentation (experience)

Responsibilities

  • Architect, design, install, configure, administer, support, and maintain networks including hardware and cloud resources
  • Update technologies, tune performance, prioritize critical patches
  • Perform risk assessments, mitigation, vendor studies, ensure SLA compliance
  • Ensure continuity of operations and disaster recovery
  • Monitor operations, collect metrics for KPIs and SLAs

Benefits

  • general: Paid Time Off
  • general: 11 paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling
  • general: Education and Training Support
  • general: Parental Paid Leave

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Leidos logo

Principal Network Engineer - Careers at Leidos

Leidos

Principal Network Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Principal Network Engineer - Leidos Intel Security Sector

Leidos seeks a Principal Network Engineer for our Analysis Solutions Business Area in McLean, VA. Join a team leading in Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and Cryptographic Key Management. Make a difference in National Security with competitive benefits including PTO, 11 holidays, 401K with 6% match, flexible schedules, stock purchase plans, upskilling, education support, and parental leave.

Job Summary

Maintain enterprise network infrastructure for optimal configuration, availability, performance, capacity, and maintenance. Monitor obsolescence, manage upgrades, and evaluate alternatives across on-premises, cloud, virtual, and physical IT environments.

Primary Responsibilities

  • Architecture, design, installation, configuration, administration, support, and maintenance of networks, hardware, and cloud resources.
  • Technology updates, performance tuning, critical patch implementation.
  • Risk assessment, mitigation, vendor trade studies, SLA documentation.
  • Continuity of operations and disaster recovery planning.
  • Operations monitoring, metrics collection for KPIs and SLAs.

Basic Qualifications

  • Technical/management leadership with expert domain knowledge.
  • Senior management interfacing and client negotiations.
  • Expertise in AWS, scripting (Shell, Python, PERL), Windows/Unix, Cisco, IP/Routing, ITIL/SAFe.
  • Hardware/software vendor analysis and recommendations.
  • Bachelor’s +12 years or Master’s +10 years experience.
  • Active TS/SCI with Polygraph.

Preferred Qualifications

  • DevOps with GitHub, Jenkins, Ansible.
  • CCNA certification.

At Leidos, challenge yourself with impactful assignments. Apply today to thrive in a mission-critical environment.

Locations

  • McLean, Virginia, United States

Salary

131,300 - 237,350 USD / yearly

Estimated Salary Rangehigh confidence

131,300 - 237,350 USD / yearly

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

Skills Required

  • AWS Cloud technologiesintermediate
  • Scripting (Shell, Python, PERL)intermediate
  • Windows and Unix environmentsintermediate
  • Cisco Enterprise environmentsintermediate
  • IP Routing and Connection servicesintermediate
  • ITIL and SAFe Agile Frameworksintermediate
  • Security patchingintermediate
  • DevOps (GitHub, Jenkins, Ansible)intermediate

Required Qualifications

  • Bachelor’s with 12+ years or Master’s with 10+ years relevant experience (experience)
  • Active TS/SCI with Polygraph clearance (experience)
  • Technical/management leadership on major tasks (experience)
  • Interfacing with senior management and clients (experience)
  • Risk assessment and mitigation analysis (experience)
  • Vendor trade studies and documentation (experience)

Responsibilities

  • Architect, design, install, configure, administer, support, and maintain networks including hardware and cloud resources
  • Update technologies, tune performance, prioritize critical patches
  • Perform risk assessments, mitigation, vendor studies, ensure SLA compliance
  • Ensure continuity of operations and disaster recovery
  • Monitor operations, collect metrics for KPIs and SLAs

Benefits

  • general: Paid Time Off
  • general: 11 paid Holidays
  • general: 401K with 6% company match and immediate vesting
  • general: Flexible Schedules
  • general: Discounted Stock Purchase Plans
  • general: Technical Upskilling
  • general: Education and Training Support
  • general: Parental Paid Leave

Target Your Resume for "Principal Network Engineer - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Principal Network Engineer - Careers at Leidos. Takes only 15 seconds!

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

Check Your ATS Score for "Principal Network Engineer - 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 McLean, VALeidos CareersHiring in VirginiaCleared IT JobsNational SecurityEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Principal Network Engineer - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.