Resume and JobRESUME AND JOB
Leidos logo

Expert Systems Engineer - Careers at Leidos

Leidos

Expert Systems Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Expert Systems Engineer at Leidos

Join Leidos as an Expert Systems Engineer in Chantilly, VA, where you'll drive innovative IT solutions for enterprise systems. Maintain awareness of technical trends, ongoing projects, and business requirements while applying project management models like Spiral, Waterfall, or Agile.

Key Responsibilities

  • Develop end-to-end cost analysis and ensure compliance with enterprise architecture.
  • Design robust Public Key Infrastructure (PKI) systems, managing digital certificates, CAs, RAs, key practices, cryptography, revocation, and trust models.
  • Create block diagrams, logic flows, and translate designs into efficient software using object-oriented languages.
  • Test, debug, document, and enhance software for optimal performance and reuse.
  • Lead functional analysis, timeline analysis, requirements allocation, and trade studies to deliver hardware/software specs.
  • Configure and maintain cloud IT infrastructure, coordinating system installations and problem resolution.
  • Apply business process re-engineering, data modeling, risk analysis, and performance techniques.

Required Qualifications

  • Bachelor's degree + 12 years' experience (or equivalent).
  • Expertise in PKI and database tools.
  • Proven ability to manage software development with CASE tools, data flow diagrams, and configuration processes.

Support senior management with project status updates and prepare for CIO control gates. If you're a strategic thinker with deep systems engineering expertise, apply now to shape Leidos' cutting-edge defense IT initiatives. Full-time role offering salary $131,300-$237,350 based on experience.

Locations

  • Chantilly, 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

  • Public Key Infrastructure (PKI)intermediate
  • Digital Certificates & Certificate Authoritiesintermediate
  • Cryptographic Algorithmsintermediate
  • Key Management Practicesintermediate
  • Object-Oriented Programmingintermediate
  • Cloud Infrastructure Designintermediate
  • Agile/Waterfall Project Managementintermediate
  • Software Configuration Managementintermediate
  • CASE Toolsintermediate
  • Data Flow Diagramsintermediate

Required Qualifications

  • Bachelor's degree and 12+ years' experience (additional experience in lieu of degree) (experience)
  • Strong knowledge of PKI concepts including CAs, RAs, revocation procedures, and trust models (experience)
  • Proficiency in database user interface and query software (experience)
  • Experience with enterprise IT trends and business unit requirements (experience)
  • Ability to perform cost analysis, functional analysis, and trade studies (experience)

Responsibilities

  • Develop block diagrams, logic flow charts, and translate designs into software
  • Test, debug, refine software, and prepare program/user documentation
  • Apply business process improvement and re-engineering methodologies
  • Ensure logical conversion of requirements into systems solutions balancing technical, schedule, and cost constraints
  • Design, configure, and maintain cloud-based IT infrastructure
  • Provide technical direction, estimate costs/schedules, and supervise configuration management
  • Analyze complex system requirements and perform strategic systems planning

Benefits

  • general: Competitive salary range $131,300 - $237,350
  • general: Comprehensive health, dental, and vision insurance
  • general: 401(k) matching and retirement plans
  • general: Professional development and tuition reimbursement
  • general: Generous paid time off and flexible work options
  • general: Employee stock purchase plan and performance bonuses

Target Your Resume for "Expert Systems Engineer - Careers at Leidos" , Leidos

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

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

Check Your ATS Score for "Expert Systems 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 Chantilly, VALeidos CareersHiring in VirginiaGovernment Contractor JobsIT Systems EngineeringEngineeringInformation TechnologySecurity

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

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.

Leidos logo

Expert Systems Engineer - Careers at Leidos

Leidos

Expert Systems Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Expert Systems Engineer at Leidos

Join Leidos as an Expert Systems Engineer in Chantilly, VA, where you'll drive innovative IT solutions for enterprise systems. Maintain awareness of technical trends, ongoing projects, and business requirements while applying project management models like Spiral, Waterfall, or Agile.

Key Responsibilities

  • Develop end-to-end cost analysis and ensure compliance with enterprise architecture.
  • Design robust Public Key Infrastructure (PKI) systems, managing digital certificates, CAs, RAs, key practices, cryptography, revocation, and trust models.
  • Create block diagrams, logic flows, and translate designs into efficient software using object-oriented languages.
  • Test, debug, document, and enhance software for optimal performance and reuse.
  • Lead functional analysis, timeline analysis, requirements allocation, and trade studies to deliver hardware/software specs.
  • Configure and maintain cloud IT infrastructure, coordinating system installations and problem resolution.
  • Apply business process re-engineering, data modeling, risk analysis, and performance techniques.

Required Qualifications

  • Bachelor's degree + 12 years' experience (or equivalent).
  • Expertise in PKI and database tools.
  • Proven ability to manage software development with CASE tools, data flow diagrams, and configuration processes.

Support senior management with project status updates and prepare for CIO control gates. If you're a strategic thinker with deep systems engineering expertise, apply now to shape Leidos' cutting-edge defense IT initiatives. Full-time role offering salary $131,300-$237,350 based on experience.

Locations

  • Chantilly, 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

  • Public Key Infrastructure (PKI)intermediate
  • Digital Certificates & Certificate Authoritiesintermediate
  • Cryptographic Algorithmsintermediate
  • Key Management Practicesintermediate
  • Object-Oriented Programmingintermediate
  • Cloud Infrastructure Designintermediate
  • Agile/Waterfall Project Managementintermediate
  • Software Configuration Managementintermediate
  • CASE Toolsintermediate
  • Data Flow Diagramsintermediate

Required Qualifications

  • Bachelor's degree and 12+ years' experience (additional experience in lieu of degree) (experience)
  • Strong knowledge of PKI concepts including CAs, RAs, revocation procedures, and trust models (experience)
  • Proficiency in database user interface and query software (experience)
  • Experience with enterprise IT trends and business unit requirements (experience)
  • Ability to perform cost analysis, functional analysis, and trade studies (experience)

Responsibilities

  • Develop block diagrams, logic flow charts, and translate designs into software
  • Test, debug, refine software, and prepare program/user documentation
  • Apply business process improvement and re-engineering methodologies
  • Ensure logical conversion of requirements into systems solutions balancing technical, schedule, and cost constraints
  • Design, configure, and maintain cloud-based IT infrastructure
  • Provide technical direction, estimate costs/schedules, and supervise configuration management
  • Analyze complex system requirements and perform strategic systems planning

Benefits

  • general: Competitive salary range $131,300 - $237,350
  • general: Comprehensive health, dental, and vision insurance
  • general: 401(k) matching and retirement plans
  • general: Professional development and tuition reimbursement
  • general: Generous paid time off and flexible work options
  • general: Employee stock purchase plan and performance bonuses

Target Your Resume for "Expert Systems Engineer - Careers at Leidos" , Leidos

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

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

Check Your ATS Score for "Expert Systems 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 Chantilly, VALeidos CareersHiring in VirginiaGovernment Contractor JobsIT Systems EngineeringEngineeringInformation TechnologySecurity

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

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.