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Freelance Human Systems Integration Jobs (NOW HIRING)

MANTECH

Human Systems Integration Expert

Washington, DC · Hybrid

$189K/yr

MANTECH seeks a career and customer-oriented Human Systems Integration Expert to join our team in Washington, D.C. This is a hybrid position with 1 day onsite and 4 days remote per week. The role ...

ManTech

Human Systems Integration Expert

Washington, DC · Hybrid

$116K - $194K/yr

MANTECH seeks a career and customer-oriented Human Systems Integration Expert to join our team in Washington, D.C. This is a hybrid position with 1 day onsite and 4 days remote per week. The role ...

JT4 LLC

Human Systems Integration - Engineer

Edwards, CA · On-site

$110K - $185K/yr

JOB DUTIES - ESSENTIAL FUNCTIONS JT4 is hiring junior to mid-level Human Systems Integration engineers. Candidates will perform a variety of engineering tasks in the field of aerospace human systems ...

JT4, LLC

Human Systems Integration - Engineer

Edwards, CA · On-site

$110K - $185K/yr

JOB DUTIES - ESSENTIAL FUNCTIONS JT4 is hiring junior to mid-level Human Systems Integration engineers. Candidates will perform a variety of engineering tasks in the field of aerospace human systems ...

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Freelance Human Systems Integration information

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$33K

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How much do freelance human systems integration jobs pay per year?

As of Aug 22, 2026, the average yearly pay for freelance human systems integration in the United States is $91,617.00, according to ZipRecruiter salary data. Most workers in this role earn between $63,500.00 and $121,000.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Human Systems Integration vs Human Factors Specialist?

AspectFreelance Human Systems IntegrationHuman Factors Specialist
CredentialsRelevant certifications, experience in systems integrationDegrees in psychology, ergonomics, or human factors; certifications often preferred
Work EnvironmentIndependent, project-based, often remote or client-siteEmployed by organizations, research labs, or consulting firms
Industry UsageUsed across aerospace, defense, healthcare, and tech industriesPrimarily in research, product design, and safety analysis

Freelance Human Systems Integration professionals focus on integrating human factors into complex systems on a project basis, often working independently. Human Factors Specialists typically work within organizations or consultancies, conducting research and designing user-centered solutions. Both roles require understanding of human behavior and system design, but differ mainly in employment setting and project scope.

What cities are hiring for Freelance Human Systems Integration jobs?

Cities with the most Freelance Human Systems Integration job openings:

What are the most commonly searched types of Human Systems Integration jobs?

The most popular types of Human Systems Integration jobs are:

What states have the most Freelance Human Systems Integration jobs?

States with the most job openings for Freelance Human Systems Integration jobs include:

Freelance Human Systems Integration jobs near you
Infographic showing various Freelance Human Systems Integration job openings in the United States as of August 2026, with employment types broken down into 85% Full Time, 9% Part Time, 5% Contract, and 1% Nights. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $91,617 per year, or $44 per hour.

Human Systems Integration Expert

MANTECH

Washington, DC • Hybrid

$189K/yr

Full-time

Posted 17 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

34th of 246 rated software companies

Job description

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role.

MANTECH seeks a career and customer-oriented Human Systems Integration Expert to join our team in Washington, D.C. This is a hybrid position with 1 day onsite and 4 days remote per week.

The role requires an individual with a unique combination of deep technical knowledge, managerial acumen, and extensive experience within the DHS or Department of War (DoW) acquisition ecosystems.

Responsibilities include but are not limited to:

  • Serve as a senior Subject Matter Expert and technical authority and high-level domain expertise in Human Systems Integration
  • Identify the necessary number of personnel required to operate, maintain, and support systems
  • Define the knowledge, skill, training, and abilities needed to properly fill platform operations
  • Design the policies, processes, and devices required to train the workforce efficiently
  • Design and lead the execution of tests and technical demonstrations to verify and validate human performance objectives when operating innovative technical solutions that improve DHS mission outcomes
  • Ensure living and working environments meet basic human needs to sustain performance in all operating conditions
  • Directs the work of junior and intermediate engineers, ensuring that all test activities align with mission-critical objectives and provide the statistical evidence required for acquisition decisions
  • Ensure that all deliverables meet DHS S&T quality standards
  • Serve as a key bridge between mission requirements and technical implementation, ensuring that Research, Development, Test, and Evaluation efforts are consistently documented to support procurement decisions

Required Qualifications:

  • Bachelor's degree in Engineering, Sciences, Psychology or a related discipline

  • 12+ years of experience in Human Systems Integration

  • Policy Proficiency: Experience with DHS acquisition policy and DHS systems engineering processes

  • Technical Writing: Proven experience in developing complex technical reports and briefings for senior leadership

  • Deep knowledge on designing interfaces to optimize human safety and performance through interaction with systems designed to deliver mission outcomes that improve efficiency and effectiveness

Preferred Qualifications:

  • Master’s degree or PhD with specialty in Human Systems Integration
  • War Acquisition University (WAU) or DHS System Engineering or Test and Evaluation certifications
  • Comprehensive understanding of DHS Acquisition Management Instruction 102-01

Clearance Requirements:

  • Must be able to obtain a DHS Public Trust clearance prior to starting this position

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time
  • Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

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