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Eclss System Engineer Jobs (NOW HIRING)

Leidos

Senior Project Manager (NASA CMC)

Webster, TX · On-site

$92K - $166K/yr

Coordinate across multi-disciplinary teams including ECLSS, mechanical, electrical, software, and systems engineering * Interface with external customers and stakeholders to ensure alignment with ...

Leidos

Senior Project Manager (NASA CMC)

Webster, TX

$92K - $166K/yr

Coordinate across multi-disciplinary teams including ECLSS, mechanical, electrical, software, and systems engineering * Interface with external customers and stakeholders to ensure alignment with ...

Leidos

Senior Project Manager (NASA CMC)

Webster, TX

$92K - $166K/yr

Coordinate across multi-disciplinary teams including ECLSS, mechanical, electrical, software, and systems engineering * Interface with external customers and stakeholders to ensure alignment with ...

Cimarron

Software Engineer

Houston, TX · On-site

$110K - $170K/yr

... support systems (ECLSS), guidance navigation and control (GN&C), caution and warning (C&W ... Bachelor of Science in Electrical Engineering, Aerospace Engineering, Mechanical Engineering ...

Pae

ECLSS Flight Hardware Project Manager

Houston, TX

... systems that will enable the exploration of space while benefiting people here on Earth. We are ... As NASA's largest engineering solutions provider working together with NASA at centers across the ...

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Eclss System Engineer information

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$53.5K

$127.2K

$167K

How much do eclss system engineer jobs pay per year?

As of Jun 5, 2026, the average yearly pay for eclss system engineer in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by ECLSS System Engineers when integrating life support systems into spacecraft designs?

ECLSS System Engineers often encounter challenges related to balancing strict mass, power, and volume constraints with the need for reliability and redundancy in life support systems. Integrating these complex systems requires close collaboration with propulsion, thermal, and avionics teams to ensure compatibility and overall mission safety. Additionally, engineers must stay updated with evolving NASA and international standards, which can impact design requirements and timelines. Addressing unexpected interactions between subsystems during testing is another frequent hurdle, requiring strong problem-solving skills and adaptability.

What are the key skills and qualifications needed to thrive as an ECLSS (Environmental Control and Life Support System) System Engineer, and why are they important?

To thrive as an ECLSS System Engineer, you need a solid background in mechanical, chemical, or aerospace engineering, often with a relevant degree and experience in life support or spacecraft systems. Familiarity with modeling software (such as MATLAB or Simulink), systems integration tools, and industry standards like NASA's technical requirements is crucial. Strong problem-solving, collaboration, and communication skills help you work effectively within multidisciplinary teams and respond to complex challenges. These competencies ensure the safe, efficient design and operation of life support systems critical to human space missions.

What is an ECLSS System Engineer?

An ECLSS System Engineer is a professional who specializes in the design, development, and maintenance of Environmental Control and Life Support Systems (ECLSS) used in spacecraft and space habitats. These systems are responsible for providing and maintaining safe and habitable conditions for astronauts by managing air, water, temperature, and waste. ECLSS System Engineers work on complex engineering challenges to ensure that life support systems function reliably in the harsh environment of space. Their responsibilities often include system integration, testing, troubleshooting, and continuous improvement of life support technologies.

What is the difference between Eclss System Engineer vs Eclss Software Engineer?

AspectEclss System EngineerEclss Software Engineer
CredentialsBachelor's in Engineering, certifications in systems or aerospaceBachelor's in Computer Science or Software Engineering, coding certifications
Work EnvironmentSystems integration, hardware and software coordination in aerospace projectsSoftware development, coding, testing in aerospace or defense sectors
Industry UsageDesigning and managing ECLSS systems in spacecraftDeveloping software components for ECLSS systems

The Eclss System Engineer focuses on integrating and managing environmental control and life support systems hardware and overall system performance. In contrast, the Eclss Software Engineer specializes in developing and testing the software components that control and monitor these systems. Both roles are essential in aerospace projects but differ mainly in their focus on hardware versus software development.

More about Eclss System Engineer jobs
What cities are hiring for Eclss System Engineer jobs? Cities with the most Eclss System Engineer job openings:
What states have the most Eclss System Engineer jobs? States with the most job openings for Eclss System Engineer jobs include:
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Eclss System Engineer jobs near you
Infographic showing various Eclss System Engineer job openings in the United States as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $127,215 per year, or $61.2 per hour.
Senior Project Manager (NASA CMC)

Senior Project Manager (NASA CMC)

Leidos

Webster, TX • On-site

$92K - $166K/yr

Full-time

Posted 17 days ago

Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 146 frontline employees who took The Breakroom Quiz

56th of 425 rated business services

Job description

Leidos has an excellent opportunity for an experienced Project Manager to support NASA's Commercial Low Earth Orbit Destinations (CLD) Program. This position will lead projects focused on the development, integration, and certification of life support and multi-disciplinary spaceflight systems, supporting current and future human spaceflight missions.
The successful candidate will manage projects across a range of technical areas including Environmental Control and Life Support Systems (ECLSS), compressed gases, electrical systems, software, and integrated hardware solutions. This role is critical to ensuring safe, reliable, and efficient system performance for long-duration human spaceflight missions.
This position is located onsite in Webster, Texas, and will require collaboration with NASA stakeholders, commercial partners, and cross-functional engineering teams.
Primary Responsibilities:
  • Lead end-to-end project lifecycle management including planning, execution, monitoring, and closeout of aerospace and life support system projects
  • Manage development, integration, and certification of spaceflight hardware and software systems
  • Develop and maintain resource-loaded schedules, cost estimates, and Basis of Estimates (BOEs)
  • Coordinate across multi-disciplinary teams including ECLSS, mechanical, electrical, software, and systems engineering
  • Interface with external customers and stakeholders to ensure alignment with mission requirements and program objectives
  • Support design reviews, technical reviews, and program milestone reviews
  • Manage risks, issues, and change control processes across projects
  • Ensure compliance with NASA processes for requirements, verification, safety, quality, and configuration management
  • Review and approve technical documentation, including work orders, test plans, and engineering products
  • Provide regular status reporting on cost, schedule, and technical performance to internal and external stakeholders

Basic Qualifications:
  • Bachelor's degree in Engineering, Aerospace, Systems Engineering, or related field (or equivalent experience)
  • 8+ years of project management experience in aerospace, space systems, or related technical programs
  • Demonstrated experience managing NASA or human spaceflight-related projects
  • Experience managing complex hardware and/or integrated system development projects
  • Strong understanding of project scheduling, cost management, and risk management
  • Experience working in a matrixed, multi-disciplinary engineering environment
  • Ability to obtain a Public Trust clearance
  • Strong communication and leadership skills

Preferred Qualifications:
  • Direct experience with ECLSS (Environmental Control and Life Support Systems) or other human life support technologies
  • Experience supporting NASA CLD, ISS, Artemis, Gateway, or related programs
  • Knowledge of compressed gas systems, environmental systems, or crew systems
  • Experience with NASA human-rated hardware development and certification processes
  • Familiarity with tools such as MS Project, Earned Value Management (EVM), and configuration management systems
  • PMP certification or equivalent project management certification
  • Experience presenting to NASA technical boards and program reviews

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:
May 20, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $92,300.00 - $166,850.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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About Leidos

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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

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Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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