I2X/ISYS TECHNOLOGIES logo

Flight Software Engineer

I2X/ISYS TECHNOLOGIES

Hybrid
Littleton, CO
Full-time
Mid Level
5+ yrs
Salary not listedPosted 17h ago

Real job — pulled straight from I2X/ISYS TECHNOLOGIES’s careers page · Verified August 12, 2026 · No reposts.

Job description

I2X/ISYS TECHNOLOGIES is hiring a Flight Software Engineer — a full-time, based in Littleton, CO role. Apply directly on I2X/ISYS TECHNOLOGIES's careers page below.

Flight Software Engineer

Location: Littleton, CO, US

Employment Type: FULL_TIME

Minimum Clearance Required

US Citizen

Responsibilities

I2X Technologies is a reputable technology services company to the Federal Government. Whether the focus is on space exploration, national security, cyber security, or cutting-edge engineering applications, I2X is ready to offer you the chance to make a real-world impact in your field and for your country. We provide long-term growth and development. Headquartered in Colorado, I2X is engaged in programs across the country and in more than 20 states. Our programs support multiple Federal agencies, the Department of Defense and often focused on the space initiatives of our government customers.

 

I2X Technologies is seeking a Flight Software Engineer to support ongoing activities for a customer in Littleton, CO. This position will be *on-site or remote*. 

 

Responsibilities:

  • Work with GNCP (Guidance, Navigation, Controls, and Propulsion) Flight Software Team
  • Responsibile for flight requirements verification through final run for record
  • Review and understand requirements and their parts success criteria
  • Create test cases/test scripts in Python to fully verify success criteria
  • Follow a process of developing Python based testing through a final qualification review
  • Review existing GNCP verification tests in regression; identify any failings, understand the issues, and implement corrections
  • Run both software and hardware test beds
  • Collaborate effectivly with team members, outside mode teams, developers, and principal engineers
  • Deliverables include:
    • Qualified requirement success criteria through a final qualification process

    • Python test script, and utilities

    • Doors documentation

    • Multiple result files

    • Checklist

Qualifications

 

Basic Qualifications :

  • Bachelor’s degree in computer science, aerospace, or related equivalent engineering degree
  • 5+ years of software verification experience
  • Previous software verification experience
  • Leadership ability
  • Python High Level (SWTE specifically)
  • Linux (knowledgeable)
  • Matlab (knowledgeable)
  • Detail orientated
  • Self-motivated

 

Desired skills :

  • Previous Orion and/or Orion software verification experience
  • Previous Flight Software or Simulation Software Experience
  • GNCP (Guidance, Navigation, Controls, and Propulsion) knowledge
  • C++ (knowledgeable)
  • Doors

 

Essential Requirements:

US Citizenship is required.

 

In compliance with Colorado’s Equal Pay for Equal Work Act, the annual base salary range for this position is listed . Please note that the salary information is a general guideline only. I2X Technologies considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.

 

Physical Demands:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.

 

While performing the duties of this job, the employee will regularly sit, walk, stand and climb stairs and steps. May require walking long distance from parking to work station. Occasionally, movement that requires twisting at the neck and/or trunk more than the average person, squatting/ stooping/kneeling, reaching above the head, and forward motion will be required. The employee will continuously be required to repeat the same hand, arm, or finger motion many times. Manual and finger dexterity are essential to this position. Specific vision abilities required by this job include close, distance, depth perception and telling differences among colors. The employee must be able to communicate through speech with clients and public. Hearing requirements include conversation in both quiet and noisy environments. Lifting may require floor to waist, waist to shoulder, or shoulder to overhead movement of up to 20 pounds. This position demands tolerance for various levels of mental stress.

 

I2X Technologies is an Engineering and Information Technology Company focused on providing Services to the Federal and State Government. I2X offers a competitive compensation program and comprehensive benefits package to our employees.

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Frequently asked questions

What skills are required for Flight Software Engineer at I2X/ISYS TECHNOLOGIES?

The required skills for Flight Software Engineer at I2X/ISYS TECHNOLOGIES include: Python, Linux, Matlab, C++.

What is the seniority level for Flight Software Engineer at I2X/ISYS TECHNOLOGIES?

Flight Software Engineer at I2X/ISYS TECHNOLOGIES is a Mid Level level position.

How do I apply for Flight Software Engineer at I2X/ISYS TECHNOLOGIES?

You can view the full description and apply for Flight Software Engineer at I2X/ISYS TECHNOLOGIES on EchoJobs: https://echojobs.io/job/i2x-isys-technologies-flight-software-engineer-loqgr.