Full-Time

Systems Engineer

Updated on 8/1/2026

Deadline 8/1/27
Integration Innovation (i3)

Integration Innovation (i3)

501-1,000 employees

Defense contractor delivering missile, cyber engineering

No salary listed

No H1B Sponsorship

Huntsville, AL, USA

In Person

CONUS travel of less than 20% is required.

US Citizenship, US Top Secret Clearance Required

Category
Engineering Management (1)
Required Skills
Software Testing
Computer Networking

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Requirements
  • Must be a United States citizen.
  • Must have a Bachelor's degree or advanced degree from an accredited college, preferably ABET-accredited, in computer science, engineering, mathematics, or the hard sciences, with 5 years of experience.
  • Must have experience writing technical requirements.
  • Must have experience writing and executing test plans.
  • Must have familiarity with Agile Scrum development methodology and associated tools.
  • Must have or be able to obtain a Secret security clearance or higher.
  • Must be willing to travel within the continental United States for less than 20% of the time.
  • Must be able to meet the stated physical demands, including lifting up to 25 pounds occasionally.
  • Must maintain regular and punctual attendance during the stated work hours.
  • Must be a team player and be creative, adaptive, and excited to learn.
Responsibilities
  • Develop and maintain standardized, testable requirements based on customer and collaborator input.
  • Perform testing and documentation associated with developing software applications.
  • Work within cloud-based infrastructure and tooling.
  • Perform demonstrations and interface with customers to ensure the product meets end-customer goals.
  • Attend test events and generate test artifacts.
  • Support software development teams throughout the software development lifecycle.
  • Perform other duties as assigned.
Desired Qualifications
  • Familiarity with documentation tools such as Texmaker and PlantUML.
  • Familiarity with a configuration management software tool.
  • Familiarity with requirements structures typical for Department of Defense projects.
  • Experience conducting test and integration events.
  • Experience supporting field demonstrations.
  • Familiarity with basic networking and troubleshooting techniques.
  • Familiarity with cloud infrastructure.
  • Familiarity with drones or remote-controlled planes, boats, or ground vehicles.
Integration Innovation (i3)

Integration Innovation (i3)

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Integration Innovation (i3) provides technical and engineering services to the U.S. Department of Defense, specializing in missile defense, cybersecurity, and virtual training simulations. The company operates by fulfilling government contracts for systems engineering, software development, and flight operations support to maintain mission-critical military technology. Unlike many competitors, i3 is 100% employee-owned, which fosters a unique internal culture and a high level of commitment to project success. Its goal is to deliver specialized technical solutions for complex defense challenges, such as hypersonic technology and unmanned aerial systems integration.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Huntsville, Alabama

Founded

2007

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Simplify Jobs

Simplify's Take

What believers are saying

  • 30% CAGR under CEO Kretzschmar since 2021 aligns with DoD priorities.
  • $187M Navy IDIQ for aviation training courseware extends five-year revenue.
  • CJ Jacobs drives growth via market research and long-term strategy execution.

What critics are saying

  • Leidos erodes i3's Navy training share via $8B Platform Integration IDIQ.
  • DoD FY2026 cuts C5ISR funding 15%, slashing i3's core Navy contracts.
  • Northrop Grumman sole-sources MDA's $2.5B interceptor, cutting i3 task orders.

What makes Integration Innovation (i3) unique

  • i3 specializes in missile defense, hypersonic tech, and UAS integration for DoD.
  • 100% employee-owned ESOP since 2021 boosts commitment to mission-critical engineering.
  • Huntsville HQ near Redstone Arsenal enables rapid prototyping and C5ISR solutions.

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Benefits

Health Insurance

401(k) Company Match

Generous PTO

Health and wellness incentives

Tuition and certification reimbursement

Growth & Insights and Company News

Headcount

6 month growth

13%

1 year growth

13%

2 year growth

13%
intelligence360
Dec 4th, 2025
Integration Innovation files to raise $15M in exempt securities offering

Integration Innovation has filed a notice with the US Securities and Exchange Commission for an exempt offering to raise $15 million in new funding. The filing was made under Rule 504 or 506 of Regulation D or Section 4(a)(5) of the Securities Act of 1933. Federal securities law requires companies selling securities without registration to file such notices within 15 days after the first sale of securities in the offering. No additional details about the company's business or the funding round were disclosed in the filing.

GovCon Wire
Mar 7th, 2024
Integration Innovation Wins $187M Navy Interactive Courseware Training Support IDIQ

The U.S. Navy has awarded Integration Innovation Inc. a potential five-year, $187.3 million contract to design, build, test and deliver instructor-facilitated and self-directed interactive courseware training products for naval aviation and aircrew ratings.

Integration Innovation, Inc. (i3)
Aug 17th, 2022
I3 Corps recognized as one of Huntsville-Madison County’s Best Places to Work 2022

Integration Innovation, Inc. is pleased to announce I3 Corps were named one of Huntsville-Madison County’s Best Places to Work 2022, receiving its seventh award.

Integration Innovation, Inc. (i3)
Oct 22nd, 2021
Integration Innovation, Inc. hires Richard Kretzschmar as Chief Executive Officer

Integration Innovation, Inc. is pleased to announce that Richard Kretzschmar has been appointed as Chief Executive Officer (CEO).