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Software Engineer – C# Security Clearance

Job in Huntsville, Madison County, Alabama, 35801, USA
Listing for: Integration Innovation, Inc. (i3)
Full Time position
Listed on 2026-02-17
Job specializations:
  • Software Development
    Software Engineer
Job Description & How to Apply Below
Position: Software Engineer – C# with Security Clearance
Overview i3 is seeking a Software Engineer with 5+ years of professional experience to develop a new digital engineering environment for a government customer. This environment will include virtual testing and deployment capabilities to simulate UxS platforms for the DoD.

Experience with web and platform engineering is desired. Responsibilities
* The candidate will work with an Agile software development team delivering value to a DoD customer in small, incremental iterations.
* The candidate will be responsible for following pre-defined software safety practices to develop flight critical software. This includes software architecture reviews, documentation updates, and comprehensive testing of new capabilities.
* Candidate will develop software designs using best practices and object-oriented methodologies.
* Candidate must have experience creating automated unit and integration level tests.
* Routine collaboration with team members in developing system capabilities is expected.
* Other duties as assigned. Qualifications Education, Experience and

Required skills:

* Must be a U.S. Citizen.
* Have a Bachelor of Science degree (or advanced degree) from an accredited college (ABET preferred) in computer science, engineering, mathematics, or the hard sciences.
* 5+ years of professional experience required.
* Ability to obtain and maintain a DoD security clearance.
* Must have experience in an object-oriented programming language like C#/.NET, Java, or C++.
* Candidate must be a team player and be creative, adaptive, and excited to learn.
* Candidate must have experience establishing good configuration management practices and will be responsible for proper code maintenance, merging, and configuration management.
* Experience presenting to customers and conducting demonstrations.
* Candidate must have the experience and desire to mentor and train less experienced team members.

* Position Location:

In office in Huntsville, AL
* CONUS

Travel required:

Less than 20%

Preferred Experience /

Skills:

* Prefer understanding of agile software development, ideally Extreme Programming (XP).
* Familiarity with Git for software source control and configuration management.
* Experience leading small agile teams and mentoring junior software engineers.
* Familiarity with Infrastructure-as-Code (IaC) tools like terraform.
* Experience developing in Amazon Web Services (AWS) or similar cloud environments.
* Familiar with docker and/or Kubernetes deployment strategies. Knowledge/Skills
* Knowledge of office administration and procedures.
* Exceptional judgment capabilities and relationship management skills.
* Excellent communication, teamwork, and client service skills; ability to clearly communicate in discussions and written documents, and to deliver feedback clearly and tactfully.
* Interact with a diverse array of customers and staff in a professional and courteous manner.
* Work independently with accountability for accurate and complete results.
* Be extremely organized and exceptionally detail oriented.
* Work well both independently and in a team environment.
* Be energized by a fast-paced work environment.
* Must be able to communicate with others effectively.
* Analyze information and respond appropriately.
* Manage time wisely and prioritize tasks.
* Provide superior customer service.
* Multi-task in a pleasant manner.
* Work well under pressure. 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.
* While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; handle or feel; and reach with hands and arms.
* The employee is occasionally required to sit; climb or balance; and stoop, kneel, crouch or crawl. The employee must be able to lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds.
* Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus.
* Regular i3 hours are 8:00 a.m.

-…
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