Defense Contractor Internship Jobs in Alabama (NOW HIRING)

26-063 Junior Electrical/RF Engineer

Invariant Corporation is seeking a driven and motivated Junior Electrical/Radio Frequency (RF) Engineer to support our Redstone Arsenal team. The ideal candidate will be an energetic self-starter with a passion for RF systems and a strong desire to learn and grow in a fast-paced, mission-driven environment. This individual will assist in the design, testing, and integration of RF components and systems, and will be encouraged to take initiative and contribute innovative solutions.

Duties Include:

• Assist in the design, development, and testing of RF circuits, antennas, and systems.
• Support senior engineers in the integration and troubleshooting of RF hardware and software.
• Perform laboratory measurements, data collection, and analysis of RF performance.
• Document test procedures, results, and technical findings.
• Collaborate with multidisciplinary teams to support project objectives and deliverables.
• Participate in technical reviews and contribute ideas for continuous improvement.
• Take initiative in identifying and solving technical challenges.
• Stay current with emerging RF technologies and industry best practices.
• Perform other duties as assigned or required.

Requirements:

• Bachelors degree in Electrical Engineering, Physics, or a related field.
• 03 years of experience in RF engineering or a related discipline (internship/co-op experience acceptable).

Requires ability to:

• Demonstrated drive, initiative, and eagerness to learn new skills.
• Basic understanding of RF principles, components, and test equipment (e.g., spectrum analyzers, network analyzers).
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work well in a small, fast-paced, and mission-driven environment with co-workers, management, and clients.
• Ability to work independently with minimal supervision, exercise good judgment, and make rational decisions.
• Ability to obtain and maintain a security clearance.

Work Environment

Office and lab environment.

This position is expected to be performed only in the state of Alabama.

Subject to the provisions of Code of Alabama 40-18-370, the Company shall give good faith consideration to Alabama residents for employment at the Project.

Invariant Corporation is an Equal Opportunity Employer. All qualified applicants will be considered without regard to race, color, religion, sex, national origin, disability, or veteran status.

Invariant is a drug-free workplace.

Headquartered in Huntsville, Alabama, Invariant is a 100% employee owned, non-traditional defense contractor providing advanced engineering solutions to support national defense, homeland security, and law enforcement. We are ISO 9001 certified with secure facilities, labs, and high bay space performing advanced manufacturing, integration, assembly, and testing of mission critical systems. Join a team where innovation fuels impact. At Invariant, every voice contributes, and every employee-owner shares in the success of our mission to protect those who protect us. We’re home to engineers, developers, and specialists—web builders of mission-critical systems, united by purpose and driven by pride. As a 100% employee-owned company, your work doesn’t just power national defense—it helps power your future. Ready to take the next step in your career? Explore our current openings and discover how you can make a lasting impact while building ownership in everything you help create.