Position: PNT Engineering Intern

Description:

Assist in the development, testing, and support of software and infrastructure for Positioning, Navigation, and Timing (PNT) systems. The ideal candidate is a motivated engineering student with a strong interest in navigation, sensor processing, or software development. The intern will work with experienced engineers to support tasks such as data processing algorithm development, prototype navigation tools, simulation environments, and analysis procedures used in evaluating PNT system performance.

This position is designed to provide hands-on experience with real-world navigation technologies, engineering workflows, and modern software practices.

Job Role(s):

Assist with developing software for embedded or high-performance navigation systems
Support validation, testing, and documentation of new or existing codebases
Help implement software interfaces for sensors and hardware systems, including timing-critical applications
Contribute to development of simulation tools, analysis utilities, and testing infrastructure
Participate in engineering discussions, design reviews, and troubleshooting sessions

Required Experience:

Coursework or project experience with programming in C++, C, Python, or similar languages
Familiarity with engineering concepts related to signal processing, sensors, or embedded systems
Ability to work collaboratively, follow technical guidance, and learn new development tools
Strong analytical thinking and attention to detail

Preferred Experience (Not Required):

Exposure to GNSS receivers, inertial sensors, or other navigation technologies
Experience from class projects, labs, clubs, or internships involving software development
Understanding of Linux, version control (Git), or software testing practices

Benefits Summary:

Opportunity for hands-on experience with PNT and sensor technologies
Mentorship from experienced engineers
Dynamic and collaborative work environment

IS4S: Speed with Discipline

Integrated Solutions for Systems (IS4S) is an employee-owned and controlled small business that provides a wide range of engineering and management solutions to the United States Armed Forces and other government and commercial agencies. We specialize in advanced positioning, navigation, and timing (PNT) technologies, systems engineering and integration, software development, open systems architectures, computational physics, additive manufacturing, energetics, electromagnetics, avionics, vehicle electronics, and many other innovative technologies.

We are headquartered in Huntsville, Alabama with additional offices located in these areas:

We also have a growing remote workforce across the United States, including embedded teams at Redstone Arsenal in Alabama, Eglin Air Force Base in Florida, and Hanscom Air Force Base in Massachusetts.

Our mission is to solve important problems for our customers in an environment where doing the right thing is more important than profit, and where our company is fully owned, operated, and controlled by ethical, motivated employees.

IS4S was founded in 2008 by experienced engineers and managers who realized the need to ensure that our government, military, and commercial customers have an alternative to the defense contractor “status quo.” The IS4S approach to systems integration and development is based on a time proven premise: giving the customer the best value solution is always the right answer. We believe that there is no better way to build our business than to build our customer’s business with high value, technically innovative solutions and services.

IS4S is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, disability status, sexual orientation or gender identity.

PNT Engineering Intern