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Principal​/Sr Principal Engineer Embedded Software Security Clearance

Job in San Antonio, Bexar County, Texas, 78202, USA
Listing for: Northrop Grumman
Full Time position
Listed on 2025-12-10
Job specializations:
  • Software Development
    Software Engineer, C++ Developer, Embedded Software Engineer, DevOps
Job Description & How to Apply Below
Position: Principal/ Sr Principal Engineer Embedded Software with Security Clearance
RELOCATION ASSISTANCE:
Relocation assistance may be available CLEARANCE TYPE:
Secret TRAVEL:
Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.

We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to enable strategic planning. We're looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry thought leader.

At Northrop Grumman, you'll have the resources, support, and team to do some of the best work of your career. We are looking for you to join our team as a Principal or Sr. Principal Crypto Software Engineer based out of Annapolis Junction, MD, Chantilly, VA or San Antonio, TX. What You'll Get to Do:
In this role you will design, develop, integrate and test software for our end-user customers and businesses, primarily focused on cryptographic software code bases. Specifically, you will be responsible for the design, architecture, development, and administration of embedded and real time systems. You will work with multi-disciplinary teams, such as with Systems Engineering, Digital Engineering, Hardware, and Integration & Test, in an Agile software development environment.

You will analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls. Principal Crypto Software Engineer

Basic Qualifications:

* Bachelor's degree in Computer Engineering or another STEM discipline with 5 years of related experience, or Master's degree with 3 years or a PhD with 1 year of experience

* Proficient in C/C++

* Crypto

Experience:

experience with Crypto Systems, familiarity/experience with developing HAIPE, OTNK and/or IKE, experience implementing cryptographic mechanisms using dedicated software libraries

* Proficient in Object Oriented programming

* Proficient in all areas of the formal software lifecycle process from requirements to testing

* Experience integrating low-level firmware and software in complex real-time multi-threaded embedded applications

* Experience with developing and debugging embedded real-time systems.

* Experience with Rust

* Experience with Communication Protocols (I2C, SPI, UART, PCIe, Ethernet)

* Experience with RTOS designs and implementing secure software for embedded systems

* Experience with Xilinx platforms (Zynq, Ultrascale+, and VERSAL)

* Experience with TCP/IP and common network configurations

* Familiarity with Static Analysis and Unit Testing

* Experience using Jira/Bitbucket/Git and the Agile software development process

* An active DoD Secret clearance.
Sr. Principal Crypto Software Engineer

Basic Qualifications:

* Bachelor's degree in Computer Engineering or another STEM discipline with 8 years of related experience, or Master's degree with 6 years or a PhD with 4 years of experience.

* Proficient in C/C++

* Crypto

Experience:

experience with Crypto Systems, familiarity/experience with developing HAIPE, OTNK and/or IKE, experience implementing cryptographic mechanisms using dedicated software libraries

* Proficient in Object Oriented…
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