Senior Software Engineer - Encryption (Clifton)
L3HARRIS Technologies
Clifton, NJ · Posted November 5, 2026
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About the job
Job Title: Specialist, Software Engineer - Encryption
Job Code: 47094
Job Location: Clifton, NJ (On-Site)
Job Schedule: 9/80 (Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off
Job Description:
In a fast moving and increasingly complex world, L3Harris is anticipating and rapidly responding to challenges with agile technology – creating a safer and more secure future. Join our trailblazing team, where you'll dive into the thrilling world of high-assurance encryption products.
L3Harris Integrated Mission Systems is seeking a Software Engineer. Responsibilities include the translation of requirements into working and maintainable solutions for our Integrated Systems & Encryption. The selected candidate will apply technical proficiency across various stages of our software development life cycle, gather requirements, and work closely with stakeholders to prioritize and scope tasks. The selected candidate will be working as a key team member on a Scrum team and will be instrumental in setting our direction and strategy for product and infrastructure development.
Essential Functions:
Investigate root cause of complex issues, and implement solutions, working independently or with a multi-discipline team
Apply computer science, engineering, and mathematical analysis concepts and principles in the development of software for the target hardware
Work closely with cross functional members of the engineering organization to develop and evaluate interfaces between hardware and software, and operational performance requirements and design of the overall system
Support and participate in all phases of the software development life cycle, including requirements analysis, design, implementation, hardware-software integration, and formal test
Develop software test plans and procedures, and other relevant technical documentation
Utilize modeling tools and equipment to establish operating data, conduct experimental tests, prototype, and evaluate results
Participate in peer reviews, identify, track and repair defects
Utilize a variety of software languages (primarily C/C++, Rust, and Python), implementing software for embedded real time operating systems
Travel about 20%.
Qualifications:
Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
At least 3 years of software design and development experience using C/C++ programming languages.
Active US DOD Secret security clearance.
Preferred Additional Skills:
Object-oriented design and implementation experience, with exposure to software modeling and UML tools such as IBM Rhapsody or MagicDraw/Cameo.
Familiarity scripting languages such as Python.
Familiarity or expertise in the Rust programming language.
Experience developing embedded software systems.
Experience with Information Assurance and/or cryptography.
Experience with NSA Type 1 certification or other SW certification such as DO-178.
In compliance with pay transparency requirements, the salary range for this role is $97,000 - $180,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.