Principal Software Security Engineer - S3E

Prattwhitney; Tucson (AZ); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

Healthcare, dental, vision, and life insurance

401(k) match

Flexible work schedules

Job summary

Prattwhitney in Tucson, Arizona is looking for a skilled software engineer to develop and secure missile software. Ideal candidates should have a Bachelor’s degree in a STEM field and a minimum of 8 years of professional experience.

Responsibilities include designing, developing, and testing software applications using C and C++. Candidates must obtain an Interim Secret Level U.S. security clearance. Benefits include comprehensive healthcare, flexible schedules, and career development opportunities.

Qualifications

• Minimum 8 years of relevant software experience.
• U.S. citizenship required.
• Must obtain an Interim Secret Level U.S. security clearance.

Responsibilities

• Develop and support missile software applications.
• Apply system security principles.
• Collaborate with Systems Security Engineering team.

Skills

C

C++

Embedded software security

Agile/DevSecOps

Linux/Unix

Python

Perl

Education

Bachelor’s degree in STEM field

Tools

VxWorks

Embedded Linux

Job description

What You Will Do

Our mission is to develop, integrate, test, and support world‑class security software for deployed missile systems.

• Participate in the design, development, integration, and testing of real‑time missile software.
• Apply system security principles to missile software applications.
• Develop software applications using C and C++ on multiple computing platforms.
• Understand real‑time software design and performance implications of security implementations.
• Evaluate how your work affects the overall missile system and provide source‑level solutions.
• Collaborate with Systems Security Engineering team to define and implement requirements.
• Support the common development environment to leverage program capabilities.
• Interface with customer communities to review technical design and support verification.

Required Qualifications

• Bachelor’s degree in STEM field.
• Minimum 8 years of relevant software experience.
• Experience with C and C++.
• Experience with Xilinx UltraScale+ MPSoC, Versal, or similar embedded processors.
• Experience with embedded OS such as VxWorks, Embedded Linux, or similar.
• Embedded software security experience.
• U.S. citizenship required.
• Must obtain and maintain an Interim Secret Level U.S. security clearance before start date.

Preferred Qualifications

• Validation and verification of software applications.
• Knowledge of Linux/Unix environments.
• Interfacing with FPGAs and low‑level memory drivers.
• Inter‑processor communication.
• ARM architecture.
• Secure boot concepts.
• Cryptographic algorithms.
• Design, implementation, testing, or fielding of real‑time security‑oriented solutions on DoD programs (embedded experience highly preferred).
• Experience with security‑relevant tools for auditing, network security, host/server security, communication security, or policy management.
• Experience in Agile/DevSecOps environments.
• Experience with software configuration management and bug tracking tools.
• Experience with Python or Perl.
• Knowledge of modern computer architectures and hardware technologies: PCIe, GPIO, I2C, SATA, FPGAs, ASICs.

Security Clearance

U.S. citizenship required. Candidate must obtain and maintain an Interim Secret Level U.S. security clearance prior to start date.

Benefits

• Healthcare, dental, vision, and life insurance.
• Short‑term and long‑term disability plans.
• 401(k) match and flexible spending accounts.
• Flexible work schedules and telework options.
• Employee assistance program.
• Paid time off, holidays, and parental leave (including paternal).
• Career development and recognition programs, educational assistance, and child/adult backup care.

Equal Opportunity Employer

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other applicable state or federal protected class.