Software Security Engineer II - S3E
Company: RTX
Location: Tucson
Posted on: April 1, 2026
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Job Description:
Date Posted: 2026-03-25 Country: United States of America
Location: US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External
Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or
Immigration Status Requirements: Active and transferable U.S.
government issued security clearance is required prior to start
date.? U.S. citizenship is required, as only U.S. citizens are
eligible for a security clearance? Security Clearance Type: DoD
Clearance: Secret Security Clearance Status: Ability to obtain
INTERIM U.S. government issued security clearance is required prior
to start date At RTX, the world largest aerospace and defense
company, 185,000 great minds are united by purpose and inspired to
make a difference solving the world’s most complex problems. With
our three market leading businesses, world-class operations and
investments in research and development, we offer capabilities and
opportunity no one else can. Together, we push the boundaries of
known science and find new ways to connect and protect our world.
Raytheon brings the strength of more than 100 years of experience
and renowned engineering expertise to meet the needs of today’s
mission and stay ahead of tomorrow’s threat. We deliver solutions
that help our nation and allies defend freedoms and deter
aggression, creating a safer, more secure world. Join us and help
shape the future of aerospace and defense. At Raytheon, the
foundation of everything we do is rooted in our values and a higher
calling – to help our nation and allies defend freedoms and deter
aggression. We bring the strength of more than 100 years of
experience and renowned engineering expertise to meet the needs of
today’s mission and stay ahead of tomorrow’s threat. Our team
solves tough, meaningful problems that create a safer, more secure
world. Software Security Sensors and Effectors (S3E) Department is
looking to hire a Software Security Engineer in Tucson, AZ.
Raytheon Tucson, AZ Location Our Culture | RTX Careers What You
Will Do: Our mission is to provide world class Security Software to
be used in deployed missile systems. As a System Security software
engineer, you will be involved with application and embedded
software design, development, integration, and testing of real-time
missile software. Apply System Security principles to the design
and implementation of Missile software applications. Develop
software applications using C and C++ languages on a variety of
computing platforms Understand real-time software design and the
performance implications associated with specific System Security
implementations. Work closely with the Systems Security Engineering
team to define and implement requirements. Work in a common
development environment to support and facilitate program ability
to leverage specific capabilities. Interface with customer
community to review technical design and support verification of
system maturity. Qualifications You Must Have: Typically requires a
Bachelor’s in Science, Technology, Engineering, or Mathematics
(STEM) AND a minimum of 2 years of relevant software experience.
Experience with C / C++. Experience working in Agile or similar
development environment Experience with scripting languages like
Python, Perl or similar The ability to obtain and maintain an
interim Secret U.S. security clearance is required prior to start
date. U.S. citizenship is required, as only U.S. citizens are
eligible for a security clearance. Qualifications We Prefer:
Experience with validation and verification of software
applications Experience/Knowledge of any of the following:
Linux/Unix environment Interfacing with FPGAs Interfacing with
low-level memory drivers Inter-processor communication ARM
Architecture Secure boot concepts Cryptographic Algorithms
Experience with Xilinx UltaScale MPSoC, Versal, or similar Embedded
Processors VxWorks, Embedded Linux, or similar embedded Operating
System experience Embedded Software Security experience Experience
designing, implementing, testing, or fielding real-time
security-oriented solutions on Department of Defense (DoD) programs
(embedded experience highly preferred) Experience in Kanban
frameworks Experience using software configuration management and
bug tracking tools What We Offer: Whether you’re just starting out
on your career journey or are an experienced professional, we offer
a robust total rewards package with compensation; healthcare,
wellness, retirement and work/life benefits; career development and
recognition programs. Some of the benefits we offer include
parental (including paternal) leave, flexible work schedules,
achievement awards, educational assistance and child/adult backup
care. “Tucson is Awesome”:
https://www.youtube.com/watch?v=i65wOwKcNIQ “Winter in Tucson”:
https://www.youtube.com/watch?v=yZdKKkF0QkE Learn More & Apply Now!
Onsite: Employees who are working in Onsite roles will work
primarily onsite. This includes all production and maintenance
employees, as they are essential to the development of our
products. This position requires a security clearance. DCSA
Consolidated Adjudication Services (DCSA CAS), an agency of the
Department of Defense, handles and adjudicates the security
clearance process. More information about Security Clearances can
be found on the US Department of State government website here:
https://www.state.gov/m/ds/clearances/c10978.htm Location
Information: This position is onsite at our campus in beautiful
Tucson, AZ. Tucson has a friendly, caring, and laid-back
atmosphere, combined with the innovation and energy of a
metropolitan region, and recognized as one of America’s 10 Best
Small Cities. Surrounded by beautiful mountains, colorful Sonoran
Desert landscape and majestic saguaro cacti, Tucson is blessed with
some of nature’s best work. Tucson is known for its bright blue
skies, and with more than 310 sunny days per year, Tucson’s
fantastic weather lets residents enjoy the outdoors year-round.
TucsonSoftware As part of our commitment to maintaining a secure
hiring process, candidates may be asked to attend select steps of
the interview process in-person at one of our office locations,
regardless of whether the role is designated as on-site, hybrid or
remote. The salary range for this role is 68,900 USD - 131,100 USD.
The salary range provided is a good faith estimate representative
of all experience levels. RTX considers several factors when
extending an offer, including but not limited to, the role,
function and associated responsibilities, a candidate’s work
experience, location, education/training, and key skills. Hired
applicants may be eligible for benefits, including but not limited
to, medical, dental, vision, life insurance, short-term disability,
long-term disability, 401(k) match, flexible spending accounts,
flexible work schedules, employee assistance program, Employee
Scholar Program, parental leave, paid time off, and holidays.
Specific benefits are dependent upon the specific business unit as
well as whether or not the position is covered by a
collective-bargaining agreement. Hired applicants may be eligible
for annual short-term and/or long-term incentive compensation
programs depending on the level of the position and whether or not
it is covered by a collective-bargaining agreement. Payments under
these annual programs are not guaranteed and are dependent upon a
variety of factors including, but not limited to, individual
performance, business unit performance, and/or the company’s
performance. This role is a U.S.-based role. If the successful
candidate resides in a U.S. territory, the appropriate pay
structure and benefits will apply. RTX anticipates the application
window closing approximately 40 days from the date the notice was
posted. However, factors such as candidate flow and business
necessity may require RTX to shorten or extend the application
window. RTX is 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 or veteran status, or any other
applicable state or federal protected class. RTX provides
affirmative action in employment for qualified Individuals with a
Disability and Protected Veterans in compliance with Section 503 of
the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment
Assistance Act. Privacy Policy and Terms: Click on this link to
read the Policy and Terms
Keywords: RTX, Casa Adobes , Software Security Engineer II - S3E, IT / Software / Systems , Tucson, Arizona
