Cyber Software Engineer II

Date Posted: 2026-10-30 Country: United States of America Location: US-CA-ANAHEIM-406 ~ 160 N Riverview Dr ~ BLDG 406, Ste 150 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: TS/SCI - Current Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company managed by Collins Aerospace At RTX, the world's 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. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. Applied Signal Technology (AST) is seeking a Software Engineer II with a strong background in cybersecurity and networking who strives for excellence and have a passion to be part of a team that strengthens our nation and improves the security of our world.   AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners.  AST’s work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenges our extraordinary engineers to resolve problems and make the world a safer place.  AST’s work environment is dynamic, highly collaborative and provides engineers the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation’s finest service members all while embracing integrity, innovation and work-life balance.  This is an ONSITE position located at our Anaheim Hills, CA location.  To find out more about AST please, click the link below: Applied Signal Technology: WHO WE ARE What You Will Do: You will work with other experienced members in R&D on system development and deployments for the protection of our country Participate in the requirements, design, development and testing of software to include development of new work products or enhancement of existing applications and systems Design, code, test, integrate, and document software solutions Participate in internal review of software components and systems Generate briefings and present material to team members, customers, and AST management as necessary Collaborate with project managers and other professionals within Engineering Follow established development practices and processes to maintain the configuration management of software products Travel up to 25% (domestic) Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics(STEM) and a minimum of 2 years of prior relevant experience Typically requires a minimum of 2 years of experience developing in C, C++, Python, and/or Rust Experience with system-level integration and testing, specifically, the integration of advanced, custom processing systems, testbeds, and software Experience developing, coding, testing, and debugging complex algorithms Experience working with customers, end users, hardware design teams, and software design teams Experience with developing software for APIs, networking, and backend Strong written and verbal communication skills and the ability to work independently yet collaboratively in a team environment Experience in leveraging cybersecurity tools and/or controls Experience implementing system level designs, high level control and data interfaces Active and transferrable U.S. government issued Top Secret SCI (TS/SCI) security clearance is required prior to start. U.S citizenship is required, as only U.S. citizens are eligible for a security clearance Qualifications We Prefer: Experience developing in C/C++ within a Linux environment Experience with cybersecurity concepts such as red/blue teaming, defense-in-depth, and/or network penetration Experience with building networks and networking protocols Experience with reverse engineering software and/or hardware Experience with Design, Development, Integration and Test of complex Communication systems Experience in developing proof-of-concept (PoC) use case scenarios for novel cybersecurity systems Experience with creating proof-of-concept (PoC) use case scenarios and prototypes from initial ideas Experience formalizing, developing and documenting requirements, plans, and procedures based on customer discussions, briefings, interactions, and statements of work Existing Top Secret with Full Scope Poly (Active within the last 24 months) What We Offer​ Medical, dental, and vision insurance  ​ Three weeks of vacation for newly hired employees  ​ Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option  ​ Tuition reimbursement program ​ Student Loan Repayment Program  ​ Life insurance and disability coverage  ​ Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection ​ Birth, adoption, parental leave benefits ​ Ovia Health, fertility, and family planning  ​ Adoption Assistance           ​ Autism Benefit  ​ Employee Assistance Plan, including up to 10 free counseling sess