REC_RTX_Ext_Gateway
REC_RTX_Ext_GatewayVerified Source

Software Engineer II at RTX Corporation

Onsite · Boston, Massachusetts
Posted August 7, 2026
payroll

Overview

We seek a Software Engineer II to lead software development within a cross-discipline engineering team. This role focuses on building high-performance Linux applications using C++ and Java while supporting mission-critical systems. Candidates must have a STEM degree and 2+ years of relevant experience. The ideal professional thrives in a collaborative environment dedicated to advancing aerospace and defense technology.

What You'll Do5

  • 1Design and implement scalable Linux applications in C++ and Java for mission-critical systems
  • 2Support program efforts and proposal activities through direct technical contributions
  • 3Integrate software components into larger engineering and test laboratory systems
  • 4Maintain and enhance security protocols for systems requiring DoD Secret Clearance
  • 5Collaborate with cross-functional teams to deliver solutions that protect global infrastructure

Requirements5

  • 1BS Degree in Software Engineering or related field with 2+ years experience
  • 2Proficiency in Linux C++ and/or Java development emphasizing performance optimization
  • 3Ability to obtain and maintain active DoD Secret Clearance
  • 4U.S. citizenship required for security clearance eligibility
  • 5Strong understanding of cybersecurity principles including secure boot and Linux hardening

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationBoston, Massachusetts

Required Skills

LinuxC++JavaAlgorithm developmentLinux networkingMultithreaded application developmentCybersecurityPKI
Share:

Similar open positions

Explore active roles that match your skills and interests.

REC_RTX_Ext_Gateway

REC_RTX_Ext_Gateway

4d agoDenver, Coloradopayroll

Software Engineer II - C++ RTX Aurora

You will own real-time embedded software development for missile systems at RTX's Effectors Center in Aurora, Colorado. Working within agile teams, you will design, code, and test applications using C++ and C. You will collaborate with engineers across the full software lifecycle, from requirements to integration. This role demands an active Secret clearance and offers growth into defense tech. You will build mission-critical solutions that protect our nation.

69K–131K
c++cembedded systems+2 more
Private_Posting_No_TMP

Private_Posting_No_TMP

19d agoTampa, Floridapayroll

Software Engineer II RTX St Petersburg FL

RTX seeks a Software Engineer II to lead embedded software development onsite in St Petersburg Florida. This role drives practical solutions across the software development life cycle while collaborating within Agile scrum teams. The ideal candidate thrives in a SAFe environment and contributes to mission-critical aerospace and defense systems.

69K–131K
C++Object-oriented software designReal-time multithreaded software+6 more
REC_RTX_Ext_Gateway

REC_RTX_Ext_Gateway

19d agoLos Angeles, Californiapayroll

Principal Embedded Software Engineer RTX

Design and develop embedded software for complex systems at RTX El Segundo. Lead agile teams to deliver high-performance solutions. Secure Secret clearance required. Collaborate across disciplines to optimize performance and drive innovation.

Competitive salary
pythonawsreact+2 more
Private_Posting_No_TMP

Private_Posting_No_TMP

16d agoDallas, Texaspayroll

Mechanical Engineer I at RTX

Design Mechanical Engineer I at RTX in Richardson Texas offers a chance to own projects at scale. This role focuses on developing aerospace and defense solutions while collaborating with top talent. Candidates will lead design and testing initiatives to drive innovation and impact.

57K–109K
Mechanical Engineering degreeU.S. citizenshipActive Top Secret clearance+2 more
REC_RTX_Ext_Gateway

REC_RTX_Ext_Gateway

21d agoBoston, Massachusettspayroll

Hardware Design Engineer II at RTX

Design and develop next generation radar receiver exciter transmitter subsystems. Lead mixed signal hardware design and collaborate across teams to deliver working hardware. Manage small projects and support production transitions. Seek candidates with strong STEM background and 2+ years experience in digital analog hardware subsystem design.

Competitive salary
Digital DesignRF/Analog DesignProduction testing+4 more
REC_RTX_Ext_Gateway

REC_RTX_Ext_Gateway

2d agoBoston, Massachusettspayroll

Manufacturing Engineer II at RTX

Design and own manufacturing processes for high volume production. Lead corrective actions and drive improvements. Scale ownership across multiple sites. Differentiate through deep expertise in industrial automation and supply chain optimization.

69K–131K
Specialized Tooling DevelopmentRoot Cause and Corrective Action AnalysisProcess Improvement+2 more