Real job — pulled straight from SMX’s careers page · Verified August 29, 2026 · No reposts.
Job description
SMX is hiring a Senior C++ Software Engineer — a full-time, based in Centennial, CO role ($150k–$210k). Apply directly on SMX's careers page below.
Sr. C++ Software Engineer (5522) (Centennial, CO)
Location: Centennial, CO
Department: Space & Intel
Essential Duties & Responsibilities
- Collaborate with Solutions Architects to design, develop, and test emulators for SPARC-based flight computers and other flight hardware.
- Work closely with flight and ground software engineers to integrate emulation capabilities with existing development and test workflows.
- Optimize applications to meet strict performance requirements. Ensure all solutions are thoroughly designed, documented, and tested.
- Use and contribute to CI/CD pipelines to encode quality within the Software Development Life Cycle.
- Collaborate with team members and leads to achieve project milestones.
- Adhere to applicable corporate processes & standards to ensure quality, compliance, and security.
Required Skills & Experience
- 8+ years experience in high-performance C++ applications software engineering within Linux environments
- Bachelor's degree in Computer Science, Computer Engineering, or a related field with equivalent experience
- US Citizenship is required. Candidate must also participate in a background screen.
- Ability to document and communicate software designs
- Familiarity with version control systems such as Git
- Excellent problem-solving skills and attention to detail
- Ability to work independently and as part of a team
- Strong communication and collaboration skills
- A passion for learning and staying current with industry trends
Desired Skills & Experience
- Experience with emulator development, especially RISC/SPARC architectures Experience with RTEMS or other Real-time OS (RTOS)
- Experience with serial data communication protocols (MIL-STD-1553, RS-422)
- Socket programming experience (TCP/UDP)
- Experience with embedded systems, space vehicle flight software or ground systems
- Familiarity with asynchronous programming concepts
- Experience in other programming languages such as Python
- Strong Continuous integration/Continuous delivery techniques (CI/CD)
- Ability to obtain a DoD clearance
Application Deadline: September 14, 2026
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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.
At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.
We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
SMX is an Equal Opportunity employer including disabilities and veterans.
Selected applicant may be subject to a background investigation and/or education verification.
SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).
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Frequently asked questions
What is the salary for Senior C++ Software Engineer at SMX?
The estimated salary range for Senior C++ Software Engineer at SMX is $150,000 - $210,000 USD per year.
What skills are required for Senior C++ Software Engineer at SMX?
The required skills for Senior C++ Software Engineer at SMX include: C++, Linux, Git, Python, CI/CD, Embedded Systems.
What is the seniority level for Senior C++ Software Engineer at SMX?
Senior C++ Software Engineer at SMX is a Senior level position.
How do I apply for Senior C++ Software Engineer at SMX?
You can view the full description and apply for Senior C++ Software Engineer at SMX on EchoJobs: https://echojobs.io/job/smx-sr-c-software-engineer-5522-centennial-co-e5tif.