Real job — pulled straight from SMX’s careers page · Verified August 5, 2026 · No reposts.
Job description
SMX is hiring a Software Engineer — a full-time, based in Boulder, CO role ($110k–$140k). Apply directly on SMX's careers page below.
Software Engineer (5489) (Boulder, CO) (Secret)
Location: Boulder, CO
Department: Space & Intel
Essential Duties & Responsibilities
- Design, implement, and maintain high-quality software aligned with program and project objectives.
- Work independently and collaboratively with the development team to deliver complex features end to end.
- Contribute to containerized, distributed microservice architectures, including development, deployment, and testing.
Required Skills & Experience
- This position requires an active Interim DoD Secret Clearance. Clearance required: Active DoD Secret. Due to the clearance requirement, U.S. Citizenship is required. Candidate must also participate in a background screen.
- 5+ years of professional hands-on experience as a Software Engineer using C++.
- Proficient in Unreal Engine, including language features and best practices.
- Professional experience working in Linux environments.
- Ability to work onsite in Boulder, CO 5 days per week.
- Strong problem-solving, collaboration, communication and attention to detail skills.
Desired Skills & Experience
- Familiarity with other programming languages such as Python or Javascript/Typescript
- Experience with or interest in people management (up to 5 direct reports).
- Experience with Agile software development methodology and tools such as Jira and Confluence.
- Familiarity with Gitlab, Gitlab Runner, Docker, Kubernetes and Helm Charts.
- Domain experience with remote sensing systems or ground architectures, especially experience with OPIR sensor processing.
- Experience working on “badge-less” engineering teams on a large National security contract.
Application Deadline: September 14, 2026
#CJPost
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 Software Engineer at SMX?
The estimated salary range for Software Engineer at SMX is $110,000 - $140,000 USD per year.
What skills are required for Software Engineer at SMX?
The required skills for Software Engineer at SMX include: C++, Unreal, Linux, Python, JavaScript, TypeScript, Agile, JIRA, Confluence, GitLab, Docker, Kubernetes, Helm, Git.
What is the seniority level for Software Engineer at SMX?
Software Engineer at SMX is a Senior level position.
How do I apply for Software Engineer at SMX?
You can view the full description and apply for Software Engineer at SMX on EchoJobs: https://echojobs.io/job/smx-software-engineer-5489-boulder-co-secret-wpzxr.