PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1w
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Advanced Software Systems Engineer
Boulder, Colorado, United States
$119k-$128k/yr HybridFull Time
3+ YOEBachelor's in systems engineering (or related) with 5+ years or Master's with 3+ years, DoD Secret clearance required, U.S. citizenship, experience with systems-level software development, MBSE, cloud and DevOps tooling.
Model-Based Systems Engineering (MBSE), AWS, Azure, RHOSP, VIO, Kubernetes, Rancher, Docker, OpenShift, Ansible, Terraform, Terragrunt, Packer, STIG, RMF
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
6+ YOEBachelor's in CS/CE/EE (Master's preferred), 6+ years developing software for complex systems; strong C/C++, Python, OS and concurrency knowledge; experience with storage/distributed systems and cross-layer debugging; mentoring experience.
C, C++, Python, SCSI, iSCSI, NVMe, Fibre Channel, Artificial Intelligence tool chains
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
6+ YOEBachelor's in CS/CE/EE (Master's preferred), 6+ years developing system-level software, strong C/C++ and Python skills, OS and concurrency knowledge, storage/distributed systems experience, debugging and cross-layer troubleshooting, leadership and mentoring experience.
C, C++, Python
1d
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Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
1+ YOEActive U.S. Top Secret clearance, bachelor\u0002s degree, 1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible
2w
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Principal Software Systems Engineer
United States or Arlington or Denver or Houston or Merritt Island
RemoteFull Time
15+ YOEBachelor's in STEM (Masters preferred). 15 years' experience with BS (12 with MS) in aerospace software systems, MBSE and requirements management (DOORS), ability to obtain government security clearance, US citizenship required.
Model Based Systems Engineering (MBSE), DOORS
1mo
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Senior Systems Software Engineer
Durham or Fort Collins or Colorado Springs or Houston or Andover
$121k-$277k/yr HybridFull Time
6+ YOEBachelor's in CS/CE/EE or related, 6+ years building system-level software; strong C/C++ and Python skills; OS, concurrency, and cross-layer debugging experience; familiarity with storage or networking protocols.
C, C++, Python, SCSI, iSCSI, NVMe, Fibre Channel, Artificial Intelligence tool chains
1d
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Software Engineer–Systems (Associate/Experienced)
Chantilly or Aurora or Mesa
$94k-$171k/yr OnsiteFull Time
1+ YOEBachelor's degree or equivalent, active U.S. Top Secret clearance (willing to sit for CI polygraph),1+ years systems/software engineering experience, familiarity with Agile/SAFe, and customer briefing skills.
Jira, Confluence, Crucible, Microsoft Excel
2d
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Senior Spacecraft Systems Engineer – Software
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering, 5+ years systems/software/embedded experience, experience decomposing requirements and creating verification plans, embedded systems and interface experience.
Python, C++, C, Java, Bash, Git, IDEs, debuggers, CI/CD platforms, Linux, Windows, Unix, TCP/IP, UDP, Serial, USB, Ethernet, APIs, requirements tools, issue tracking systems, automated test tools
2mo
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Ground Software Systems Engineer
El Segundo or Colorado Springs or Aurora
$87k-$198k/yr OnsiteFull Time
7+ YOE7+ years in ground system components and software development (C++/Python), 2+ years in program reviews and software design documentation, agile, secret clearance, STEM degree.
C++, Python, Java, C, C#, JavaScript, React, NodeJS, PHP, Drupal, .NET
2mo
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Ground Software Systems Engineer
El Segundo or Aurora or Colorado Springs
$87k-$198k/yr HybridFull Time
7+ YOE7+ years in ground system components and software development; 2+ years in design docs and test procedures; Secret clearance; BS in STEM; Top Secret preferred
C++, Python, Java, C#, C, NET, JavaScript, React, NodeJS, PHP, Drupal, DO-178C
1mo
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Software Systems Engineer II
Centennial or Louisville
$106k-$145k/yr OnsiteFull Time
2+ YOEBachelor's degree (or equivalent), 2+ years related experience, strong programming skills, software development principles, Agile experience, Git proficiency, and ability to obtain/maintain Secret U.S. security clearance; U.S. citizenship required.
DOORS, Rhapsody, NoMagic, MATLAB, Git
1mo
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Advisory Linux Systems Software Engineer
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
5+ YOE5+ years developing low-level Linux systems software; strong C/C++; Python/Bash scripting; deep Linux internals, system bring-up, debugging, and hardware/software integration; bachelor's degree in CS/CE/EE or related.
Linux, C, C++, Python, Bash, GitLab, JIRA, Claude Code
1w
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Software Engineer - RFGL Systems
Washington or Boulder
$90k-$131k/yr HybridFull Time
2+ YOE2+ years software engineering experience, hands-on AWS (EC2,S3,Lambda,ECS/EKS,CloudWatch,IAM), Python, Linux/bash, production systems reliability and monitoring, strong communication and teamwork skills.
AWS EC2, S3, Lambda, ECS, EKS, CloudWatch, IAM, Python, Linux, bash, Spark, Kafka, Databricks, Terraform, Ansible, CloudFormation, Docker, Kubernetes, GitHub Actions, Prometheus, Grafana, ELK, C++
2d
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Sr. Software Systems Engineer - Lunar Permanence
Seattle or Denver
$156k-$237k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEBS or higher in CS/CE/AE or equivalent, 8+ years experience, experience with safety-critical software (NPR 7150.2D/DO-178), spacecraft systems, requirements and verification, cross-discipline leadership, US work-eligibility required.
Model-Based Systems Engineering (MBSE), Agile, C/C++, Python, JavaScript
1mo
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Software Systems Integration Engineer - Level 5
Aurora, Colorado, United States
$161k-$241k/yr OnsiteFull Time
8+ YOEActive U.S. DoD Top Secret/SCI clearance, Sec+ (or equivalent), extensive systems integration and test experience, Linux and GitLab familiarity, ability to develop test plans and troubleshoot software/logs.
Linux, GitLab, Kubernetes
1mo
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SYSTEMS ENGINEER
Boulder, Colorado, United States
$100k-$120k/yr OnsiteFull Time
3+ YOEBachelor's in engineering, 3+ years testing/validation across hardware, firmware, and software; system engineering and NPI experience; test plan creation; strong troubleshooting and communication; Matlab/Simulink preferred.
Matlab, Simulink
1mo
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Senior Systems Engineer, Watch Software
Boulder, Colorado, United States
OnsiteFull Time
Design, build, and optimize foundational watchOS software for performance and power efficiency; conduct investigative research and prototype new hardware and software technologies; collaborate across hardware and software teams.
2mo
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Senior Software Engineer - Control Systems
Boulder or Austin
$150k-$175k/yr HybridFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOEDesign and build high-performance control systems for quantum computing; embedded software, real-time, GPU/FPGA; in-office collaboration with theory/software/hardware teams.
C++, Python, Rust, Go, NVIDIA CUDA, FPGA design, VHDL, Verilog, Linux, CUDA Toolchains
5d
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Senior Systems Engineer
Aurora, Colorado, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in STEM and 5+ years systems engineering on software-intensive systems; active transferable TS/SCI clearance and U.S. citizenship; experience with observability, verification strategies, Agile collaboration with software teams.
Playwright, OpenTelemetry, Prometheus, Grafana, Kubernetes
3mo
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Senior Software Engineer - ML Systems
Denver, Colorado, United States
$176k-$206k/yr RemoteFull Time
7+ YOE7+ years in software engineering with AI production systems (Python, PyTorch) and data services; experience with CI/CD and ML platforms; strong collaboration and regulatory awareness.
Python, PyTorch, SQL, Postgres, NoSQL, Redis, Airflow, MLflow, Kubernetes, Terraform, SageMaker, Databricks, Unity Catalog, Snowflake/Snowpark
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