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
3w
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Principal Security Engineer
Austin, Texas, United States
$175k-$200k/yr RemoteFull Time
8+ YOE8+ years security engineering with technical leadership; hands-on SIEM, AWS/IAM, application security, Kubernetes security, EDR/DLP, vulnerability management; experience with AI/LLM security and mentoring engineers.
DataDog, ELK, SOAR, AWS, M365, Google Workspace, Azure, Kubernetes, EKS, Terraform, Terragrunt, Atlantis, Cloudflare, Buildkite, Wiz, Semgrep, EscapeTech, GitHub Advanced Security, HashiCorp Vault, N8N, Snowflake, Linear, EDR, DLP, SIEM
2w
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Principal Security Engineer
Redmond or Mountain View or Hillsboro or Austin or Raleigh
$143k-$275k/yr HybridFull Time
6+ YOEBachelor's degree and 6+ years engineering experience with firmware/secure hardware design, strong coding in C/C++/Rust and familiarity with cryptography, secure boot, attestation, and debugging.
C, C++, C#, Java, JavaScript, Python, Rust, Real-Time Operating Systems (RTOS), PCIe, NVME, I3C, I2C, SPI
4w
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Principal Security Engineer
Englewood or Austin
HybridFull Time
10+ YOE10+ years in security engineering or architecture with 3+ years as a principal/staff-level IC; hands-on with cloud (AWS, Microsoft Azure), IAM, VPC, Okta/Entra ID/Azure AD, EDR/XDR, SIEM, SOAR; knowledge of NIST CSF, ISO 27001, SOC 2; strong communication and risk-to-engineering delivery.
Okta, Microsoft Entra ID, Microsoft Azure AD, AWS, Microsoft Azure, IAM, VPC, EDR, XDR, SIEM, SOAR, NIST CSF, ISO 27001, SOC 2, FAA, EASA, DoD, CMMC
2mo
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Principal Engineer, Security Operations
Austin, Texas, United States
HybridFull Time
12+ YOE12+ years cybersecurity with deep expertise in security operations, threat detection, or incident response; hands-on SOC for GCP/AWS; SOC tooling like CrowdStrike, Orca; MIGRATION to MSSP and compliance knowledge; strong analytical and communication skills; CISSP/GCIH/GCFA/CISM/CCFR; Google Cloud certifications preferred.
CrowdStrike, Orca, SIEM, SOAR, log management
1mo
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Principal Engineer
Austin, Texas, United States
HybridFull Time
15+ YOEBachelor’s degree in Computer Science; 15+ years of relevant experience; expert in C# and SQL; enterprise architecture and systems integration; Agile; English fluency; eligible to work in the U.S.
C#, SQL, APIs, Cloud, Security
1mo
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Principal Mechanical Engineer
Austin, Texas, United States
OnsiteFull Time
10+ YOE10+ years in mechanical engineering; degree; design, analysis, hardware development; 3D CAD; security clearance eligibility.
Siemens NX, SolidWorks, Creo
2w
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Lead Principal Firmware Engineer
Nashville or United States or San Francisco or Austin or Seattle
$146k-$306k/yr OnsiteFull Time
10+ YOE10+ years firmware engineering experience; hands-on BIOS/BMC/UEFI firmware; knowledge of secure boot/TPM, server firmware stacks and standards; strong communication and cross-team leadership skills.
EDKII, OpenBMC, Redfish, IPMI, PLDM, UEFI, ACPI, PCIe
2mo
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Senior Principal Opto-Mechanical Engineer
Austin, Texas, United States
$133k-$226k/yr HybridFull Time
8+ YOEBachelor's in Mechanical Engineering with 8–10+ years experience (10+ with BS or 8+ with MS), DoD product development experience, opto-mechanical/EO/IR packaging, mechanical design and analysis, engineering software proficiency, leadership and strong communication, eligible for DoD security clearance.
Microsoft Office, ANSYS Workbench/Mechanical, PTC Creo, MATLAB/Simulink, Siemens NX, ANSYS Icepak
2mo
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Principal Software Engineer (Platform Team)
Bastrop or Hawthorne or Palo Alto or Redmond or Brownsville or Sunnyvale
HybridFull Time
7+ YOE7+ years building and scaling production AI platforms; 9+ years in lieu of degree; design and operate large-scale AI/ML platforms; Docker/Kubernetes; security-minded.
Docker, Kubernetes, Multi-Cloud, Frontier Model Providers, Python, CI/CD, Security tooling
1mo
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Principal Manufacturing Engineer
Melbourne or Dallas or Austin or Cypress
OnsiteFull Time
8+ YOEBachelor’s degree in engineering with 8+ years of progressively complex engineering experience (or equivalent), U.S. citizenship, active or obtainable DOD security clearance, specialties in production/industrial/welding/tooling/testing/robotics possible.
3w
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Principal Opto-Mechanical Engineer
Austin, Texas, United States
$150k-$254k/yr HybridFull Time
10+ YOEBachelor's in Mechanical Engineering, 10+ years' experience (8+ with master's); product development for DoD electronics; leadership of HW teams; experience with lasers/IR; mechanical design, analysis, and documentation; eligible for DOD security clearance.
ANSYS Workbench/Mechanical, ANSYS Icepak, PTC Creo, MATLAB/Simulink, Siemens NX, Microsoft Office
1mo
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Principal Communication Engineer II
Austin, Texas, United States
OnsiteFull Time
11+ YOEBachelor's in Electrical Engineering, 11+ years space communications experience, strong communications theory and RF expertise, FPGA and vector processing experience, familiarity with NR NTN, DVB-S2x, CCSDS, Python and C++, optical communications, classified/red-black experience, ability to hold security clearance.
FPGA, Python, C++, NR NTN, DVB-S2x, CCSDS
2mo
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Principal Software Engineer, iOS (Innovation Lab)
Austin or San Francisco
$198k-$273k/yr HybridFull Time
15+ YOE15+ years in software engineering with native iOS expertise; Swift; microservices; SaaS; security; technical leadership; AI note-taking/domain experience.
Swift, iOS, MVVM, VIPER, MVC, Microservices, API gateway, SaaS
2d
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Principal Software Engineer - U.S.
Austin, Texas, United States
OnsiteFull Time
15+ YOE15+ years experience building data-intensive distributed systems; expertise with big data technologies, DDD, reliability, CI/CD, cloud providers, APIs, and security-minded design.
ElasticSearch, NoSQL Stores, Kafka, Columnar Databases, DataFlow, Pipeline Systems, Graph DataStores, Enterprise Message Bus, Terraform, Jenkins, CodePipeline, Docker, CI/CD, AWS, Azure, GCP
2mo
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Principal Firmware Engineer (Austin, TX, US, 78753)
Austin, Texas, United States
$174k-$208k/yr OnsiteFull Time
10+ YOE10 years’ industry experience; Bachelors or higher in a relevant field; extensive C/C++; multiple languages; secure-element/credential know-how; ISO standards familiarity; low-level ML; IP exposure.
C, C++, Python, C#, Typescript, Java, Kotlin, Swift, Go, CUDA, Secure-Element, Secure-Credential, ISO-14443, ISO-7816, cryptography, embedded systems, Linux
2w
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Senior Principal Systems Integration and Test Engineer
San Diego or Austin or Huntsville or United States
HybridPart Time
Bachelor's in STEM or equivalent, ability to obtain US security clearance, experience in feasibility studies, CONOPS, requirements baselining, system integration, and test planning.
Jira, DOORS, Microsoft Office
2w
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Senior Principal Systems Integration and Test Engineer
San Diego or Austin or Huntsville or United States
OnsitePart Time
Bachelor's in STEM or equivalent experience; ability to obtain US security clearance; experience with feasibility studies, CONOPS, requirements baselining, integration and test verification; familiarity with configuration management.
Jira, DOORS, Microsoft Office
1mo
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Principal AI Software Engineer
Austin, Texas, United States
OnsiteFull Time
6+ YOE6+ years production Python experience, 3+ years deploying and operating LLM-based solutions, experience with AI coding assistants and GenAI infrastructure, strong architecture, security, and platform expertise.
Python, GitHub Copilot, Cursor, Claude Code, MCP, A2A, LLM, CI/CD, GenAI
2mo
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Principal Product Manager - Threat Detection Engine and Content (Hybrid)
Arlington or New York or Austin or Sunnyvale or Redmond
$160k-$250k/yr HybridFull Time
5+ YOE5+ years in product management for detection content, SIEM, XDR, cloud security; large-scale distributed systems; strong communication; willing to travel up to 20%; onsite 1-3 days/week; BA/BS, Master’s desirable.
Distributed Systems, Threat Detection, Security Analytics, Cloud Security, XDR, SIEM
1mo
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Principal SOC Architect, AI Accelerators (Multiple Locations)
San Diego or Hillsboro or Santa Clara or Austin or Raleigh
$126k-$230k/yr OnsiteFull Time
10+ YOE10+ years HW design/commercialization experience, 3+ years datacenter product experience, deep knowledge of datacenter security, RAS, virtualization, PCIe and Ethernet protocols; degree in engineering/science required.
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