Demo

Senior Software Engineer (C and C++ Focus)

Eclypsium
Portland, OR Full Time
POSTED ON 11/24/2025
AVAILABLE BEFORE 1/23/2026

We are looking for an experienced Senior Software Engineer to join our team. The ideal candidate will be able to work in a fast paced environment, operate gracefully under stress, effectively manage multiple assignments, be self driven, proactive and have great interpersonal and communication skills.

As a Senior Software Engineer, you will play a key role in the design, development, and maintenance of our core cybersecurity products. You will collaborate with cross-functional teams to build scalable, reliable, and secure software solutions that address complex technical challenges. This role requires a strong technical background, excellent problem-solving skills, and the ability to mentor and collaborate effectively with other engineers.

 

Role & Responsibilities

  • Software Development: Design, develop, and maintain high-quality, scalable, and secure software components using C, C and Python, focusing on low-level system applications, kernel drivers, and hardware/firmware access. Be part of a cross-functional team with flexibility on implementing solutions also with other languages and tools, to implement a firmware security solution for enterprises.

  • Technical Research: Analyze, implement, test and validate about different techniques to access Hardware/Firmware systems on endpoint devices and servers (mainly x86 and ARM).

  • Technical Problem Solving: Analyze and troubleshoot complex technical issues, identifying root causes and implementing effective solutions.

  • Collaboration: Work closely with product managers, designers, and other engineers to understand requirements, design solutions, and implement features.

  • Code Quality: Write clean, well-tested, and maintainable code, following industry best practices and coding standards.

  • Mentorship: Provide technical guidance and mentorship to less experienced engineers, helping them grow their skills and knowledge.

  • Innovation: Stay up-to-date with the latest technologies and trends in software development and cybersecurity, and contribute to the team's continuous learning and improvement efforts.

Minimum qualifications

Experience: 

  • 5 years of experience in software engineering, with a strong background in C and C development. Low/level (embedded systems or driver programming) experience encouraged.

Technical Skills:

  • Expert proficiency in at least one of our core languages (C and C ).

  • Experience with embedded systems and/or system drivers development.

  • Experience with Python or JS.

  • Familiarity with containerization (e.g., Docker).

  • Experience with test-driven development (TDD) and continuous integration/continuous delivery (CI/CD) practices.

Soft Skills:

  • Excellent communication and collaboration skills.

  • Strong problem-solving and analytical skills.

  • Ability to work independently and as part of a team.

  • Passion for learning and self-improvement.

Bonus Points:

  • Experience with cybersecurity products or technologies.

  • Familiarity with machine learning and artificial intelligence (AI).

  • Knowledge of big data processing and analytics tools.

  • Contributions to open source projects.

About Eclypsium

Eclypsium is a supply chain security platform that builds trust in every device by identifying, verifying and fortifying software, firmware and hardware throughout enterprise infrastructure. Eclypsium’s SaaS platform does this by integrating the bill of materials from suppliers and continuously monitoring to independently assess risk of each critical asset from chip to cloud, throughout the life cycle, and across enterprise ecosystems. Protecting Fortune 100 enterprises and federal agencies, Eclypsium has been named a Gartner Cool Vendor in Security Operations and Threat Intelligence. A TAG Cyber Distinguished Vendor, one of the World’s 10 Most Innovative Security Companies by Fast Company, a CNBC Upstart 100, a CB Insights Cyber Defender, and an RSAC Innovation Sandbox finalist. For more information, visit eclypsium.com.

Benefits

Eclypsium headquarters are located in Portland, OR with distributed remote employees and global teams in Argentina and the Bay Area. We offer competitive compensation and benefits packages and are committed to the well-being of our employees and their families. 

Benefits & Perks include:

  • Competitive compensation & startup equity
  • Comprehensive medical, dental, and vision coverage
  • Life insurance, short-term, and long-term disability coverage
  • Flexible time off
  • Employee assistance program
  • 12 week paid parental leave 
  • Paid sabbatical
  • Company sponsored 401K plan
  • 12 Paid Holidays
  • Bonusly Rewards Program

Equal Opportunity

Eclypsium is an equal opportunity employer. We believe in the importance of diverse teams and value candidates of all backgrounds. We do not discriminate on the basis of age, ancestry, citizenship, color, ethnicity, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or invisible disability status, political affiliation, veteran status, race, religion, or sexual orientation.

Salary.com Estimation for Senior Software Engineer (C and C++ Focus) in Portland, OR
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