Senior Firmware Engineer - Communications
Lunar Energy · Mountain View, CA
Posted 13 days ago · $120,000 - $175,000
or apply directly on Lunar Energy's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 13 days Lunar Energy's roles stay open a median of 29 days
- Reposted
- No
- Salary listed
- Yes 85% of Lunar Energy's roles list one
- Ghost-job risk at Lunar Energy
- high 7 stale, 0 reposted of 20 open
- Hiring momentum
- 30 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Lunar Energy's own greenhouse board since 2026-08-03. Full hiring picture for Lunar Energy.
About this role
As a Senior Firmware Engineer at Lunar, you will be responsible for the full product development lifecycle of firmware and software for home energy products. Your role will involve collaborating with cross-functional teams to enhance product features, conducting tests, and designing firmware for various components including power electronics and communication protocols. You will also optimize manufacturing processes and ensure the reliability of communications in high-volume products.
- benefits
- 4/5
- freshness
- 4/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 5/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Lunar Energy as an employer.
What you need
- Development experience with a wireless mesh network framework like esp-wifi-mesh
- Experience in a development team that released high volume products with 24/7 communications reliability
- Degree in a computer-engineering related or adjacent field, or demonstrated commensurate ability
- 5+ years experience delivering firmware for new products as part of a team
- Experience with communication protocols, CAN, Protocol Buffers
- Espressif ESP-IDF product development experience
What you get
- Competitive base pay
- Opportunity to become a shareholder through an employee stock program
- Medical, dental, and vision insurance for employees and dependents
- Flexible Paid Time Off plus 10 paid holidays
- Tax deferred 401(k) plan
- Paid parental leave for all full time employees including 12 weeks paid parental leave for the birthing mother and 6 weeks paid parental leave for the non-birthing parent
Worth weighing
- Salary range provided is a good faith estimate and may vary based on experience and other factors
- Company reserves the right to amend or modify job description and benefits at any time
Summarised from Lunar Energy's posting. Read the full original.
Listed by Lunar Energy on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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