Senior Software Security Engineer
Valar Atomics · Torrance, California, United States
Posted 8 days ago
or apply directly on Valar Atomics's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 8 days Valar Atomics's roles stay open a median of 42 days
- Reposted
- No
- Salary listed
- No 0% of Valar Atomics's roles list one
- Ghost-job risk at Valar Atomics
- high 37 stale, 4 reposted of 84 open
- Hiring momentum
- 105 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 Valar Atomics's own greenhouse board since 2026-08-03. Full hiring picture for Valar Atomics.
About this role
As a Senior Software Security Engineer at Valar Atomics, you will embed security into the software development lifecycle, participating in design reviews and conducting post-development code reviews. You will work closely with engineering teams on a stack that includes C#, Python, and React, ensuring secure architectural decisions and identifying vulnerabilities in code before release. Your role will also involve maintaining secure coding guidelines and supporting compliance with cybersecurity standards.
- benefits
- 5/5
- freshness
- 5/5
- career value
- 4/5
- role clarity
- 5/5
- pay transparency
- 0/5
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 Valar Atomics as an employer.
What you need
- Professional experience in application security, software security engineering, or a related security-focused engineering role
- Strong proficiency reading and reasoning about C# and Python code
- Working knowledge of React and common front-end/web security issues
- Experience reviewing Postgres (or other relational database) queries and schemas for security issues
- Demonstrated experience doing security reviews at both the design/planning stage and the code-review stage
- Familiarity with OWASP Top 10, secure design principles, and basic threat modeling
Nice to have
- Experience at a large-scale technology company or within the defense industrial base
- Familiarity with CMMC 2.0 requirements
- Experience working under DFARS, NIST 800-171, or similar federal/defense compliance frameworks
- Software/application security certifications: CSSLP, GWAPT, or GSSP
- General security certifications: CISSP, OSCP, or Security+
What you get
- Competitive base salary
- Equity ownership in a rapidly growing advanced energy company
- Comprehensive medical benefits
- Unlimited PTO
- Free daily lunch and dinner provided onsite
- Generous PPE stipend
Worth weighing
- No salary listed in the posting, but a range is provided
- The role involves a dual-mode focus on both design and code review, which may require a broad skill set
- Candidates from large-scale tech or defense sectors are preferred, indicating a competitive environment
Summarised from Valar Atomics's posting. Read the full original.
Listed by Valar Atomics on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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