Role:

Senior Cybersecurity Engineer Location:

San Jose, CA [Onsite]

Duration:

Long term Role Overview Support the Search Engineering team by managing vulnerability lifecycles, ensuring secure architectural practices, and overseeing automated fix validations. Key Responsibilities Threat Modeling & Asset Profiling Document trust boundaries, data flows, and architectural entry points for high-priority services; maintain up-to-date threat profiles in centralized repositories. Vulnerability Triage & Policy Management Review and filter scanner findings, classify severity, and evaluate exception requests against security policies. Reproduction & PoC Validation Construct minimal test environments/harnesses to validate reported findings and confirm viable vulnerabilities vs. false positives.

Automated / Agentic

Fixer Oversight & QA Supervise and validate code patches generated by automated remediation agents, executing tests and inspecting diffs for regressions. Product Team Coordination & Closure Route validated patches to code owners and shepherd fixes through code review to production deployment. Must-Have Skills

• Understanding architectural trust boundaries, attack surfaces, data flows, and threat modeling frameworks (e.g., STRIDE, PASTA).
• Working knowledge of common vulnerability classifications (CWE, CVE, OWASP Top 10) and SLA mapping.
• Proficiency in reading and writing code in at least two core languages (C++, Go, Java, Python) and building test harnesses/PoCs.
• Strong code review skills (identifying regressions, hallucinations) and knowledge of secure coding standards. Nice-to-Have / Advanced Skills
• Experience with threat model reviews for large distributed / microservice architectures.
• Experience managing vulnerability queues, automated scanning tools, and compliance with exception reviews.
• Practical experience with fuzzing, unit test frameworks, sandbox execution, and cross-boundary debugging.
• Experience prompt-tuning automated code generation tools, differential testing, and patch validation.

Alchemy:

Transforming Your Professional Vision into Reality Since our inception in 2013, Alchemy has been dedicated to reshaping organizational performance through innovative IT services. With a vision to empower businesses seeking a transformative edge, we ve positioned ourselves at the forefront of digitization and software modernization.

Our name reflects our mission:

to transmute technology into gold-standard solutions for our esteemed clients. We proudly serve a diverse range of sectors, including IT and ITES, BFSI, Telecom and Media, Automotive, Manufacturing, Energy, Oil and Gas, Real Estate, Retail, Healthcare, and more. With a global footprint spanning the USA, India, Europe, Canada, Singapore, Japan, and parts of Central and West Africa, we harness a unique blend of competencies, frameworks, and cutting-edge technologies. Together, we drive growth and innovation across industries, helping organizations turn their visions into reality. Alchemy - Connecting Talent with Opportunities (Diversity, Equity and Inclusion)