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Cisco
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September 16, 2026
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Security Engineer I (Full Time) - United States

Durham, NC
Full-time
Hybrid
$108K/yr - $157K/yr
New Grad
Cisco is a technology company focused on connecting and protecting organizations through secure digital infrastructure and AI-era solutions. The Security Engineer I supports applied security research and engineering for secure AI development, conducting assessments and testing, contributing to security tooling and controls, and documenting and communicating findings under guidance.
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Responsibilities

  • Executes routine, well-defined security engineering assignments using established practices and procedures with detailed guidance
  • Supports vulnerability and risk assessments, security code reviews, validation testing, remediation, and security-hardening activities
  • Assists with threat models for AI-native features such as RAG, tool use, agentic workflows, and MCP integrations, including prompt injection, data poisoning, excessive agency, and supply-chain risks
  • Runs defined adversarial tests and evaluations, records evidence and results, and escalates complex or unexpected findings
  • Contributes basic Python tooling, evaluation cases, guardrails, and automated security checks under review, including integration into Secure Development Lifecycle and CI/CD workflows
  • Supports data-protection and human-oversight controls for AI systems, including sensitive-data handling, review, approval, and accountability
  • Contributes to threat research, reusable patterns, and technical write-ups; communicates findings and participates in security design reviews and incident-response activities

Qualification

Required

  • A Bachelor's degree (completed within the past 3 years or expected to be completed within the next 12 months)
  • Qualifying education and work experience should be in Computer Science, Cybersecurity, Information Technology, or a related field
  • Foundational knowledge of security engineering, software development, AI/ML, or applied research gained through education, internships, projects, or equivalent practical work
  • Working knowledge of Python and the ability to develop and test basic scripts

Preferred

  • Varies based on team and business needs; in addition to Minimum Qualifications
  • Coursework, projects, or a portfolio demonstrating applied experience in software, product, or AI/ML security
  • Familiarity with secure software development, vulnerability management, threat modeling, adversarial testing, or AI security evaluations
  • Familiarity with LLM security risks and frameworks, including prompt injection, RAG and agentic-system risks, OWASP LLM/Agentic Top 10, MITRE ATLAS, or NIST AI RMF
  • Exposure to AI red-team or evaluation tooling, such as Cisco AI Defense or NVIDIA's Garak, and related CI/CD, MCP, or AI development workflows

Benefits

  • Hybrid work arrangement
  • Medical, dental and vision insurance for U.S. employees, subject to Cisco’s plan eligibility rules
  • 401(k) plan with a Cisco matching contribution
  • Paid parental leave
  • Short- and long-term disability coverage
  • Basic life insurance
  • Eligible employees may receive grants of Cisco restricted stock units, which vest following continued employment with Cisco for defined periods of time
  • 10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees
  • 1 paid day off for employee’s birthday
  • Paid year-end holiday shutdown
  • 4 paid days off for personal wellness determined by Cisco
  • Non-exempt employees receive 16 days of paid vacation time per full calendar year, accrued at a rate of 4.92 hours per pay period for full-time employees
  • Exempt employees participate in Cisco’s flexible vacation time off program, which has no defined limit on how much vacation time eligible employees may use, subject to availability and some business limitations
  • 80 hours of sick time off provided on the hire date and each January 1st thereafter, and up to 80 hours of unused sick time carried forward from one calendar year to the next
  • Additional paid time away may be requested to deal with critical or emergency issues for family members
  • Optional 10 paid days per full calendar year to volunteer
  • For non-sales roles, employees are also eligible to earn annual bonuses subject to Cisco’s policies
  • Employees in Illinois, whether exempt or non-exempt, participate in a unique time off program to meet local requirements
Cisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products.
Glassdoor
4.3
Founded in 1984
San Jose, California, USA
10001+ employees
http://www.cisco.com
Cisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products.
Glassdoor
4.3
Founded in 1984
San Jose, California, USA
10001+ employees
http://www.cisco.com