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RTX
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November 6, 2025
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Information System Security Engineer (ISSE) (ONSITE)

CA826: 200 Holger Way,San Jose 200 Holger Way , San Jose, CA, 95134 USA
Full-time
Onsite
$72K/yr - $144K/yr
Entry Level
RTX is a leading company in the defense and aerospace industry, seeking an entry level Information Systems Security Engineer (ISSE) to join their Cybersecurity team. The role involves collaborating with system architects and software engineers to document security controls and ensure compliance with security standards for classified deployments.
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Responsibilities

  • You will provide critical expertise in documenting security controls to streamline administrative processes and reduce costs associated with deploying products operationally.
  • You will partner closely with program and security teams to prepare and manage security documentation and artifacts required for classified deployments.
  • You will translate commercial technology standards into solutions suitable for classified, air-gapped environments (key responsibility)
  • You will collaborate with Information System Owners to gather stakeholder requirements and deliver complex technical solutions that fulfill contractual obligations.
  • You will tailor and allocate NIST 800-53 security controls, identifying applicable measures for various network environments and overseeing the implementation of Continuous Monitoring programs.
  • You will define, document and conduct comprehensive security scans on accredited products and systems.
  • You will shape, scope, and oversee the development of compliance features ensuring products meet all necessary security standards and regulations.
  • Travel up to 10%

Qualification

Required

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field
  • Experience with either Linux or Windows system builds, networking, or software development.
  • An understanding of the Risk Management Framework (RMF), JSIG, or ICD 503 processes.
  • Familiarity with vulnerabilities or vulnerability scanning tools and their purpose.
  • Certified at DoD 8570/8140 IAM/IAT Level I or equivalent (Sec+, etc.) or ability to achieve certification within six months.
  • Active and transferable TS/SCI U.S. government issued security clearance is required prior to start date with the ability to obtain a polygraph after start.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Preferred

  • Master’s degree in Cybersecurity Engineering, Systems Engineering, or related technical field.
  • Knowledge of Kubernetes and container orchestration security in disconnected environments.
  • Prior appointment as ISSE or IASAE, in accordance with DoD 8510.01.
  • Active engagement in DevSecOps methodologies

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
  • Tuition reimbursement program
  • Student Loan Repayment Program
  • Life insurance and disability coverage
  • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, and ID theft protection
  • Birth, adoption, parental leave benefits
  • Ovia Health, fertility, and family planning
  • Adoption Assistance
  • Autism Benefit
  • Employee Assistance Plan, including up to 10 free counseling sessions
  • Healthy You Incentives, wellness rewards program
  • Doctor on Demand, virtual doctor visits
  • Bright Horizons, child and elder care services
  • Teladoc Medical Experts, second opinion program
  • Eligible for relocation
  • And more!
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
Glassdoor
3.8
Founded in 1922
Arlington, Virginia, USA
10001+ employees
http://www.raytheon.com
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
Glassdoor
3.8
Founded in 1922
Arlington, Virginia, USA
10001+ employees
http://www.raytheon.com