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  3. Senior Security Engineer
Alarm.com logo

Senior Security Engineer

Alarm.com
Tysons, Virginia
Full Time
Posted December 9, 2025
Not Specified
Apply Now

Application opens on company website

Job Description

The Senior Security Engineer is responsible for identifying and mitigating security risks within the corporate network, conducting security audits and tests, implementing security solutions, and ensuring compliance with industry standards to protect the company's infrastructure and data.

Key Responsibilities

  • Identify, monitor, and maintain the company's security posture in collaboration with engineering teams.
  • Perform security audits, penetration tests, and physical security reviews for clients.
  • Select, deploy, and configure security solutions and enhancements to improve enterprise security.
  • Develop and maintain threat models for cloud environments and train teams on attacker risk-driven design.
  • Provide expertise on secure SDLC practices, including design, development, testing, and runtime security.
  • Partner with infrastructure and application teams to ensure security and privacy risks are minimized.
  • Maintain and update the Incident Response Program and recommend security compliance actions.

Requirements

  • The Senior Security Engineer must have a B.A. or B.S. or higher level degree in Computer Science or a similar engineering program with strong academic performance.
  • The candidate must have at least 8 years of information security experience.
  • The candidate must possess one or more of the following information security certifications: CISSP, CISA, CEH, OSCP, or other relevant certifications.
  • The candidate must have experience performing security reviews of application designs, source code, and deployments.
  • The candidate must have knowledge of and stay up to date on the latest security advisories, alerts, and vulnerabilities.
  • The candidate must have strong verbal and written communication skills suitable for a highly collaborative environment.
  • The candidate must have rigorous attention to detail and a focus on the quality of deliverables.
  • The candidate must be familiar with AWS services such as EC2, ECS, WAF, VPC configuration, and IAM rules.
  • The candidate must have familiarity with infrastructure as code tools such as Terraform and CloudFormation.
  • The candidate must be comfortable with Python programming and able to read Java when necessary.
  • The candidate must have the ability to perform security audits, application and infrastructure penetration tests, physical security reviews, and social engineering tests.
  • The candidate must be able to develop and maintain threat models for cloud environments and train engineering teams on attacker risk-driven design skills.
  • The candidate must have the ability to document policies and procedures and keep them updated according to industry compliance requirements.
  • The candidate must have the ability to perform security reviews of application designs, source code, and deployments.
  • The candidate must have the ability to develop and maintain threat models for cloud environments and train engineering teams on attacker risk-driven design skills.
  • The candidate must have experience overseeing and managing the deployment, integration, and configuration of security solutions and security documentation.
  • The candidate must have experience developing and maintaining an Incident Response Program.
  • The candidate must have the ability to recommend actions and practices to management to ensure compliance with security and regulatory requirements.
  • The candidate must be able to craft responses to client and partner security questionnaires.
  • The candidate must have the ability to select and acquire additional security solutions or enhancements to existing security solutions to improve overall enterprise security.
  • The candidate must have experience performing security audits, penetration tests, and physical security reviews.
  • The candidate must have the ability to communicate security risks and mitigation strategies effectively to management and stakeholders.

Benefits & Perks

Competitive pay
Subsidized medical plan options
HSA with generous company contribution
401(k) with employer match
Paid holidays
Wellness time
Vacation increasing with tenure
Paid maternity and bonding leave
Company-paid disability insurance
Company-paid life insurance
FSAs
Well-being resources and activities
Casual dress work environment

Ready to Apply?

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