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# Security Engineer

- **Company:** Cisco Systems, Inc.
- **Location:** New York, NY, United States (Remote available)
- **Experience:** Expert
- **Salary:** $139,000.0 - $282,000.0
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Artificial Intelligence, Amazon Web Services, Software System Penetration Testing, Computer Vision, Microsoft Azure, Bash Shell, Big Data, C++ (Programming Language), Cloud Computing, Cloud Computing Security, Cyber Security, Computer Programming, Data Centers, Distributed Systems, Intrusion Detection and Prevention, Mobile Application Software, Python (Programming Language), Network Security, Network Segmentation, Open Source Technology, Software Architecture, Zero Trust Network Access, Security Information and Event Management, Web Applications, Scripting, Google Cloud, Cloud Platform System, Information Technology, Splunk, Cisco, Vulnerability Analysis
- **Published:** September 5, 2026
- **Apply:** https://www.builtincolorado.com/job/security-engineer-remote/11028128?handler=ApplyRedirect

## About the Role

* Bachelor's degree plus 7 years of related experience, Master's plus 4 years, or PhD plus 1 year in application-level penetration testing.

 * Advanced proficiency in offensive security across core areas including web applications, mobile applications, networks, and distributed systems.

 * Deep technical understanding of common vulnerabilities, attack vectors, and their corresponding remediation strategies.

 * Proven experience working with public cloud platforms (specifically AWS and GCP).

 * Demonstrated ability to develop and maintain custom tooling using languages such as Python or Bash.

Preferred Qualifications

 * Active contributions to the security community, such as research publications, CVEs, open-source projects, or bug-bounty recognitions.

 * Strong proficiency in development and automation languages, including C++, Javascript, Python, or Go.

 * Prior experience with Splunk products or similar large-scale data platforms.

 * Demonstrated ability to build cross-functional relationships with engineering teams to drive long-term security maturity.

 * Effective communication skills, with a track record of mentoring team members and providing constructive technical feedback., Designs and engineers secure network and cloud architectures across AWS, GCP, Azure, and physical data centers. Responsibilities include threat modeling, network segmentation, monitoring, alerting, automation, attack-surface reduction, and secure connection patterns. The role drives strategic security improvements, partners with product and infrastructure teams, communicates architectural decisions, and mentors engineers. Candidates need deep hybrid networking and cloud security expertise, protocol knowledge, scripting ability, independent problem-solving skills, and strong communication.
Top Skills: AIApplied CryptographyAWSAzureCi/CdDnsGCPGoHttp/SHybrid Cloud NetworkingPrivate EndpointsPythonService MeshesShell ScriptingTcp/IpTlsTransit GatewaysVpcsZero Trust Architecture

## Description

The Application Security team is a high-impact group dedicated to safeguarding our customer-facing products by identifying and mitigating security threats before they arise. Our function is to proactively stress-test our ecosystem, ensuring that our innovations remain secure, resilient, and reliable for our global users. We are a dynamic, expert-led team that balances rigorous offensive security methodologies with cutting-edge AI-driven automation. We are incredibly excited to be at the forefront of the industry, pioneering the use of agentic AI to evolve how security testing is performed at scale.

Your Impact

In this role, you will lead advanced penetration testing engagements, serving as a critical line of defense for our on-prem and cloud application portfolios. You will craft sophisticated attack plans to identify vulnerabilities, providing actionable, detailed remediation guidance to our development teams to drive product maturity. By building and operating agentic AI workflows, you will scale our testing capabilities, allowing for deeper coverage of complex system architectures. Your expertise will be instrumental in making key risk-based decisions, ensuring that our products meet the highest security standards. Ultimately, you will champion a proactive security culture, leveraging human judgment alongside autonomous agents to outpace emerging threats., Build and operate scalable security tooling, applications, APIs, and automation for CrowdStrike's global multi-cloud Product Security environment. Responsibilities include software supply chain security, AI-powered vulnerability discovery, platform visibility, risk assessments, CI/CD, SRE operations, datastore management, monitoring, and incident response support. The role partners across Product Security to define tooling strategy and maintain mission-critical security services.
Top Skills: Amazon SqsAngularAnsibleAWSChefCi/CdContainersGCPGenerative AiGoKafkaLarge Language ModelsLinuxOpensearchPostgresPuppetPythonReactSaltSoftware Cryptographic SigningTypescriptValkey
CrowdStrike


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