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Security Engineer Iii Jobs in Virginia (NOW HIRING)

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Cybersecurity Engineer 3

Richmond, VA · On-site +1

Web Cam Interview Only The client is seeking an Azure Senior Security Engineer (Cybersecurity Engineer 3) with minimum 5 years' experience to work with an existing software development team. You will ...

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What are the key skills and qualifications needed to thrive as a security engineer III?

To thrive as a Security Engineer III, you need advanced knowledge of cybersecurity principles, network architecture, threat modeling, and incident response, usually backed by a degree in computer science or related fields. Familiarity with security information and event management (SIEM) tools, vulnerability scanners, firewalls, and certifications such as CISSP or CEH are commonly required. Strong analytical thinking, effective communication, and the ability to work collaboratively across teams are crucial soft skills. These competencies ensure the protection of organizational assets against evolving threats, effective risk management, and seamless integration of security within business operations.

What does a security engineer III do?

As a Security Engineer III, your daily responsibilities often include monitoring and analyzing security alerts, conducting vulnerability assessments, and developing strategies to mitigate risks. You may work closely with IT teams to implement security controls, respond to incidents, and participate in security audits or compliance efforts. Additionally, you will likely mentor junior team members and collaborate with other departments to ensure best practices are integrated across the organization. This role offers a dynamic mix of hands-on technical work, problem-solving, and collaboration, creating opportunities for impactful contributions and professional growth.

What is a security engineer III?

A Security Engineer III is a senior-level cybersecurity professional responsible for designing, implementing, and maintaining security systems to protect an organization's networks, data, and infrastructure. They assess vulnerabilities, develop security protocols, and respond to security incidents. This role often involves leading projects, mentoring junior engineers, and collaborating with IT and compliance teams. Strong expertise in risk assessment, threat mitigation, and security tools is essential.

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Security Engineer Iii jobs near you
Infographic showing various Security Engineer Iii job openings in Virginia as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Application Security Engineer 3

Bloomberg Industry Group

Arlington, VA • On-site

$67.75 - $90.50/hr

Full-time

Re-posted 3 days ago

Job description

Job Summary:
Bloomberg Industry Group is focused on providing best-in-class security for all internal and external applications. As an Application Security Engineer III, you will lead security engineering initiatives, perform advanced risk assessments, and design scalable security controls across critical applications.
Responsibilities:
• Design and implement security architectures and controls for large-scale, cloud-native applications.
• Conduct in-depth risk assessments, including penetration testing and code reviews.
• Collaborate with developers and DevOps teams to integrate security at all stages of the software development lifecycle (SDLC).
• Drive security for AI-powered features by defining secure architectures, assessing AI/ML risks, and implementing advanced testing and controls for AI models, agents, and MCP servers.
• Identify areas of improvements in security tools and practices, and remediate the identified gap by implementing innovative solutions.
• Evaluate third‑party security tools and vendor‑provided controls for technical effectiveness, enterprise fit, and alignment with organization’s security architecture and standards.
• Collaborate with vendors to provide actionable technical feedback, drive product improvements, and ensure controls are implemented and configured appropriately for Bloomberg Industry Group’s environment.
• Build, improve, and scale security automation, integrating tooling across CI/CD pipelines and cloud platforms.
• Provide guidance to junior engineers and cross-functional teams on security best practices.
• Participate in incident response efforts and investigations into security incidents.
• Stay ahead of the curve by keeping informed of industry trends and emerging threats, applying this knowledge to continually improve security.
Qualifications:
Required:
• Deep expertise in application security, secure software design, and risk management, including frameworks such as OWASP ASVS, OWASP Top 10, and NIST 800‑53.
• Extensive experience conducting complex security assessments and building automated security controls for large engineering environments.
• Proficiency in multiple programming languages (e.g., Python, Java, JavaScript) and hands-on experience with SAST, DAST, SCA, IaC, container, and cloud security tools.
• Strong understanding of modern architectures (cloud-native, microservices, Kubernetes, containers, serverless) and DevSecOps processes.
• Advanced understanding of AI/ML security, including model vulnerability analysis, AI threat modeling, secure LLM integration patterns, and familiarity with NIST AI RMF or OWASP Top 10 for LLMs.
• 5-7 years of relevant experience in Application Security, AppSec engineering, Cloud Security, or Software Engineering.
Preferred:
• Certifications such as AWS Certified Security – Specialty
• CSSLP or CISSP
• Certified DevSecOps Expert (CDE) or equivalent
• A bachelor's degree in information security, Computer Science, or a related field, or equivalent experience.
Company:
Bloomberg Industry Group empowers professionals in government, law, tax and accounting with essential data, news, and analysis. Founded in 1929, the company is headquartered in Arlington, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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