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Security Engineer
Mixpanel
San Francisco, CA
Mixpanel's Information Security & Risk Management (ISRM) team is hiring a Security Engineer to run the day-to-day work of our security operations: vulnerability management, detection and…
Added 5 mins ago
V
Senior QA/SDET
Vouched
Remote, United States
- $180,000 to $210,000 USD / year
Operate in a highly regulated, security-sensitive space. Safeguarding personal and identity data is core to everything we ship
Added 11 mins ago
UG
Principal Cybersecurity Analyst (Attack Surface Mgt.) On Site MN
UnitedHealth Group
Columbia, MD
- $112,700 to $193,200 USD / year
Explore opportunities with the Enterprise Information Security (EIS) team at UnitedHealth Group. Join one of the world's largest health care companies and become part of the first line of…
Added 13 mins ago
Lead Full Stack Engineer – Java, Microservices & APIs
Elavon, Inc.
Atlanta, GA
We are seeking an experienced Lead Software Engineer to provide hands-on technical leadership across the software development lifecycle. This role will lead solution design and development,…
Added 14 mins ago
UC
Security Engineer (Microsoft Defender)
UltraViolet Cyber
Arlington, VA
- $110,000 to $115,000 USD / year
UltraViolet Cyber has an exciting position for a Senior Microsoft Cloud Security Engineer as we deploy, manage, and hardening our Microsoft cloud environment, including Azure, Office 365…
Added 29 mins ago
C
Senior Security Engineer, Infrastructure Security
ClickUp
Remote, United States
- $160,000 to $210,000 USD / year
Security at ClickUp is engineering-focused. We partner with teams across the company to protect our platform, our internal systems and our customers through secure design, defensive…
Added 33 mins ago
Information Technology Systems Engineer/Administrator
Arcfield
Westfields, VA
…Information Facility (SCIF), ensuring maximum availability, security, and performance for critical communication, deployment, and authentication platforms. The engineer delivers Tier II/III…
Added 42 mins ago
MDE (Cyber, Network & Systems)
Infinity Technology Services LLC
Colorado Springs, CO
The Multi-Disciplinary Engineer (Cyber, Network, & Systems) is responsible for designing, integrating, securing, and sustaining complex information technology environments across systems…
Added 48 mins ago
Director - Network Infrastructure Security & Engineering
Employment Application
IL
Architect and engineer secure, resilient connectivity across all airports, campus and remote offices, contact centers, cloud, and third-party network connections, embedding network security…
Added 51 mins ago
Senior Network Engineer (Firewall)
CACI, INC.-FEDERAL
Ashburn, VA
CACI is seeking a Senior Network Engineer (Firewall) for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to…
Added 52 mins ago
IT Systems Administrator (Multiple Levels)
Noblis
Chantilly, VA
…Information Facility (SCIF), ensuring maximum availability, security, and performance for critical communication, deployment, and authentication platforms. The engineer delivers Tier II/III…
Added 58 mins ago
IP
Senior Cloud Engineer
Interactive Process Technology LLC
Radford, VA
- $100,000 to $130,000 USD / year
Engineer secure transport, including IPsec/VPN and BGP
Added 1 hour ago
IG
TSSCI Senior Network Engineer
Insight Global
Arlington, VA
- From $80 USD / hour
Three or more years of federal FISMA/RMF security-control validation and compliance experience, including NIST SP 800-53 controls, SSPs, POA&Ms, continuous monitoring, technical control…
Added 1 hour ago
Subject Matter Expert I
ARSIEM
Arlington, VA
ARSIEM is looking for a Senior Detection Engineer. The Senior Detection Engineer develops, validates, deploys, and tunes detection logic supporting proactive threat hunting across federal…
Added 1 hour ago
Senior DevOps Engineer
TerraPower LLC.
Bellevue, WA
The Senior DevOps Engineer owns the enterprise DevOps toolchain (GitHub Enterprise, Jenkins, Artifactory, and Xray) and is accountable for maturing DevOps practices across the organization.…
Added 1 hour ago
Network Operations & Cybersecurity Engineer
Morgan State University
MD
Lead day-to-day operations, including adds/moves/changes for network access points, peripherals, VOIP handsets, and security appliances. Collaborate with cybersecurity and infrastructure…
Added 1 hour ago
A
Devsecops Engineer
Actalent
Wilmington, MA
- $70 to $100 USD / hour
Job Title: DevSecOps EngineerJob DescriptionThe DevSecOps Engineer will design, implement, and maintain robust security controls across AWS cloud environments that support connected medical…
Added 1 hour ago
System Security Engineer
BAE Systems
Hill AFB, UT
The system security engineer will apply skills, expertise, and experience in multiple areas including security requirements, security architecture views, threat assessment, networking,…
Added 1 hour ago
Senior Baseline Security Engineer (CIS & STIGs)
Phia LLC
United States
…and clients. phia is seeking a mission-driven Senior Baseline Security Engineer to build and maintain the secure configuration baselines that protect a federal financial regulatory agency’s…
Added 1 hour ago
J
CAS/COTS Systems Integration Engineer
Jobot
Atlantic City, NJ
- $150,000 to $175,000 USD / year
Knowledge of STIG requirements, system hardening, vulnerability remediation, and security scanning.
Added 1 hour ago
Staff Applications Security Engineer
Fortinet
Sunnyvale, CA
Fortinet is looking for a Staff Applications Security Engineer to join the Corporate Information Security team. This is a highly technical role, with responsibilities conducting security…
Added 1 hour ago
IT Field Solutions Engineer II
Meriton
Columbus, OH
Support approved endpoint security tools on field devices and collaborate with Cybersecurity, which owns the security platforms, on malware, vulnerability, and anti-phishing issues.
Added 1 hour ago
IT Field Solutions Engineer II
Meriton
Hillside, IL
Support approved endpoint security tools on field devices and collaborate with Cybersecurity, which owns the security platforms, on malware, vulnerability, and anti-phishing issues.
Added 1 hour ago
SO
Web Platform Developer - ITSD
State of Idaho
Boise, ID
- $33.9 to $45.09 USD / hour
The Idaho Department of Health and Welfare is seeking an IT Software Engineer Ill to join the Productivity Platforms Team as a Web Platform Developer and help establish and grow the…
Added 1 hour ago
Systems Engineer - Active Top Secret Required
GD Information Technology, Inc.
United States
Complex Systems, Encryption, Hardware Security, Microsoft Windows Server, Systems EngineeringCertifications:

Fortinet

Staff Applications Security Engineer

Sunnyvale, CA, United States

The US base salary range for this full-time position is $170,000-$240,000.

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Job details

Pay: The US base salary range for this full-time position is $170,000-$240,000.
Posting language: English
Posted: Nov 6, 2026

Original job description

Fortinet is looking for a Staff Applications Security Engineer to join the Corporate Information Security team. This is a highly technical role, with responsibilities conducting security reviews on various Fortinet applications, providing security education to our engineers and handling externally reported vulnerabilities.

Key Responsibilities:

Serve as an application security subject matter expert who provides guidance to internal teams
Work closely with development teams, perform code reviews, penetration tests, and architectural reviews on existing codes and new features.
Develop, implement, and communicate vulnerability mitigation strategies to development teams
Handle externally reported vulnerabilities as a member of Corporate Information Security Responsible Disclosure Program committee.
Drive Fortinet static and dynamic application security testing program.
Develop strategies, evaluate solutions, design and implement tools, processes and controls to ensure that security and privacy are designed in Fortinet applications
Advise development teams on SDLC best practices.
Proactively research new attack vectors on applications that may affect Fortinet applications and infrastructure.
Be part of a global distributed team to share knowledge, workload and assignments. Strong sense of teamwork is required. Coach peers in application security concepts and best practices.

Required Skills/Experience:

5+ years of work experience as an Information Security Researcher or Engineer
3+ years of experience with manually auditing source code to find security issues or programming skills in one or more of: Java, .NET, Python or JavaScript frameworks.
Strong understanding on OWASP TOP 10 vulnerabilities.
Strong understanding of common API security risks
Strong understanding on Cloud-Native application architecture, microservices, containerization technologies, secure deployment and implementation issues.
Proven experience in application penetration testing
Proven experience in security code review
Proven experience in application security testing (DAST, SAST, IAST, SCA) tools and processes
Strong foundation in computer and network security, authentication & authorization, security protocols and applied cryptography
Solid understanding with web security standards such as CSP, SOP, CORS, and emerging web security technologies.
Solid understanding on CI/CD pipelines, build systems and DevSecOps principles.
Strong understanding with AI&ML & LLM concepts like RAG, Agentic Workflows, MCPs, Skills, AI Red Teaming, AI Guardrails and Secure AI development and deployment strategies.
Experience defining security architecture patterns and standards in a large enterprise organization.
Experience with cloud-based security solutions and familiarity with cloud service providers, particularly in relation to application security
Experience working with threat modeling methodologies such as MITRE ATT&CK, STRIDE, PASTA etc.
Understanding of OAuth and JWT implementations.
Ability to organize & communicate effectively, both written and verbal, with technical and non-technical people across functional teams
A BS degree in Computer Science, Cyber Security, other tech-related degree, or equivalent experience.
Experience in Cloud Security Posture Management (CSPM) and/or Application Security Posture Management (ASPM) tools is a plus.
Having OSWE OSCP, GWEB, GPEN or similar certificate is a plus
Experience in Mobile Application Penetration Testing is a plus

Must be authorized to work in the U.S. without sponsorship. The US base salary range for this full-time position is $170,000-$240,000. Fortinet offers employees a variety of benefits, including medical, dental, vision, life and disability insurance, 401(k), 11 paid holidays, vacation time, and sick time, as well as a comprehensive leave program. Wage ranges are based on various factors, including the labour market, job type, and job level. Exact salary offers will be determined by factors such as the candidate's subject knowledge, skill level, qualifications, experience, and geographic location. All roles are eligible to participate in the Fortinet equity program. Bonus eligibility is reviewed at the time of hire and annually at the Company’s discretion.

Why Join Us:

We encourage candidates from all backgrounds and identities to apply. We offer a supportive work environment and a competitive Total Rewards package to support you with your overall health and financial well-being. Embark on a challenging, enjoyable, and rewarding career journey with Fortinet. Join us in bringing solutions that make a meaningful and lasting impact to our 890,000+ customers around the globe.

Fortinet (NASDAQ: FTNT) secures the largest enterprise, service provider, and government organizations around the world. Fortinet empowers its customers with intelligent, seamless protection across the expanding attack surface and the power to take on ever-increasing performance requirements of the borderless network - today and into the future. Only the Fortinet Security Fabric architecture can deliver security without compromise to address the most critical security challenges, whether in networked, application, cloud or mobile environments. Fortinet ranks number one in the most security appliances shipped worldwide and more than 500,000 customers trust Fortinet to protect their businesses.

We are committed to providing reasonable accommodations for all qualified individuals with disabilities. If you require assistance or accommodation due to a disability, please contact us at accommodations@fortinet.com.

Fortinet is an equal opportunity employer. We value diversity in our company, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, military/veteran status or any other applicable legally protected characteristics in the location in which the candidate is applying.

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