Staff Security Engineer - AppSec
- Pay
- $200,947 – $255,722 per year
- Location
- Remote (US)
- Job type
- Full-time
- Level
- Director
- Experience
- 8+ years
- Listed
- Today
Skills & highlights for this role
- Application Security
- Threat Modeling
- Vulnerability Management
- Automated Security Testing
- Code Review
- OWASP Top 10
- TCP/IP
- HTTP/HTTPS
- UDP
- Python or JavaScript
- SAST
- DAST
- Secure Coding
- Developer Security Training
Also useful
- AWS Cloud Security
- Bug Bounty Programs
- Dependency Scanning
- Penetration Testing
Our People
People are the heart and soul of 6sense. We serve with passion and purpose. We live by our Being 6sense values of Win as One Team, Stay Curious, Do The Right Thing, Own the Outcome, and Create Belonging. Every 6sensor plays a part in de ning the future of our industry-leading technology. 6sense is a place where difference-makers roll up their sleeves, take risks, act with integrity, and measure success by the value we create for our customers. We want 6sense to be the best chapter of your career.
- Job Title
- Staff Security Engineer, AppSec
- Organizational Reporting
- Manager, Security Engineering
- Function/Dept
- Business Technology / Security
Purpose of the Job
As members of 6sense's Security department, the Security Engineering team protects the platform. Application Security Engineers work closely with engineering teams, product managers (PM), and third-party entities to ensure that 6sense SaaS products are secure.
Responsibilities & Accountabilities
- Serve as mentor to other Security Engineers, providing guidance and support
- Ability and willingness to assist with Senior level responsibilities if needed
- Support and consult with engineering and product teams around application security vulnerabilities.
- Assist teams in reproducing, triaging, and addressing application security vulnerabilities identified through Pen Testing, SAST, DAST, or Dependency scans
- Take initiative and drive changes in our bug bounty program which position us as an industry leading security program
- Lead in development of automated security testing to validate that secure coding best practices are being used
- Lead application security reviews and threat modeling, including code review and dynamic testing
- Lead and influence cross-functional changes across the Security organization
- Have significant ownership in and evangelize security training with development teams
- Drive initiatives which scale application security and holistically address multiple vulnerabilities found in a functional area
- Design and execute quarterly (O)KRs
Performance Measurement
- Understands the 6sense product and platform at an expert level
- Takes initiative to identify gaps and drive change to improve the security posture
- Participates in weekly 1:1s with manager and monthly skip levels
- Implements security controls considering the latest security threats, trends, and best practices to ensure that 6sense's security posture remains effective and efficient
- Manages vulnerabilities to remediation within targeted SLA or risk acceptance
- Maintains inventory of security scope for 6sense product(s)
- Maintains up to date collateral, metrics and processes
Educational and Experience Requirements
- 8+ years of experience in information security, with a focus on all aspects of application security, including threat modeling, developer training, vulnerability management, automated security testing, and code reviews.
- Expert understanding and ability to explain common security flaws and ways to remediate them (e.g. OWASP Top 10)
- Expert level of understanding of network and web related protocols (such as TCP/IP, UDP, HTTP, HTTPS protocols)
- Some development or scripting experience and skills in Python or JavaScript
- Excellent communication skills (written and verbal) with an ability to articulate complex topics in a clear and concise manner
- Experience working directly with software developers to improve code security
- Expert understanding and practical experience with common security libraries, security controls, and common security flaws
- Experience with security tools (e.g., Vulnerability Scanners, SAST/DAST, DevOps software, AWS cloud security tooling)
- Strong knowledge of industry frameworks, regulations and standards, such as: NIST 800-218 SSDF, OWASP, SAFECode, CIS benchmarks, ISO 27001, SOC 2, GDPR, PCI, SOX, NIST 800-53, etc.
Preferred Qualifications
- Bachelor's degree in a related field
- Relevant industry certifications, such as AWS, CNCF, and GIAC are highly desirable
Competencies and Behaviors
- Exceptional communication skills, including verbal, written, and presentation skills, and ability to appropriately address audience in communications
- Works independently and manage multiple projects simultaneously
- Influences and collaborates with cross-functional teams
- Translates technical requirements into actionable and timebound requests
- Drives projects and tasks to completion by following up on questions, deadlines, and requests for input
- Maintains accuracy of information
- Rapid and effective prioritization and escalation
Base Salary Range
$200,946.75 - $255,721.90. The base salary range represents the anticipated low and high end of the base salary range for this position. Actual salaries may vary and may be above or below the range based on various factors, including but not limited to work location and experience. The base salary is one component of 6sense's total compensation package for this position.
Other compensation may include a bonus program or commission plan, and stock options if approved by 6sense's board. In addition, 6sense provides a variety of benefits, including generous health insurance coverage, life, and disability insurance, a 401K employer matching program, paid holidays, self-care days, and paid time off (PTO). #Li-remote
Notice of Collection and Use of Personal Information for California Residents: California Recruitment Privacy Notice and Policy
Our Benefits
Full-time employees can take advantage of health coverage, paid parental leave, generous paid time-off and holidays, quarterly self-care days off, and stock options. We'll make sure you have the equipment and support you need to work and connect with your teams, at home or in one of our o ces.
We have a growth mindset culture that is represented in all that we do, from onboarding through to numerous learning and development initiatives including access to our LinkedIn Learning platform. Employee well-being is also top of mind for us. We host quarterly wellness education sessions to encourage self care and personal growth. From wellness days to ERG-hosted events, we celebrate and energize all 6sense employees and their backgrounds.
Our Mission
6sense's mission is to multiply what matters: growth, retention, and efficiency. We envision a future where companies, teams and people reach their full potential.
Equal opportunity and legal notices
6sense is an Equal Employment Opportunity and Affirmative Action Employers. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to.
We are aware of recruiting impersonation attempts that are not affiliated with 6sense in any way. A ll email communications from 6sense will originate from the @6sense.com domain. We will not initially contact you via text message and will never request payments. If you are uncertain whether you have been contacted by an official 6sense employee, reach out to jobs@ 6sense.com
From 6sense's careers page, first listed on Rolev.ai on November 12, 2026. Rolev.ai is not the employer.
How Rolev.ai helps with this application
Rolev.ai is a job search and application tool for US job seekers. For this Staff Security Engineer - AppSec role at 6sense, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.
See how you fit
Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.
Tailor without inventing
Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.
Draft the full kit
Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.
1-Click Extension Autofill
The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.
Common questions
What is the salary for the Staff Security Engineer - AppSec role at 6sense?
The Staff Security Engineer - AppSec posting at 6sense states compensation of $200,947 – $255,722 per year. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on 6sense's official career site.
Where is the Staff Security Engineer - AppSec job at 6sense located?
Yes, this Staff Security Engineer - AppSec opening at 6sense is listed as Remote (US). Always check 6sense's application page for specific state eligibility or relocation policies.
What qualifications are required for Staff Security Engineer - AppSec at 6sense?
For the Staff Security Engineer - AppSec role, 6sense highlights 8+ years of relevant experience; experience with Application Security, Threat Modeling, Vulnerability Management, Automated Security Testing, Code Review, OWASP Top 10. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Staff Security Engineer - AppSec position at 6sense?
This listing links directly to 6sense's Greenhouse application page. You can apply directly on 6sense's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.