Security Sales Engineer Jobs in Arlington, VA
Security Sales Engineer jobs in Arlington, Virginia are in strong demand, concentrated in Rosslyn, Ballston, and Crystal City across federal defense contracting, cybersecurity, and enterprise technology. Employers actively hiring include Amazon, Imagine One Technology & Management, and Amazon Web Services. Find a role that fits below and apply directly.
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We’re building a new security research team and looking for an engineer who combines practical security research with strong software development and automation skills.
You’ll contribute to triage, vulnerability analysis, PoC development, and reporting while building the LLM harnesses and research infrastructure that support the team’s work. Hands-on experience building or substantially extending an LLM or agent harness is required.
Pay Range $118,000 - $203,000
The pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, geographic location, and any applicable laws.
In this role, you will:
- Triage findings, reproduce vulnerabilities, and support root-cause analysis and PoC development.
- Build and maintain LLM harnesses that connect models with research tools, relevant context, and execution environments.
- Develop automation for code and binary analysis, experimentation, evidence collection, and report generation.
- Improve workflow reliability through logging, execution controls, reproducibility, and evaluations.
- Verify generated code and findings against observable system behavior.
- Maintain reusable scripts, research environments, and documentation.
- Work with researchers to turn useful investigation techniques into dependable tools.
You should bring:
- At least 3 years in security research, software engineering, security tooling, or closely related work.
- Bachelor’s degree in Computer Engineering, Computer Science, or a related technical field. Additional years of experience may substitute for degree.
- Demonstrated vulnerability analysis experience, including reproducing issues and understanding their root causes.
- Strong programming skills and experience building tools that other people can use and maintain.
- Practical experience building or substantially extending LLM harnesses, including tool integration and troubleshooting.
- Familiarity with reverse engineering, debugging, and PoC development.
- Clear technical writing and the ability to document evidence, assumptions, and limitations.
Preferred:
- Experience with sandboxed execution, fuzzing infrastructure, automated evaluations, or reproducible research environments would be valuable.
Security Clearance:
- Active Top Secret/SCI clearance.
- U.S. Citizenship is required.
We’re building a new security research team and looking for an engineer who combines practical security research with strong software development and automation skills.
You’ll contribute to triage, vulnerability analysis, PoC development, and reporting while building the LLM harnesses and research infrastructure that support the team’s work. Hands-on experience building or substantially extending an LLM or agent harness is required.
Pay Range $118,000 - $203,000
The pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, geographic location, and any applicable laws.
In this role, you will:
- Triage findings, reproduce vulnerabilities, and support root-cause analysis and PoC development.
- Build and maintain LLM harnesses that connect models with research tools, relevant context, and execution environments.
- Develop automation for code and binary analysis, experimentation, evidence collection, and report generation.
- Improve workflow reliability through logging, execution controls, reproducibility, and evaluations.
- Verify generated code and findings against observable system behavior.
- Maintain reusable scripts, research environments, and documentation.
- Work with researchers to turn useful investigation techniques into dependable tools.
You should bring:
- At least 3 years in security research, software engineering, security tooling, or closely related work.
- Bachelor’s degree in Computer Engineering, Computer Science, or a related technical field. Additional years of experience may substitute for degree.
- Demonstrated vulnerability analysis experience, including reproducing issues and understanding their root causes.
- Strong programming skills and experience building tools that other people can use and maintain.
- Practical experience building or substantially extending LLM harnesses, including tool integration and troubleshooting.
- Familiarity with reverse engineering, debugging, and PoC development.
- Clear technical writing and the ability to document evidence, assumptions, and limitations.
Preferred:
- Experience with sandboxed execution, fuzzing infrastructure, automated evaluations, or reproducible research environments would be valuable.
Security Clearance:
- Active Top Secret/SCI clearance.
- U.S. Citizenship is required.
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Find Security Sales Engineer JobsSecurity Sales Engineer Job Market in Arlington
Who's Hiring
- Amazon86
- Imagine One Technology & Management25
- Amazon Web Services18
- CoStar12
- Zermount12
Top Industries Hiring
- Technology & Software12
- Retail6
- Trucking6
- E-Commerce & Online Marketplaces6
Security Sales Engineer Jobs in Arlington: Frequently Asked Questions
How do I get a security sales engineer job in Arlington?
The strongest path into Arlington's market is targeting the defense contractors and cybersecurity firms clustered in Rosslyn, Ballston, and Pentagon City. Employers here prioritize candidates with a blend of technical security knowledge and consultative sales experience, particularly around federal or enterprise accounts. Familiarity with government procurement cycles and security frameworks like NIST or CMMC gives candidates a clear edge over generalist sales applicants.
Which companies hire security sales engineers in Arlington?
Companies currently hiring security sales engineers in Arlington include Amazon, Imagine One Technology & Management, and Amazon Web Services, per current listings on MigrateAte as of November 2026. Arlington's proximity to the Pentagon and federal agencies makes it a hub for both large defense primes and specialized cybersecurity firms competing for government and commercial accounts.
Are there remote security sales engineer jobs in Arlington?
Yes, though with limits, security sales engineering often requires on-site client meetings, lab demonstrations, and federal facility visits that restrict full-remote arrangements. About 64% of security sales engineer openings tied to Arlington are remote or hybrid as of November 2026. Technical presales work, proposal writing, and solution scoping tend to be the most remote-friendly parts of the role in Arlington's market.
How can I get a security sales engineer job in Arlington with little or no experience?
The most realistic entry path in Arlington is moving laterally from a technical support, network engineering, or IT security analyst role into a junior presales or sales engineering associate position. Smaller cybersecurity firms and IT services companies in Ballston and Shirlington are more likely than large defense primes to hire and develop entry-level talent. Building hands-on certifications in security platforms commonly used in federal environments, such as Palo Alto Networks or Splunk, significantly strengthens an early-career application here.
Which industries hire the most security sales engineers in Arlington?
Arlington security sales engineer roles concentrate in Technology & Software, Retail, and Trucking, based on current listings on Migrate Mate as of November 2026. Arlington's position adjacent to the Pentagon and major federal agencies drives consistent demand from defense contractors and government IT vendors who rely on security sales engineers to support complex procurement and solution cycles.
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