{"id":187003,"url":"https://alion.io/job/greenlight-staff-offensive-security-engineer","title":"Staff Offensive Security Engineer","company":{"id":717037,"name":"Greenlight","domain":"greenlight.com","url":"https://alion.io/company/greenlight-6","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":null},"role":"Security","role_family":"Security","seniority":"staff","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Atlanta, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":130000,"max_usd":259000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":451},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"IAM","optional":false},{"name":"Kubernetes","optional":false},{"name":"Node JS","optional":false},{"name":"Python","optional":false},{"name":"Red Teaming","optional":false},{"name":"Self-Healing","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-08-31T19:05:40Z","employer_posted_date":"2026-08-31","last_verified_at":"2026-10-27T11:57:45Z","board_verified":true,"closed_at":null,"days_open":56,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":56},"description":"Greenlight is looking for a Staff Offensive Security Engineer for our Security team. This individual will be responsible for the continuous offensive security validation across our consumer digital platforms, mobile applications, cloud infrastructure, internal corporate environments, and emerging hardware device lines. The Staff Offensive Security Engineer will drive the long-term technical strategy for offensive security, lead complex red teaming and multi-stage adversary simulations, manage deep-dive vulnerability research into high-risk areas, champion a culture of security-minded development across the R&D organization, and establish automated security guardrails and self-healing infrastructure within a fintech environment.\nYour day-to-day:\nLead Technical Strategy: Define the long-term vision for offensive security at Greenlight, moving beyond point-in-time testing to continuous security validation.\nRed Teaming & Adversary Simulation: Design and execute complex, multi-stage adversary simulations targeting our cloud infrastructure (AWS), mobile applications (iOS/Android), and internal corporate environments.\nVulnerability Research: Conduct deep-dive research into high-risk areas of our ecosystem, identifying zero-day vulnerabilities or sophisticated logic flaws that automated tools miss.\nPave the \"Golden Path\": Partner with DevOps and Engineering to build automated security guardrails and \"self-healing\" infrastructure that prevents common attack vectors from being introduced.\nIncident Response Support: Work closely with the Detection and Response team to improve our monitoring capabilities by performing \"purple team\" exercises to validate alert coverage.\nMentorship: Act as a force multiplier by mentoring senior and mid-level engineers, fostering a culture of security-minded development across the entire R&D organization.\nWhat you’ll bring to the team:\nExpert-level Offensive Skills: 8+ years of experience in offensive security, red teaming, or penetration testing, with a proven track record of uncovering critical vulnerabilities in complex environments.\nCloud Native Expertise: Deep understanding of AWS security architecture, including IAM bypass techniques, container escapes (Kubernetes), and serverless security.\nApplication Security Depth: Experience with manual code review (Node.js, Python, or Go) and bypass techniques for modern web and mobile security controls.\nAutomation Mindset: Ability to script in Python, Bash, or Go to automate exploitation chains or integrate security testing into CI/CD pipelines.\nStrategic Communication: The ability to translate complex technical risks into business impact for executive stakeholders while remaining a trusted peer to software engineers.\nRelevant Certifications (Optional but valued): OSCP/OSCE, GXPN, or equivalent demonstration of deep technical skill.\nAn Ethical Hacker at Heart: You are curious, persistent, and think outside the box to find ways around traditional security controls.\nA Collaborative Partner: You believe that \"breaking things\" is only half the job; the real value is in helping the team build them back stronger.\nOwner Mindset: You take pride in your work and feel a deep sense of responsibility for the safety of our families and their finances.\nNot sure this one’s for you? Don’t count yourself out. Show us what you’ve got and we’ll reach out if there’s a great fit.\nWork perks at Greenlight:\nMedical, dental, vision, and HSA match \nPaid life insurance, AD&D, and disability benefits \nTraditional 401k with company match\nUnlimited PTO \nPaid company holidays and pop-up bonus holidays \nProfessional development stipend\nMental health resources \n1:1 financial planners\nFertility healthcare\n100% paid parental and caregiving leave, plus cleaning service and meals during your leave\nFlexible WFH, both remote and in-office opportunities\nFully stocked kitchen, catered lunches, and occasional in-office happy hours\nEmployee resource groups","description_format":"text","description_chars":3951,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["401k plan","Life insurance","Professional development","Unlimited PTO"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Penetration Testing","Personal Finance Apps & Education","Digital Banks & Neobanks"],"lifecycle":[{"event":"open","at":"2026-09-01T20:06:44Z"}],"visa":[],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":1,"p_active":0.823,"p_room":0.75,"age_days":56,"expected_fill_days":57,"reasons":["conf:2","velocity","win:late"],"computed_at":"2026-10-27T05:46:45Z"},"pay":null,"html_url":"https://alion.io/job/greenlight-staff-offensive-security-engineer","json_url":"https://alion.io/job/greenlight-staff-offensive-security-engineer.json","meta":{"generated_at":"2026-10-27T13:10:18Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":1136,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":717037},"rest":"https://alion.io/mcp/rest/get_company?id=717037"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgreenlight-staff-offensive-security-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fgreenlight-staff-offensive-security-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fgreenlight-staff-offensive-security-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/greenlight-staff-offensive-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgreenlight-staff-offensive-security-engineer"}]}