{"id":4021547,"url":"https://alion.io/job/reversinglabs-senior-security-engineer","title":"Senior Security Engineer","company":{"id":17650,"name":"ReversingLabs","domain":"reversinglabs.com","url":"https://alion.io/company/reversinglabs","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":47,"computed_at":"2026-11-10T06:52:35Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Zagreb, Croatia"],"countries":["HR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"Linux","optional":false},{"name":"MITRE ATT&CK","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"SIEM","optional":false},{"name":"Windows","optional":false},{"name":"AWS","optional":true},{"name":"ISO 27001","optional":true},{"name":"Kubernetes","optional":true},{"name":"SOC 2","optional":true}],"status":"live","first_seen_at":"2026-11-10T15:14:27Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-10T20:32:30Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Please note: for this position, we are only considering candidates who are already based in Croatia.\nAt ReversingLabs, we provide the world’s largest threat intelligence repository to protect software development and power advanced security solutions, keeping leading cybersecurity organizations and Fortune 500 enterprises informed and ahead of threats. Only ReversingLabs delivers the software package analysis speed and depth needed to protect against software supply chain risk.\nOur vision is clear: to arm every company with end-to-end insights so that development teams release securely, IT purchases safely, and the SOC can effectively detect, isolate, and respond. We are seeking extraordinary talent for this game-changing opportunity to help forge this transformational journey at ReversingLabs.\nWhy this role is different\nAt ReversingLabs, security is not a side function; it's what the whole company does. You'll protect an organization where people understand threats deeply, so security conversations start from shared ground rather than from scratch. You'll work alongside threat researchers and malware analysts who study attackers every day, and you can draw on their insight when you investigate.\nThe role\nOur IT Security team protects ReversingLabs' people, systems, and data: our corporate environment, our cloud infrastructure, and the services behind our products. We're looking for a senior security engineer with a strong security operations background: someone who can run an investigation end to end, build the detections that catch the next attack, and strengthen the controls around them. You’ll play a key role in our security operations and help shape the security strategy of a growing global company. You’ll report to our Security Engineering Lead and work closely with IT, our Platform/SRE team, and engineering teams across the company.\nWhat you'll do\nDetect and respond\nLead security investigations and incidents end to end: triage, scoping, containment, eradication, and recovery, followed by blameless post-incident reviews.\n Run and improve our SIEM, monitoring, and alerting: shape what we log, build and tune detections mapped to MITRE ATT&CK, and keep false positives low. \nHunt proactively for threats across endpoints, identities, network, and cloud, using threat intelligence, including our own.\nWrite and improve incident response playbooks.\nHarden and prevent\nManage and improve our security controls: EDR, firewalls, IDS/IPS, email security, and identity and access management.\nRun vulnerability assessments and drive remediation with IT and engineering teams, prioritizing by real-world exploitability.\nSecure our cloud and container environments together with the Platform team.\nGive security guidance in projects early, while design decisions are still cheap to change.\nGovern and assure\nKeep our security policies and guidelines practical, and make sure we follow them.\nTake part in risk assessments and vendor security assessments, and support internal and external audits.\nWhat we're looking for\n5+ years in security operations roles\nHands-on experience in incident response, from first alert to post-incident review. \nStrong experience with SIEM platforms, including writing and tuning detections.\nHands-on experience with EDR, IDS/IPS, firewalls, and vulnerability scanners.\nDeep understanding of networking and operating systems (Windows, Linux, macOS), and of how attackers move through them.\nPractical experience with MITRE ATT&CK and with incident response frameworks. \nAn AI-forward mindset: you use AI tools to work faster and smarter, and you understand the new security risks they bring.\nScripting skills in Python, PowerShell, or Bash to automate analysis and response.\nThe ability to understand complex environments from top to bottom, and to explain risk clearly to engineers and non-engineers alike.\nA degree in computer science or a related field, or equivalent practical experience.\nClear written and spoken English.\nNice to have\nApplication security experience, including WAFs and protecting internet-facing applications at scale\nContainer and Kubernetes security\nCloud security experience, ideally in AWS\nDigital forensics or malware analysis experience\nSecurity certifications such as CISSP, CISM, GCIH, GCIA, or Security+\nExperience supporting compliance frameworks such as ISO 27001 or SOC 2\nBenefits\nHybrid work options (paid accommodation & transportation to Zagreb during onboarding for remote employees)\nFlexible working hours\nGenerous compensation and a bonus system based on annual performance\nHefty personal education budget and possibility to attend leading conferences and seminars in the field\nCompany library and possibility to order books of choice via Amazon\nPermanent contract in a fast-growing global company with Fortune 500 & governmental agencies as clients\nChallenging projects in a dynamic, collaborative team\nGreat career advancement opportunities - clear goals & internal promotions\nEmployee referral bonus program, EUR 1,060 net for junior position, EUR 2,123 net for mid to senior positions, and EUR 2,654 net for principal/managerial positions\nMultisport card, annual health checkup, newborn child allowance, rent-cost, and 3rd pillar pension benefits\nWellness Weekends - quarterly, company-wide three day weekend, starting with a company paid Friday off for all employees\nFully covered car garage in Radnička for all employees\nAbout ReversingLabs\nReversingLabs is the leader in software supply chain security, helping the world's most security-conscious organizations detect and respond to threats hidden inside software. Our platform is trusted by Fortune 500 companies, government agencies, and security teams globally. We're a company that takes the work seriously and takes care of the people doing it.\nCareers Page · LinkedIn · Our Technology","description_format":"text","description_chars":5847,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Flexible schedule","Hybrid work"],"hiring_locations":[{"name":"Croatia","iso":"HR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Threat Intelligence","DevSecOps"],"lifecycle":[{"event":"open","at":"2026-11-10T15:14:27Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":47,"reasons":["conf:3","win:early"],"computed_at":"2026-11-11T00:07:03Z"},"pay":null,"html_url":"https://alion.io/job/reversinglabs-senior-security-engineer","json_url":"https://alion.io/job/reversinglabs-senior-security-engineer.json","meta":{"generated_at":"2026-11-11T00:07:03Z","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":331,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":17650},"rest":"https://alion.io/mcp/rest/get_company?id=17650"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Freversinglabs-senior-security-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Freversinglabs-senior-security-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Freversinglabs-senior-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/reversinglabs-senior-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Freversinglabs-senior-security-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4021547}},{"tool":"search_jobs","arguments":{"company":"reversinglabs.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4021547},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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