{"id":3881619,"url":"https://alion.io/job/atos-security-engineer-3","title":"SECURITY ENGINEER","company":{"id":3006,"name":"Atos","domain":"atos.net","url":"https://alion.io/company/atos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":98,"open_postings":16,"ghost_share":0,"stale_share":0.063,"repost_share":0,"time_to_fill_p50_days":26,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","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":[],"status":"live","first_seen_at":"2026-11-06T18:18:57Z","employer_posted_date":"2026-11-06","last_verified_at":"2026-11-09T08:58:00Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"About Atos Group\nAtos Group is a global leader in digital transformation with c. 54,000 employees and annual revenue of c. €7.2 billion (at the go-forward perimeter), operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is listed on Euronext Paris.\nAbout Eviden\nEviden is the Atos Group brand focused on cybersecurity products, mission-critical systems and vision AI. A trusted partner to public and private sector organizations, Eviden deploys advanced analytics capabilities and helps ensure the robustness, continuity and resilience of its customers’ operations. Leveraging more than 2,200 experts and 720 patents, Eviden helps protect people, data and critical infrastructures worldwide, at the convergence of intelligence, sovereignty and trust.\nRole overview\nWe are looking for a senior, hands-on penetration tester who can independently deliver end-to-end security assessments across web applications, APIs, internal and external infrastructure and, where required, mobile applications and security configurations. The role requires strong technical ownership, clear reporting and direct collaboration with customer technical teams.\nKey responsibilities\nPlan and execute penetration tests for web applications, APIs, internal and external infrastructure and other approved targets.\nIdentify, validate and safely exploit vulnerabilities within the agreed scope and rules of engagement.\nAssess technical and business impact and provide clear, risk-based remediation recommendations.\nProduce high-quality technical reports with reproducible evidence and executive-level summaries.\nPresent findings to customer technical teams and support remediation clarification and retesting activities.\nContribute to methodology improvements, knowledge sharing and the development of junior and mid-level team members.\nMaintain strict confidentiality and follow legal, ethical and engagement-specific requirements.\nRequired experience and skills\nStrong hands-on experience in web application and API security testing.\nSolid experience in external and internal network and infrastructure penetration testing.\nAbility to validate vulnerabilities, perform controlled exploitation and explain associated business impact.\nExperience preparing clear, evidence-based reports and practical remediation guidance.\nAbility to deliver assessments independently and manage technically complex engagements.\nStrong written and verbal communication skills in English.\nPreferred qualifications\nEU/NATO Secret Clearance\nHands-on mobile application security testing experience.\nExperience with security configuration reviews and static or dynamic application security analysis.\nRelevant offensive security certification such as OSCP, or equivalent practical expertise.\nExperience in customer-facing consulting and regulated enterprise environments.\nHere at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.\nAtos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment.\nLet’s grow together.","description_format":"text","description_chars":3363,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Managed Security","IT Consulting & Digital Transformation","Systems Integrators","High-Performance Computing"],"lifecycle":[{"event":"open","at":"2026-11-06T18:18:57Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":26,"reasons":["conf:2","velocity","win:early","comp:brand"],"computed_at":"2026-11-09T06:03:00Z"},"pay":null,"html_url":"https://alion.io/job/atos-security-engineer-3","json_url":"https://alion.io/job/atos-security-engineer-3.json","meta":{"generated_at":"2026-11-09T11:56:19Z","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":14434,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-10T00:00:00Z"}},"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":3006},"rest":"https://alion.io/mcp/rest/get_company?id=3006"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fatos-security-engineer-3"},{"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%2Fatos-security-engineer-3"},{"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%2Fatos-security-engineer-3"},{"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/atos-security-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fatos-security-engineer-3"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3881619}},{"tool":"search_jobs","arguments":{"company":"atos.net","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3881619},"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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