{"id":1954876,"url":"https://alion.io/job/thales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation","title":"Offensive Security Engineer (Penetration Testing | Red Team | Adversary Simulation)","company":{"id":143,"name":"Thales Group","domain":"thalesgroup.com","url":"https://alion.io/company/thales","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":91,"open_postings":48,"ghost_share":0,"stale_share":0.354,"repost_share":0,"time_to_fill_p50_days":52,"computed_at":"2026-10-21T05:46:15Z"}},"role":"Security","role_family":"Security","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Portugal"],"countries":["PT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":29000,"max_usd":68000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":774},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false}],"status":"live","first_seen_at":"2026-10-06T11:55:47Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-21T07:01:45Z","board_verified":true,"closed_at":null,"days_open":14,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":14},"description":"Location: Leca do Balio, PortugalAbout the Role\nWe are looking for a skilled Penetration Tester to support offensive security assessments and incident response activities across enterprise environments.\nIn this role, you will identify vulnerabilities, simulate real-world attack scenarios, and collaborate closely with DFIR, SOC, and security operations teams. The position combines advanced penetration testing with hands-on support during cyber incidents, threat investigations, and continuous security improvement initiatives.\nKey Responsibilities\nConduct web, network, cloud, and Active Directory penetration tests using modern offensive security techniques and tools.\n\nSupport incident response engagements, including forensic analysis, threat hunting, containment validation, and attacker activity reconstruction.\n\nPrepare detailed technical reports and executive summaries with clear, actionable remediation recommendations.\n\nCollaborate with blue team, DFIR, SOC, and security engineering teams to improve detection capabilities and validate security controls.\n\nContribute to strengthening the organization’s cyber resilience through proactive testing and technical analysis.\n\nRequirements\nMinimum 3 years of experience in penetration testing or offensive security roles.\n\nStrong hands-on experience in:\nWeb and API security testing\n\nNetwork and infrastructure assessments\n\nCloud security testing\n\nActive Directory security\n\nExperience supporting or collaborating with incident response (DFIR) teams.\n\nAbility to communicate technical findings clearly to both technical and non-technical stakeholders.\n\nPortuguese (C1) and English (C1) proficiency.\n\nAvailability for medium travel.\n\nPreferred Qualifications\nOffensive Security certifications:\nOSCP, OSEP, OSWE\n\nSANS certifications:\nGPEN, GCFA\n\nExperience in:\nThreat hunting and forensic analysis\n\nSecurity validation and purple teaming\n\nAttack simulation and adversary techniques\n\nWhat We Offer\nCompetitive compensation package and benefits.\n\nOpportunity to work on advanced offensive security and incident response projects.\n\nContinuous training and access to certifications and learning programs.\n\nCollaborative environment with SOC, DFIR, and Threat Intelligence teams.\n\nHybrid/office flexibility (depending on local policy) and international exposure.\n\nYOUR CAREER AT THALES\nFuture opportunities will allow you to discover other domains or sites. You will be able to evolve and grow your competences in different areas:\nRoom and attention to personal development\nBuild your talents in another domain of Thales Group, discovering new products, new customers, new country or go to a more complex Solution\nChoose between a technical expertise or a leadership path\nBuild an international career within a leading Engineering Group","description_format":"text","description_chars":2787,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Portuguese","level":"Advanced (C1)","optional":false},{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Portugal","iso":"PT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Penetration Testing","Information Security","Application Security","Vulnerability Management"],"lifecycle":[{"event":"open","at":"2026-10-06T11:55:47Z"}],"visa":[],"liveness":{"score":89,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.894,"p_room":1,"age_days":14,"expected_fill_days":52,"reasons":["conf:0","velocity","win:early","comp:brand"],"computed_at":"2026-10-21T05:46:15Z"},"pay":null,"html_url":"https://alion.io/job/thales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation","json_url":"https://alion.io/job/thales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation.json","meta":{"generated_at":"2026-10-21T08:13:43Z","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":11687,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":143},"rest":"https://alion.io/mcp/rest/get_company?id=143"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fthales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation"},{"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%2Fthales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation"},{"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%2Fthales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation"},{"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/thales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fthales-group-offensive-security-engineer-penetration-testing-red-team-adversary-simulation"}]}