{"id":2789252,"url":"https://alion.io/job/palo-alto-networks-linux-internals-software-engineer-cortex","title":"Linux Internals Software Engineer (Cortex)","company":{"id":13263,"name":"Palo Alto Networks","domain":"paloaltonetworks.com","url":"https://alion.io/company/paloaltontwks","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tel Aviv, Israel"],"countries":["IL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":79000,"max_usd":234000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":6933},"experience_years_min":5,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Cortex XDR","optional":false},{"name":"Linux","optional":false},{"name":"Docker","optional":true},{"name":"Kubernetes","optional":true},{"name":"Ubuntu","optional":true}],"status":"live","first_seen_at":"2026-09-06T00:00:00Z","employer_posted_date":"2026-09-06","last_verified_at":"2026-10-18T02:20:25Z","board_verified":true,"closed_at":null,"days_open":42,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":42},"description":"Our Mission\nAt Palo Alto Networks®, we’re united by a shared mission-to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you’re in the right place.\nWho We Are\nIn order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values: Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real-world problems and ideating beside the best and the brightest, we invite you to join us!\nWe believe collaboration thrives in person. That’s why most of our teams work from the office full time, with flexibility when it’s needed. This model supports real-time problem-solving, stronger relationships, and the kind of precision that drives great outcomes.Job Summary\nJob Summary\nWe are looking for a Linux Internals Software Engineer for our Tel Aviv R&D center. You will be part of a team that designs and develops the Linux internals components of our revolutionary endpoint security product for the Linux platform\nMore information about Cortex XDR product can be found here.\nKey Responsibilities\nDesign and implement innovative capabilities for a market-leading product, deployed on a range of platforms from bare-metal to the cloud.\n\nDevelop critical components in the Linux internals parts of the product, including user and kernel-mode OS-related infrastructures in both C and C++.\n\nUtilize cutting-edge Linux technologies for real-time event collection, anti-malware, anti-exploitation, and network filtering.\n\nLead features by collaborating and coordinating with other development and QA teams to ensure alignment on shared objectives.\n\nUphold and contribute to a team culture that values software development best practices and high standards for quality.\n\nQualifications\nRequired Qualifications\nBachelor's degree or equivalent military experience.\n\nAt least 5 years of experience in Linux system-level programming.\n\nExtensive knowledge of Linux internals, or Linux 'under the hood'.\n\nVery strong system-programming skills in C++.\n\nStrong debugging skills with various tools on different Linux platforms.\n\nProven experience with multi-threaded application development.\n\nPreferred Qualifications\nLinux kernel programming experience.\n\nExperience with containers, Docker, or Kubernetes.\n\nFamiliarity with multiple Linux distributions (e.g., RHEL, Ubuntu).\n\nExperience with software security and/or Linux Security modules (e.g., SecureBoot, SELinux, AppArmor).\n\nOur Commitment\nWe’re trailblazers that dream big, take risks, and challenge cybersecurity’s status quo. It’s simple: we can’t accomplish our mission without diverse teams innovating, together.\nWe are committed to providing reasonable accommodations for all qualified individuals with a disability. If you require assistance or accommodation due to a disability or special need, please contact us at .\nPalo Alto Networks is an equal opportunity employer. We celebrate diversity in our workplace, and all qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or other legally protected characteristics.\nAll your information will be kept confidential according to EEO guidelines.\nIs role eligible for Immigration Sponsorship? No. Please note that we will not sponsor applicants for work visas for this position.","description_format":"text","description_chars":4088,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cloud Security","Threat Intelligence","Endpoint Security","Security Operations"],"lifecycle":[{"event":"open","at":"2026-10-17T18:26:45Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.579,"p_room":0.28,"age_days":42,"expected_fill_days":19,"reasons":["conf:0","win:tail","crowd:brand"],"computed_at":"2026-10-18T02:24:43Z"},"pay":null,"html_url":"https://alion.io/job/palo-alto-networks-linux-internals-software-engineer-cortex","json_url":"https://alion.io/job/palo-alto-networks-linux-internals-software-engineer-cortex.json","meta":{"generated_at":"2026-10-18T02:24:43Z","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":3915,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":13263},"rest":"https://alion.io/mcp/rest/get_company?id=13263"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpalo-alto-networks-linux-internals-software-engineer-cortex"},{"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%2Fpalo-alto-networks-linux-internals-software-engineer-cortex"},{"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%2Fpalo-alto-networks-linux-internals-software-engineer-cortex"},{"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/palo-alto-networks-linux-internals-software-engineer-cortex\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpalo-alto-networks-linux-internals-software-engineer-cortex"}]}