{"id":2832104,"url":"https://alion.io/job/mckesson-penetration-testing-engineer","title":"Penetration Testing Engineer","company":{"id":4393,"name":"McKesson","domain":"mckesson.com","url":"https://alion.io/company/mckesson","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"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":["Irving, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":103900,"max":173100,"currency":"USD","period":"year","gross":null,"usd_annual":173100},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Burp Suite","optional":false},{"name":"GCP","optional":false},{"name":"GraphQL","optional":false},{"name":"Human-in-the-Loop","optional":false},{"name":"Kali Linux","optional":false},{"name":"Linux","optional":false},{"name":"Metasploit","optional":false},{"name":"Nmap","optional":false},{"name":"Nuclei","optional":false},{"name":"Postman","optional":false},{"name":"Rest API","optional":false},{"name":"Threat Modeling","optional":false},{"name":"CI/CD","optional":true},{"name":"Gmail","optional":true},{"name":"LLM","optional":true},{"name":"OWASP Top 10","optional":true},{"name":"Red Teaming","optional":true}],"status":"live","first_seen_at":"2026-10-13T00:00:00Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-21T23:12:07Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care.\nWhat you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you.\nThe McKesson Pentest Team is seeking a Penetration Testing Engineer to help support and scale McKesson's Continuous Adversarial Testing (CART) program and strengthen the security posture of our enterprise application ecosystem. This role provides technical support for offensive security programs, focusing on AI-enabled security testing, web application penetration testing, cloud security assessments, vulnerability validation, and adversarial testing across large-scale application portfolios.\nThe individual in this role will partner with a pentest lead, engineering, product, cloud, and security teams to identify complex attack paths, validate threats, and drive remediation efforts that reduce business risk. The position will play a key role in executing autonomous security testing capabilities, integrating CART outputs into security operations, and advancing McKesson's offensive security assessments. This role will also help shape the future direction of AI-assisted security testing, automation, and modern offensive security methodologies across the enterprise.\nThis is a hands-on technical role for someone who can support the development of a new security program while also performing advanced technical testing, validating AI-generated findings, solving operational challenges, and supporting the long-term direction of McKesson’s offensive security capabilities.\nWhat You'll Do\nWork closely with a Lead Pentest Engineer to Implement McKesson’s Continuous Adversarial Testing program across large application portfolios.\nSupport and help shape the first iteration of the CART operating model.\nExecute and refine repeatable onboarding processes covering application context, test accounts, authentication, authorization roles, test data, rate limits, WAF coordination, exclusions, maintenance windows, and emergency stop procedures.\nPerform human-in-the-loop reviewing, reproducing, validating, prioritizing, and communicating findings generated by autonomous testing platforms.\nSupport the execution of continuous AI assisted penetration tests across high-priority enterprise web applications, including application onboarding, test orchestration, execution oversight, findings validation, and remediation coordination.\nImplement integrations between CART platforms and vulnerability management, engineering, reporting, and remediation workflows.\nConduct AI-enabled web application, API, and cloud security assessments across enterprise environments.\nPerform penetration testing, adversarial assessments, and vulnerability validation activities against internally developed and third-party applications.\nEvaluate emerging autonomous security testing capabilities and recommend changes to CART strategy, tooling, and service delivery.\nContribute to program documentation including; playbooks, runbooks, technical standards, training materials.\nLeverage automation and AI-assisted security tooling to scale testing coverage and improve assessment efficiency.\nIdentify and validate complex attack paths involving authentication weaknesses, authorization flaws, business logic vulnerabilities, and multi-stage exploitation scenarios.\nEvaluate REST APIs, GraphQL APIs, cloud-native architectures, and modern authentication technologies.\nPartner with engineering teams to explain findings, prioritize remediation efforts, and validate fixes through retesting.\nDevelop and maintain testing methodologies, automation workflows, and security assessment procedures.\nContribute to incident investigations, threat modeling activities, and continuous security improvement initiatives.\nBasic Requirements\n4+ years of cybersecurity, application security, penetration testing, offensive security, or related experience.\nBachelor's degree or equivalent combination of education and experience.\nExperience performing web application and API penetration testing.\nExperience validating security vulnerabilities, assessing exploitability, and distinguishing actionable findings from false positives.\nExperience assessing enterprise applications utilizing REST APIs, GraphQL APIs, authentication systems, and cloud-native technologies.\nWorking knowledge of AWS, Azure, or Google Cloud Platform (GCP) security concepts.\nExperience documenting technical findings and communicating remediation guidance to engineering teams.\nHands-on experience with Burp Suite Professional, Nuclei, Nmap, Metasploit, Postman, and Kali Linux tools.\nPreferred Skills/Experience\nExperience leveraging AI-assisted security tools and security automation platforms.\nExperience implementing, operating, or scaling continuous security testing, attack simulation, breach and attack simulation, or automated offensive security capabilities.\nExperience evaluating, validating, and triaging findings from automated or AI-assisted security testing platforms.\nExperience assessing AI-enabled applications, agent-based systems, LLM integrations, or AI security risks.\nFamiliarity with DevSecOps, CI/CD security controls, and secure software development practices.\nKnowledge of OWASP Top 10, API Security Top 10, threat modeling, and secure design principles.\nExperience conducting red team, adversarial simulation, or attack path validation exercises.\nKnowledge of cloud security architecture and containerized environments.\nExperience performing cloud security assessments in AWS, Azure, and GCP environments.\nExperience creating custom security testing scripts and automation workflows.\nExperience developing proof-of-concept exploits and adversary emulation scenarios.\nFamiliarity with security control validation and compliance frameworks.\nExperience mentoring engineers and contributing to security program maturity.\nExperience supporting regulated industries such as healthcare, finance, or other highly regulated environments.\nRelevant certifications such as OSCP, OSWE, OSWA, OSAI, HTB CWES, HTB CWEE, OSEP, GPEN, GWAPT or equivalent.\nTravel / Work Environment / Physical Requirements\nLimited travel may be required based on business needs.\nHyrbid, two days a week in the office.\nWe are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations.In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson, please click here.\nOur Base Pay Range for this position\n$103,900 - $173,100McKesson has become aware of online recruiting-related scams in which individuals who are not affiliated with or authorized by McKesson are using McKesson’s (or affiliated entities, like CoverMyMeds or RxCrossroads) name in fraudulent emails, job postings or social media messages. In light of these scams, please bear the following in mind:\nMcKesson Talent Advisors will never solicit money or credit card information in connection with a McKesson job application.\nMcKesson Talent Advisors do not communicate with candidates via online chatrooms or using email accounts such as Gmail or Hotmail. Note that McKesson does rely on a virtual assistant (Gia) for certain recruiting-related communications with candidates.\nMcKesson job postings are posted on our career site: careers.mckesson.com.\nMcKesson is an Equal Opportunity Employer\nMcKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.\nMcKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States)  or (Canada) . Resumes or CVs submitted to this email box will not be accepted.\nJoin us at McKesson!","description_format":"text","description_chars":9023,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Penetration Testing","Information Security","Application Security","Vulnerability Management"],"lifecycle":[{"event":"open","at":"2026-10-19T03:39:23Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 107 · green card filings: 37","filings_12m":107,"filings_prev_12m":142,"green_card_filings_12m":37,"median_offered_wage_usd":152361,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":17}],"liveness":{"score":77,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.854,"p_room":0.9,"age_days":8,"expected_fill_days":20,"reasons":["conf:1","velocity","win:mid","comp:brand"],"computed_at":"2026-10-21T05:46:15Z"},"pay":{"stated_usd_annual":173100,"is_top_pay":true},"html_url":"https://alion.io/job/mckesson-penetration-testing-engineer","json_url":"https://alion.io/job/mckesson-penetration-testing-engineer.json","meta":{"generated_at":"2026-10-22T03:11:08Z","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":2874,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":4393},"rest":"https://alion.io/mcp/rest/get_company?id=4393"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmckesson-penetration-testing-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%2Fmckesson-penetration-testing-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%2Fmckesson-penetration-testing-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/mckesson-penetration-testing-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmckesson-penetration-testing-engineer"}]}