{"id":3481610,"url":"https://alion.io/job/abb-senior-field-service-engineer-cybersecurity-cheonan","title":"Senior Field Service Engineer – Cybersecurity, Cheonan","company":{"id":44977,"name":"ABB","domain":"abb.com","url":"https://alion.io/company/abb","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":92,"open_postings":237,"ghost_share":0,"stale_share":0.511,"repost_share":0,"time_to_fill_p50_days":21,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Field & Service","role_family":"Field & Service","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Cheonan, South Korea"],"countries":["KR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":43000,"max_usd":103000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":5018},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"SIEM","optional":false}],"status":"live","first_seen_at":"2026-10-29T20:19:04Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-03T06:46:55Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"At ABB, we help industries run leaner and cleaner-and every person here makes that happen. You’ll be empowered to lead, supported to grow, and proud of the impact we create together. Join us and help run what runs the world.\nThis position reports to:\nEngineering Manager - Power & Water (부장)__\nIn this role, you will have the opportunity to execute service work of medium to high complexity as per work instructions and ABB guidelines. Each day, you will deliver excellent customer service to satisfy customers. You will also showcase your expertise by working with customer to identify opportunities in the installed base, to improve system performance and operational performance.\nThe work model for the role is: Onsite #LI-onsite\nThis role is contributing to the Energy Industries division within Automation Business, focusing on the cybersecurity solutions for Distributed Control System (DCS) environments based in Cheonan, South Korea.\nYou will design and implementDesign and implement integrated cybersecurity solutions for Distributed Control System (DCS) environments with medium to high complexity.\nThe role involves architecting and deploying comprehensive security systems utilizing technologies such as WSUS, NAC, NAS, SIEM, FIREWALL/UTM, and patch management technologies to protect critical industrial infrastructure.\nYou will be mainly accountable for:\nContributing to customer satisfaction by planning and executing service work as per customer order and expectations.\nEnsuring customer retention by delivering superior customer experience and effectively communicating service work timeline and expectations.\nTaking actions to identify new service business opportunities for ABB, in close cooperation with customer and other ABB teams.\nCoaching technicians and engineers and supervising complex site activities.\nDesigning and specifying integrated DCS cybersecurity solutions, including security architecture, frameworks, and technology selection aligned with standards such as IEC 62443 and NIST.\nImplementing and integrating cybersecurity systems (e.g., WSUS, NAC, NAS, SIEM, firewall/UTM), including system hardening, secure configuration, and HMI upgrades.\nManaging patching strategies and secure access in OT environments, ensuring system availability while supporting vulnerability management and threat detection activities.\nSupporting end-to-end deployment, testing, and commissioning of security solutions, and preparing technical documentation and design artifacts.\nQualifications for the role\nMinimum 7 years of experience in DCS security engineering, cybersecurity, or related industrial automation security roles.\nSolid knowledge of DCS security platforms and hands-on experience such as WSUS, NAC, NAS, SIEM, FIREWALL /UTM, and network security.\nStrong background in industrial cybersecurity standards (e.g., IEC 62443, NIST Cybersecurity Framework), experience in network and security design for power plants (e.g., KDHC) is preferred.\nProven experience in system integration, threat assessment, security architecture design, vendor management, and DCS security hardening.\nPractical skills in network security, access control, encryption, vulnerability management, and incident response.\nProven leadership skills with collaborative, solution-focused approach and strong written and verbal communication abilities.\nBusiness-level proficiency in English (verbal and written) and fluency in Korean\nWillingness to travel frequently to domestic sites (over 60%).\nMore about us\nABB Energy Industries drives growth for customers while supporting safe, efficient and profitable operations with strong global execution capacity, extensive service footprint, and innovative digital leadership. Our DCS security solutions protect critical infrastructure and enable secure digital transformation. We look forward to receiving your application. Discover more about ABB at www.abb.com\nBuilding a cleaner, smarter future takes all kinds of minds: the curious, the courageous, and the creative. That's why we welcome people from all backgrounds and experiences.\nReady to make an impact?\nApply today or visit https://www.abb.com to learn more about the impact of our solutions across the globe.","description_format":"text","description_chars":4210,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Korean","level":"Advanced (C1)","optional":false},{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"South Korea","iso":"KR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Information Security","Power Grid","Industrial Robotics"],"lifecycle":[{"event":"open","at":"2026-10-29T20:19:04Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":21,"reasons":["conf:1","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/abb-senior-field-service-engineer-cybersecurity-cheonan","json_url":"https://alion.io/job/abb-senior-field-service-engineer-cybersecurity-cheonan.json","meta":{"generated_at":"2026-11-03T07:44:47Z","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":11061,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":44977},"rest":"https://alion.io/mcp/rest/get_company?id=44977"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fabb-senior-field-service-engineer-cybersecurity-cheonan"},{"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%2Fabb-senior-field-service-engineer-cybersecurity-cheonan"},{"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%2Fabb-senior-field-service-engineer-cybersecurity-cheonan"},{"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/abb-senior-field-service-engineer-cybersecurity-cheonan\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fabb-senior-field-service-engineer-cybersecurity-cheonan"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3481610}},{"tool":"search_jobs","arguments":{"company":"abb.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3481610},"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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