{"id":1696942,"url":"https://alion.io/job/hudson-manpower-sr-network-ot-engineer","title":"Sr Network OT Engineer","company":{"id":678128,"name":"Hudson Manpower","domain":"hudsonmanpower.com","url":"https://alion.io/company/hudsonmanpower","size_band":"1001-5000","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":{"grade":"A","score":93,"open_postings":90,"ghost_share":0,"stale_share":0.067,"repost_share":0.011,"time_to_fill_p50_days":184,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Networking","role_family":"Networking","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":["Indianapolis, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":55,"max":60,"currency":"USD","period":"hour","gross":null,"usd_annual":120000},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-01T20:54:11Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-13T00:08:44Z","board_verified":true,"closed_at":null,"days_open":11,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":11},"description":"Job Description\nWe are seeking a highly skilled Sr OT Network Engineer to support the design, deployment, and ongoing reliability of Operational Technology (OT) network infrastructure in a manufacturing environment.\nThis onsite role will serve as a key technical resource and liaison between IT and plant engineering teams, ensuring OT network solutions are delivered securely, efficiently, and with minimal unplanned downtime.\nThe ideal candidate will have strong OT and enterprise networking experience, hands-on experience in manufacturing environments, and the ability to collaborate effectively with both technical and non-technical stakeholders.\nRoles & Responsibilities\nServe as the onsite network engineer for OT-related initiatives.\n\nLead the deployment and adoption of OT network infrastructure.\n\nDesign and implement secure, resilient network architectures for industrial and manufacturing environments.\n\nIncorporate OT cybersecurity requirements into network solutions, including network segmentation, IDMZ, and access control.\n\nProvide escalation support for network incidents and coordinate issue resolution with internal teams and vendors.\n\nSupport network standards, implementation practices, and documentation for OT environments.\n\nMentor and train local IT support teams and operational staff on OT networking fundamentals and troubleshooting.\n\nContribute to project planning, cutovers, maintenance activities, and operational readiness.\n\nCollaborate with stakeholders to translate business and production requirements into effective network solutions.\n\nResolve technical support incidents and service requests in accordance with applicable SLAs.\n\nTechnical Skills\nCandidates should have experience with a broad range of enterprise and OT networking technologies, including:\nEnterprise LAN/WAN networks\n\nOT / Industrial network environments\n\nNetwork segmentation and secure network design\n\nIDMZ architecture\n\nFirewalls and secure connectivity\n\nVLANs, routing, switching, and network redundancy\n\nNetwork monitoring and troubleshooting\n\nWireless networking in industrial/manufacturing environments\n\nHigh-availability network design\n\nPlant-floor, automation, and edge-connected systems\n\nIndustrial network connectivity and protocols\n\nRequired Qualifications\n10+ years of progressive network engineering experience.\n\nExperience supporting OT, industrial, or manufacturing network environments.\n\nStrong knowledge of enterprise networking and secure network design.\n\nDemonstrated ability to collaborate across IT and plant teams.\n\nExperience troubleshooting complex network issues in high-availability environments.\n\nStrong communication and interpersonal skills with technical and non-technical stakeholders.\n\nExperience supporting deployments, maintenance windows, cutovers, and operational support activities.\n\nAbility to train and mentor support personnel and operational teams.\n\nStrong ownership mindset with the ability to drive tasks through completion.\n\nRequirements\nJob Description\nWe are seeking a highly skilled Sr OT Network Engineer to support the design, deployment, and ongoing reliability of Operational Technology (OT) network infrastructure in a manufacturing environment.\nThis onsite role will serve as a key technical resource and liaison between IT and plant engineering teams, ensuring OT network solutions are delivered securely, efficiently, and with minimal unplanned downtime.\nThe ideal candidate will have strong OT and enterprise networking experience, hands-on experience in manufacturing environments, and the ability to collaborate effectively with both technical and non-technical stakeholders.\nRoles & Responsibilities\nServe as the onsite network engineer for OT-related initiatives.\n\nLead the deployment and adoption of OT network infrastructure.\n\nDesign and implement secure, resilient network architectures for industrial and manufacturing environments.\n\nIncorporate OT cybersecurity requirements into network solutions, including network segmentation, IDMZ, and access control.\n\nProvide escalation support for network incidents and coordinate issue resolution with internal teams and vendors.\n\nSupport network standards, implementation practices, and documentation for OT environments.\n\nMentor and train local IT support teams and operational staff on OT networking fundamentals and troubleshooting.\n\nContribute to project planning, cutovers, maintenance activities, and operational readiness.\n\nCollaborate with stakeholders to translate business and production requirements into effective network solutions.\n\nResolve technical support incidents and service requests in accordance with applicable SLAs.\n\nTechnical Skills\nCandidates should have experience with a broad range of enterprise and OT networking technologies, including:\nEnterprise LAN/WAN networks\n\nOT / Industrial network environments\n\nNetwork segmentation and secure network design\n\nIDMZ architecture\n\nFirewalls and secure connectivity\n\nVLANs, routing, switching, and network redundancy\n\nNetwork monitoring and troubleshooting\n\nWireless networking in industrial/manufacturing environments\n\nHigh-availability network design\n\nPlant-floor, automation, and edge-connected systems\n\nIndustrial network connectivity and protocols\n\nRequired Qualifications\n10+ years of progressive network engineering experience.\n\nExperience supporting OT, industrial, or manufacturing network environments.\n\nStrong knowledge of enterprise networking and secure network design.\n\nDemonstrated ability to collaborate across IT and plant teams.\n\nExperience troubleshooting complex network issues in high-availability environments.\n\nStrong communication and interpersonal skills with technical and non-technical stakeholders.\n\nExperience supporting deployments, maintenance windows, cutovers, and operational support activities.\n\nAbility to train and mentor support personnel and operational teams.\n\nStrong ownership mindset with the ability to drive tasks through 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