{"id":1631702,"url":"https://alion.io/job/inframark-ot-infrastructure-engineer","title":"OT Infrastructure Engineer","company":{"id":2568462,"name":"Inframark","domain":"inframark.com","url":"https://alion.io/company/inframark","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Dayforce","truth_index":{"grade":"B","score":75,"open_postings":16,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-10-06T05:45:30Z"}},"role":"DevOps","role_family":"DevOps","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":["Johnson City, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":89000,"max_usd":174000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1307},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"BeyondTrust","optional":false},{"name":"Defense in Depth","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"MS SQL","optional":false},{"name":"MySQL","optional":false},{"name":"NIST CSF","optional":false},{"name":"PostgreSQL","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-21T05:00:00Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-06T21:11:51Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"OPERATIONAL TECHNOLOGY INFRASTRUCTURE ENGINEER\n\nJOB FUNCTION/ PURPOSE\n\nThe OT Infrastructure Engineer serves as a hands on technical resource responsible for the design, deployment, administration, support, and standardization of secure Operational Technology (OT) infrastructure environments supporting water, wastewater, and other critical infrastructure systems. This role works closely with project teams, field personnel, customers, and cybersecurity resources to deliver reliable OT systems that support utility and industrial operations. Responsibilities include Windows server and workstation administration, industrial network design, firewall configuration, remote access technologies, virtualization platforms, SCADA, HMI, PLC, and operational technology system connectivity, cybersecurity hardening, communications infrastructure, and lifecycle management\n\nRESPONSIBILITIES\nInstall, configure, maintain, patch, upgrade, and secure Windows Server and Workstation operating systems supporting OT environments.\nConfigure and support Microsoft Active Directory, DNS, DHCP, Group Policy, and related infrastructure services.\nInstall, configure, and support virtualization platforms including VMware ESXi, vSphere, and Hyper-V.\nDesign, deploy, support, and troubleshoot industrial network infrastructure, including switching, routing, firewalls, VPNs, wireless, and cellular communications.\nDesign, deploy, support, and migrate secure remote access solutions, including IPsec VPN technologies, BeyondTrust, and approved remote connectivity platforms\nSupport SCADA, HMI, PLC, alarming, telemetry, and operational technology system communications and connectivity.\nConfigure and support remote site communications technologies, including cellular modems, Sierra Wireless devices, enterprise text messaging services, and associated connectivity platforms.\nProvide technical input for infrastructure design, hardware selection, project estimates, and customer solutions.\nEvaluate and implement technologies that improve system reliability, maintainability, operational performance, and cybersecurity.\nDevelop and maintain network diagrams, configuration standards, installation documentation, and support procedures.\nImplement and support cybersecurity controls including system hardening, vulnerability remediation, endpoint protection, certificate management, and secure remote access technologies.\nProvide remote and onsite support for customer OT infrastructure environments.\nSupport startup, commissioning, warranty, managed services, and incident response activities.\nPerform troubleshooting and root cause analysis for infrastructure, communications, and system issues.\nTrain customers, operators, and internal personnel on supported technologies, support processes, and security best practices.\nSupport server, workstation, networking, firewall, and remote access standardization efforts across customer environments.\nEDUCATION and EXPERIENCE\nBachelor's degree in Information Technology, Cybersecurity, Computer Science, Engineering, or a related field preferred; equivalent experience may be considered.\n5+ years of experience supporting information technology, operational technology, industrial network, or utility environments.\nExperience deploying, administering, and supporting server, workstation, network, and virtualization technologies.\nExperience supporting customer facing projects, field deployments, and operational support activities.\nWater, wastewater, industrial, SCADA, or critical infrastructure experience preferred.\nKNOWLEDGE, SKILLS, and ABILITIES\nStrong knowledge of Windows Server, Windows Workstation, Active Directory, DNS, DHCP, Group Policy, patch management, system hardening, and Microsoft infrastructure services.\nStrong knowledge of virtualization, backup, and recovery technologies, including VMware ESXi, vSphere, Hyper-V, Veeam, Synology, and related infrastructure platforms.\nStrong understanding of industrial and enterprise networking concepts including routing, switching, VLANs, VPNs, firewall policies, wireless networking, cellular communications, network security, and secure remote access technologies.\nWorking knowledge of industrial networking and security platforms, including Fortinet Firewalls, FortiSwitch, FortiAP, FortiExtender, FortiSIEM, FortiNAC, Cisco, Allen-Bradley Stratix, Hirschmann, Siemens, and similar technologies.\nAbility to design, deploy, maintain, support, and troubleshoot industrial network infrastructure, remote access solutions, firewall architectures, and secure connectivity environments.\nWorking knowledge of operational technology (OT), SCADA, HMI, PLC, industrial automation systems, industrial communications, telemetry systems, alarming platforms, remote access technologies, and remote site connectivity solutions.\nUnderstanding of OT cybersecurity principles, including system hardening, vulnerability remediation, endpoint protection, certificate management, network segmentation, secure remote access, and defense-in-depth architectures.\nWorking knowledge of cybersecurity frameworks and industry best practices applicable to utility and industrial environments, including NIST CSF, ISA/IEC 62443, AWWA guidance, and EPA cybersecurity recommendations.\nAbility to develop and maintain technical documentation, network diagrams, configuration standards, installation records, and operational procedures.\nStrong analytical, troubleshooting, and root cause analysis skills across servers, workstations, network infrastructure, virtualization platforms, communications systems, and OT environments.\nAbility to support customer-facing projects, managed services, field operations, and utility infrastructure environments.\nAbility to support startup, commissioning, maintenance, incident response, and operational activities in utility and industrial environments.\nStrong verbal and written communication skills with the ability to effectively interact with customers, vendors, project teams, and operational personnel.\nAbility to manage multiple priorities and projects while working independently and collaboratively across technical and operational teams.\nIndustry certifications such as Microsoft Windows Server Administrator, Microsoft Azure Administrator, Fortinet NSE, Cisco CCNA/CCNP, VMware VCP, ISA/IEC 62443 Cybersecurity Certificate, CompTIA Network+, CompTIA Security+, CISSP, Rockwell Automation, Siemens, Hirschmann, or equivalent technical certifications are preferred.\nFamiliarity with operational support platforms and services including Microsoft 365, Rackspace, enterprise messaging services, and communication technologies used for SCADA alarm and operational notification systems.\nFamiliarity with database technologies commonly used in OT environments, including Microsoft SQL Server, MySQL, PostgreSQL, and related platforms.\n\nPHYSICAL DEMANDS\nAbility to sit, stand, and work at a computer for extended periods.\nAbility to lift and move computer, networking, and related technology equipment as needed.\nAbility to travel to and work at customer facilities, including indoor and outdoor utility, industrial, and critical infrastructure environments.\nAbility to travel up to 25% to support customer projects, commissioning, troubleshooting, training, and operational support activities.\n\nReasonable accommodations may be made to enable individuals with disabilities to perform the essential job functions.\n\nAn Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.","description_format":"text","description_chars":7712,"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":["Information Security"],"lifecycle":[{"event":"open","at":"2026-10-01T21:23:29Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 1 · green card filings: 1","filings_12m":1,"filings_prev_12m":3,"green_card_filings_12m":1,"median_offered_wage_usd":75000,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+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":0}],"liveness":{"score":52,"band":"ok","label":"Likely open","p_open":1,"p_active":0.575,"p_room":0.9,"age_days":15,"expected_fill_days":30,"reasons":["conf:1","stale_co","win:mid","comp:brand"],"computed_at":"2026-10-06T05:45:30Z"},"pay":null,"html_url":"https://alion.io/job/inframark-ot-infrastructure-engineer","json_url":"https://alion.io/job/inframark-ot-infrastructure-engineer.json","meta":{"generated_at":"2026-10-06T23:18:05Z","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","counted_by":"address","units_charged":1,"used_today":4513,"day_limit":5000,"remaining_today":487,"minute_limit":60,"resets_at":"2026-10-07T00:00:00Z"}},"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":2568462},"rest":"https://alion.io/mcp/rest/get_company?id=2568462"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finframark-ot-infrastructure-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%2Finframark-ot-infrastructure-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%2Finframark-ot-infrastructure-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/inframark-ot-infrastructure-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finframark-ot-infrastructure-engineer"}]}