{"id":3017995,"url":"https://alion.io/job/dristeem-infrastructure-engineer","title":"Infrastructure Engineer","company":{"id":4422672,"name":"Dristeem","domain":"dristeem.com","url":"https://alion.io/company/dristeem","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"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":["Madison, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":94000,"max_usd":179000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1716},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"Service Desk","optional":false},{"name":"TCP/IP","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows Server","optional":false},{"name":"ITSM","optional":true}],"status":"live","first_seen_at":"2026-10-21T17:06:04Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-24T09:39:33Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Overview\nMadison Air and AprilAire are adding to our team due to a recent promotion!\nMadison Air is a leader in indoor air quality, bringing together innovative companies focused on creating healthier indoor environments. As part of the Madison Air family, AprilAire and Research Products have helped families and businesses breathe healthier air for more than 70 years.\nWe are seeking an experienced and highly motivated Infrastructure Engineer to join our Unified IT Operations team. This role reports through Madison Air's corporate IT organization and is dedicated to supporting the technology infrastructure that powers Aprilaire and Research Products' operations. Based onsite in our Madison area facilities, you'll work closely with local business teams while leveraging the resources, expertise, and career opportunities that come with being part of the broader Madison Air organization.\nIn this role, you will be responsible for maintaining and optimizing enterprise infrastructure and core systems that support business operations. As a member of the Unified IT Operations team, you will help drive enterprise alignment through shared standards, secure operating practices, and reliable service delivery.\nResponsibilities\nThe Infrastructure Engineer is responsible for the health, security, stability, and continuous improvement of enterprise systems and infrastructure services. This role serves as a technical lead for core platforms, supports operational excellence through standards and partners with cross-functional teams to deliver reliable technology solutions that align with business and security requirements.\nCore Responsibilities\nImplement, administer, and support enterprise server, storage, virtualization, and cloud infrastructure platforms.\nManage and maintain Windows Server environments, directory services, DNS, DHCP, Group Policy, file services, and core infrastructure components.\nSupport Microsoft 365 initiatives and Azure Entra ID, access controls and hybrid integration.\nAdminister endpoint management platforms such as Microsoft Intune and Autopilot to support secure device provisioning, configuration, compliance, and lifecycle management.\nManage virtualization platforms and compute environments in VMware or Hyper-V, to ensure availability, performance, and resiliency.\nMonitor health of infrastructure, review alerts, troubleshoot incidents, perform root cause analysis, and coordinate remediation for complex technical issues.\nPlan and execute system upgrades, patching, maintenance activities, and technology refresh initiatives in accordance with change and security standards.\nPartner with cybersecurity teams to implement system hardening, vulnerability remediation, secure configuration baselines, and audit readiness practices.\nCreate and maintain technical documentation, standards, procedures, diagrams, and support knowledge for systems and operational processes.\nCollaborate with service desk, networking, cybersecurity, application, and business teams to support project execution and resolve escalated issues.\nParticipate in after-hours maintenance, scheduled on-call rotation, and occasional travel as required to support sites, infrastructure changes, and critical incidents.\nQualifications\nRequired Skills & Qualifications\nBachelor’s degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent combination of education and experience.\n5+ years of progressive experience in systems administration, infrastructure engineering, or IT operations in an enterprise environment.\nExperience supporting Windows Server, Active Directory, Microsoft Entra ID, Microsoft 365 administration, and core infrastructure services.\nHands-on experience with endpoint management technologies such as Microsoft Intune, Autopilot, and enterprise device configuration management.\nExperience with virtualization technologies, server hardware, storage platforms, and infrastructure lifecycle management.\nWorking knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, VPN connectivity, switching concepts, and infrastructure dependencies.\nStrong documentation, communication, prioritization, and stakeholder support skills.\nPreferred Skills & Qualifications\nExperience supporting hybrid infrastructure environments across multiple locations or business units.\nFamiliarity with monitoring, RMM, and ITSM platforms used for alerting, ticket management, and operational reporting.\nExperience participating in infrastructure projects, site deployments, platform modernization, and standards development.","description_format":"text","description_chars":4580,"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":["Manufacturing","Senior Living & Assisted Living","Higher Education"],"lifecycle":[{"event":"open","at":"2026-10-21T17:06:04Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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