{"id":4066917,"url":"https://alion.io/job/johnson-controls-zero-trust-network-operations-engineer-2","title":"Zero Trust Network Operations Engineer","company":{"id":448321,"name":"Johnson Controls","domain":"johnsoncontrols.com","url":"https://alion.io/company/johnsoncontrols-3","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":479,"ghost_share":0,"stale_share":0.779,"repost_share":0.008,"time_to_fill_p50_days":33,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Networking","role_family":"Networking","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Prague, Czech Republic"],"countries":["CZ"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Akamai","optional":false},{"name":"Azure","optional":false},{"name":"FortiGate","optional":false},{"name":"GCP","optional":false},{"name":"ITIL","optional":false},{"name":"Python","optional":false},{"name":"ServiceNow","optional":false},{"name":"SIEM","optional":false},{"name":"Splunk","optional":false},{"name":"VPN","optional":false},{"name":"Zero Trust","optional":false},{"name":"Zscaler","optional":false}],"status":"live","first_seen_at":"2026-11-11T11:44:51Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T11:44:51Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"What you will do\nAs part of Johnson Controls’ global Network Security Operations function, this role is responsible for the day-to-day operation, monitoring, support, and lifecycle management of the enterprise network security infrastructure on Level 1 and 2.\nThe environment supports 1,000+ sites and 100,000+ users, including datacenters, manufacturing plants, sales offices, and customer contact centers. Technologies include Cisco, Fortinet, Zscaler, Silver Peak SD WAN, Akamai Guardicore, Tufin, Forescout NAC, Microsoft Azure, Google GCP, and related security platforms.\nHow you will do it\nOperational Support & Maintenance\nOperate and support enterprise network security platforms including firewalls, remote access, cloud security services, proxies, and NAC solutions.\nPerform daily monitoring, health checks, and troubleshooting of network security infrastructure.\nEnsure high availability and performance of security services across on-prem and cloud environments.\nIncident & Problem Management\nRespond to network security incidents and outages, including triage, containment, and recovery.\nWork with SOC, Network, Cloud, and Application teams during security events or service degradations.\nAnalyze logs and alerts using SIEM tools to support incident investigation.\nChange & Configuration Management\nImplement approved firewall rules, policy changes, VPN updates, and security configurations in production environments.\nExecute changes following ITIL and change management processes.\nValidate changes post-implementation and support rollback when required.\nLifecycle & Asset Management\nManage security infrastructure inventory and asset records in CMDB.\nTrack device lifecycle status, support contracts, renewals, and refresh readiness.\nCoordinate hardware/software maintenance, upgrades, and decommissioning activities.\nVendor & Service Provider Coordination\nWork with third-party vendors and managed service providers to resolve incidents and deliver operational tasks.\nSupport quote requests, order tracking, and delivery scheduling for security infrastructure.\nEnsure vendor work aligns with operational standards and security requirements.\nAutomation & Continuous Improvement\nIdentify opportunities to automate repetitive operational tasks related to firewall rules, monitoring, reporting, and configuration management.\nAssist with operational runbooks, standard operating procedures, and knowledge documentation.\nEnsure all network asset data is accurate and support contracts are in place.\nWhat we look for\nRequired\nHands-on operational experience supporting enterprise network security environments.\nStrong willingness to learn and continuously develop technical expertise.\nAvailability to provide regular support for the US market, including afternoon working hours to ensure business coverage.\nPreferred\nExperience operating on-prem and cloud security platforms (firewalls, VPNs, proxies, NAC).\nKnowledge of:Fortinet (FortiGate, FortiManager, FortiAnalyzer)\nNAC solutions (Forescout)\nZscaler (ZIA / ZPA) or similar cloud security services\nTufin (SecureTrack / SecureChange) for firewall operations\n\nExperience executing changes in production environments under formal change control.\nFamiliarity with SIEM tools (e.g., Splunk) for log review and incident support.\nUnderstanding of enterprise security concepts such as DMZs, WAF, DDoS protection, SSL inspection, and secure traffic flows.\nExperience working within ITIL-based operational processes (incident, change, problem).\nExposure to Zero Trust Network Architecture from an operational support perspective.\nServiceNow ticketing and CMDB experience.\nBasic scripting or automation experience (Python preferred).\nNetwork or security certifications such as (Cisco, Zscaler, Fortinet, Forescout, Guardicore, Tufin, CISSP, CEH, CISM or CISA certifications).\nAbout Us\nJohnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.\nFor more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.\nWe are committed to diversity and inclusion and believe that different perspectives make us stronger. 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