{"id":3544565,"url":"https://alion.io/job/sisco-jobs-ot-network-operations-engineer","title":"OT Network Operations Engineer","company":{"id":4490444,"name":"Sisco Jobs","domain":"siscojobs.com","url":"https://alion.io/company/sisco-jobs","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Zoho Recruit","truth_index":{"grade":"B","score":80,"open_postings":28,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":6,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Networking","role_family":"Networking","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Doha, Qatar"],"countries":["QA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"VLAN","optional":false},{"name":"Wireshark","optional":true}],"status":"live","first_seen_at":"2026-10-11T00:00:00Z","employer_posted_date":"2026-10-11","last_verified_at":"2026-11-02T15:43:11Z","board_verified":true,"closed_at":null,"days_open":22,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":22},"description":"We are Sisco Jobs, a recruitment consultancy based in Trichy, Tamil Nadu. We are hiring for the position of OT Network Operations Engineer in Qatar. The role focuses on maintaining operational technology (OT) network infrastructure, supporting reliable industrial connectivity, configuring and troubleshooting network equipment, and maintaining secure network communication. The ideal candidate should have strong technical knowledge of switches, routers, firewalls, VLANs, OT network segmentation, and packet-level troubleshooting. CCNA, CCNP, or equivalent networking certifications are preferred.Key\nResponsibilities Maintain OT network infrastructure to support reliable operational connectivity. Configure and troubleshoot network switches, routers, and firewalls. Diagnose and resolve connectivity failures, network latency, and communication protocol issues. Maintain network device configurations, VLAN assignments, and firewall access rules. Support secure OT network segmentation, demilitarized zones (DMZs), and remote access connectivity. Analyze network logs and packet captures to identify root causes of incidents. Monitor network performance and assist with preventive maintenance. Document network configurations, troubleshooting activities, and maintenance changes.\nRequired Skills Maintain reliable operational technology network connectivity Configure and troubleshoot switches, routers, interfaces, and routing Maintain access-control policies and troubleshoot traffic filtering Manage VLANs, network boundaries, and secure segmentation Investigate latency, packet loss, and protocol-related failures Preferred Skills CCNA, CCNP, or equivalent networking certification. Familiarity with industrial communication protocols and OT network environments. Experience with Wireshark, packet capture analysis, and network monitoring tools.\nWork Experience\nRequirements The posting does not specify a minimum number of years. A typical experience benchmark of 3-7 years in network operations, industrial networking, or infrastructure support may be considered for sourcing, subject to client confirmation. Experience supporting operational technology networks, firewall policies, and industrial connectivity would be relevant.\nEducation Minimum (typical): Diploma or bachelor's degree in Computer Science, Information Technology, Electronics, Telecommunications, or related engineering. Preferred: B.E./B.Tech in IT, ECE, Computer Science, or a related discipline. Additional\nCertifications: CCNA, CCNP, or equivalent - preferred in the source. 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