{"id":821487,"url":"https://alion.io/job/exegy-senior-network-engineer","title":"Senior Network Engineer","company":{"id":674378,"name":"Exegy","domain":"exegy.com","url":"https://alion.io/company/exegy","size_band":"201-500","is_staffing_agency":false,"is_intermediary":false,"ats_vendor":"Ashby","truth_index":null},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"hiring_geo_confidence":"structured","locations":["Belfast, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":61000,"max_usd":142000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":276},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"OSPF","optional":false},{"name":"VLAN","optional":false}],"status":"live","first_seen_at":"2026-08-17T15:35:08Z","employer_posted_date":"2026-08-17","last_verified_at":"2026-09-24T00:33:10Z","board_verified":true,"closed_at":null,"days_open":37,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":37},"description":"About Exegy\nExegy is a global leader in intelligent market data, advanced trading systems, and future-proof technology. Exegy serves as a trusted partner to the complete ecosystem of the buy-side, sell-side, exchanges, and financial services technology firms around the globe. Headquartered in St. Louis with regional offices in North America, the UK/Europe and Asia Pacific, Exegy has the global footprint to deliver world-class support and managed services to its customer base of elite financial market participants.\nJob Summary\nThe Senior Network Engineer will play a crucial role in supporting Exegy’s network infrastructure. This role involves network administration, device maintenance, and collaboration with vendors to ensure the smooth operation of network services. The ideal candidate should possess a strong technical background, extensive experience with network equipment and services, and the ability to work effectively in a fast-paced environment while contributing to project planning and execution.\nResponsibilities\nProvide day-to-day support & assistance to Exegy Network Engineering team on network issues across business critical Exegy Production, Corporate and Development networks\n\nPerform day-to-day network administration and maintain all network and security devices and systems to allow Exegy Network Engineering team to concentrate on design and execution of network management handover for SuperFeed, DMA and Metro products to relevant vendors\n\nWork with vendors providing network support to troubleshoot and resolve issues or roll out changes to hosted production environments\n\nWork with Exegy Network Engineers to plan and implement network changes to support business decisions\n\nOur Ideal Candidate Has:\nSolid technical background with 5+ years’ experience in a hosted services environment including infrastructure networks, hardware and telecommunications\n\nDegree in Computer Science, Software or Electronic Engineering or other related discipline\n\nStrong experience in installing, configuring and maintaining network services, equipment and devices\n\nProven experience with Juniper, Cisco, Arista switching\n\nExperience with Mellanox Infiband switches a plus\n\nMulticast experience desired\n\nExperience with RoCE a plus\n\nExperience with routing protocols including but not limited to BGP / OSPF\n\nGood understanding of subnetting, VLANs, VLAN tagging, NAT\n\nStrong experience configuring IPSec VPNs, GRE tunnelling\n\nDemonstrate good network security practices\n\nAbility to collaborate with stakeholders across a wide variety of teams in a fast-paced environment\n\nAbility to gather relevant information systematically to troubleshoot and resolve issues\n\nCapable of working effectively and efficiently in a team environment\n\nContribute to technical aspects of project delivery, planning and risk management\n\nEffective communication, interpersonal and organizational skills\n\nDatacenter experience including racking and patching of devices\n\nKnowledge and experience configuring and maintaining Fortinet, Checkpoint, Juniper SRX, and Cisco ASA firewalls","description_format":"text","description_chars":3077,"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":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Services","Capital Markets","Investment Banking"],"lifecycle":[{"event":"open","at":"2026-09-12T12:56:46Z"}],"liveness":{"score":61,"band":"ok","label":"Likely open","p_open":1,"p_active":0.81,"p_room":0.75,"age_days":36,"expected_fill_days":46,"reasons":["conf:9","win:late"],"computed_at":"2026-09-23T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/exegy-senior-network-engineer","json_url":"https://alion.io/job/exegy-senior-network-engineer.json","meta":{"generated_at":"2026-09-24T01:21:23Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers"}}