{"id":4093723,"url":"https://alion.io/job/netrio-application-support-engineer","title":"Application Support Engineer","company":{"id":678445,"name":"Netrio","domain":"netrio.com","url":"https://alion.io/company/netrio","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Rippling","truth_index":{"grade":"B","score":84,"open_postings":11,"ghost_share":0.182,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":69,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Support","role_family":"Support","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":["Belfast, United Kingdom"],"countries":["GB"],"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":"Ansible","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-11-11T15:57:42Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T20:40:31Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About Netrio\nNetrio is a leading MSP in North America, specializing in IT solutions for small- to mid-market enterprises. We serve over 1,000 clients across industries with services including managed IT, cybersecurity, cloud, connectivity, voice, and custom application development.\nAbout the role\nWe are seeking a Level 2 application support engineer to support our production trading technology, including order management systems (OMS), execution management systems (EMS), and related front office applications. The role combines hands-on incident resolution with automation of routine operational processes, helping keep trading services reliable and reducing manual effort.\nYou will work closely with the coverage desk, development, and infrastructure teams to investigate production issues, restore service, and improve day-to-day support procedures.\nWhat you'll do\nProvide Level 2 support for production trading applications, taking ownership of escalated issues from initial investigation through resolution or handoff to development or infrastructure teams.\nTroubleshoot OMS, EMS, and front office workflows, including order entry, routing, execution reporting, application connectivity, and data discrepancies.\nInvestigate incidents using application logs, monitoring tools, database queries, and Linux utilities; assess business impact and communicate clear updates to stakeholders.\nAutomate routine processes and procedures using Python, including health checks, log analysis, data validation, operational reporting, and repeatable support tasks.\nMaintain and improve monitoring and alerting to identify service degradation, reduce unnecessary alerts, and support timely incident response.\nSupport production releases and configuration changes through pre-release checks, deployment validation, and documented rollback procedures.\nCreate and maintain runbooks, troubleshooting guides, and knowledge articles that make common issues easier to diagnose and resolve.\nIdentify recurring incidents, contribute to root-cause analysis, and work with engineering teams on permanent fixes and operational improvements.\nQualifications\nRequired\nExperience providing L2 application or production support, with a structured approach to troubleshooting and incident ownership.\nFamiliarity with EMS, OMS, and front office trading technology systems, including the order lifecycle and the impact of application issues on trading activity.\nPractical Python scripting skills and experience automating routine operational tasks, with the ability to write readable, maintainable scripts with appropriate logging, error handling, and validation.\nProficiency in Linux environments, including command-line tools, log analysis, process management, and application troubleshooting.\nWorking knowledge of SQL for investigating application data and validating operational results.\nFamiliarity with Git and controlled processes for reviewing, testing, and deploying scripts and configuration changes.\nStrong analytical and communication skills, including the ability to prioritize issues under pressure and explain technical problems to non-technical stakeholders.\nDesired\nExperience supporting real-time, highly available systems in trading or financial services.\nWorking knowledge of FIX messaging and session connectivity for production troubleshooting.\nExperience with monitoring and alerting platforms, job schedulers, APIs, or configuration-management tools such as Ansible.\nFamiliarity with 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