{"id":3017280,"url":"https://alion.io/job/xtb-senior-infrastructure-engineer","title":"Senior Infrastructure Engineer","company":{"id":2723,"name":"XTB","domain":"xtb.com","url":"https://alion.io/company/xtb","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":{"min":19500,"max":25000,"currency":"PLN","period":"month","gross":null,"usd_annual":77256},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"Bash","optional":false},{"name":"Debian","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Ubuntu","optional":false},{"name":"VMWare","optional":false},{"name":"AWX","optional":true},{"name":"CI/CD","optional":true},{"name":"GDPR","optional":true},{"name":"GitLab CI","optional":true},{"name":"ISO 27001","optional":true},{"name":"Red Hat","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-21T12:58:58Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-22T19:26:40Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you.\nWe are a certified Great Place to Work company.\nWe are looking for an experienced Senior Systems Engineer to join our infrastructure team. You will be responsible for maintaining, automating, and scaling our core on-prem and hybrid infrastructure - spanning VMware virtualization, enterprise storage, Linux environments, and critical database clusters.\nResponsibilities\nAdministering and optimizing VMware virtualization environments (vSphere / vCenter): cluster lifecycle, resource management, performance tuning, and troubleshooting.\nMaintaining and supporting production database environments (PostgreSQL, MongoDB)\nManaging enterprise storage infrastructure (SAN / block & file storage) - capacity planning, performance diagnostics, and array maintenance.\nAdministering and hardening Linux servers (Ubuntu/Debian) across production and staging environments.\nOverseeing enterprise backup and recovery solutions (Commvault) - designing retention policies, automation, and leading regular disaster recovery tests.\nAutomating operational workflows and standardizing infrastructure using Ansible, Bash, Python, and Git (IaC mindset).\nSupporting BCP/DR initiatives\nParticipating in a structured on-call rotation to guarantee high availability of mission-critical systems.\nCollaborating with cross-functional platform, security, and development teams.\nRequirements\n5+ years of hands-on experience in infrastructure engineering (on-premise / data center / hybrid environments).\nDeep technical knowledge of VMware vSphere and vCenter administration and troubleshooting.\nOperational experience with database clusters (PostgreSQL, MongoDB) - maintenance, replication, backup/restore, and health monitoring.\nStrong practical administration skills in Linux (Debian/Ubuntu) - performance diagnostics, security hardening, and log analysis.\nProven experience with enterprise storage concepts (SAN, zoning, multipathing, performance tuning).\nPractical experience with enterprise backup platforms (Commvault preferred or equivalent).\nHands-on scripting and automation skills: Ansible, Bash or Python, and version control (Git).\nSolid understanding of high-availability architectures and BCP/DR frameworks.\nReadiness to participate in paid on-call rotations and occasional travel to data centers.\nGood technical English (spoken and written, min. B2 level).\nNice to Have\nExperience in high-availability, low-latency environments (e.g., fintech, trading, telecommunications).\nFamiliarity with Terraform, Ansible AWX, and GitLab CI/CD pipelines.\nExperience with hyper-converged infrastructure (HCI, e.g., Dell VxRail).\nAwareness of regulatory and security standards (e.g., NIS2, ISO 27001, GDPR).\nIndustry certifications: VMware (VCP), Red Hat (RHCSA/RHCE), or storage/backup platforms.\nWhat We Offer\nReal influence on the development of the company and the product.\nWork in an experienced team that is happy to share its knowledge.\nA clear vision of development thanks to regular feedback and clear career paths.\nRegular team-building meetings.\nBenefits\nA training budget for courses and conferences that interest you.\nAn extra day off on your birthday.\nAn extra day off for parents.\nEquipment tailored to your needs.\nPrivate medical care and group insurance.\nAccess to an e-learning platform for learning English and a benefits platform.\nAccess to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions.\nRemote work, from the office in Warsaw or from a coworking space in your city.","description_format":"text","description_chars":4130,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Online Brokerage & Trading Platforms","Forex & CFD Brokers"],"lifecycle":[{"event":"open","at":"2026-10-21T16:53:26Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":48,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-22T06:10:10Z"},"pay":{"stated_usd_annual":77256,"is_top_pay":false},"html_url":"https://alion.io/job/xtb-senior-infrastructure-engineer","json_url":"https://alion.io/job/xtb-senior-infrastructure-engineer.json","meta":{"generated_at":"2026-10-22T22:39:22Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":7970,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2723},"rest":"https://alion.io/mcp/rest/get_company?id=2723"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fxtb-senior-infrastructure-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fxtb-senior-infrastructure-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fxtb-senior-infrastructure-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/xtb-senior-infrastructure-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fxtb-senior-infrastructure-engineer"}]}