{"id":3354840,"url":"https://alion.io/job/kyndryl-mainframe-network-engineer-2","title":"Mainframe Network Engineer","company":{"id":91,"name":"Kyndryl","domain":"kyndryl.com","url":"https://alion.io/company/kyndryl","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":84,"open_postings":119,"ghost_share":0,"stale_share":0.63,"repost_share":0.025,"time_to_fill_p50_days":35,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","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":["Phoenix, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":88000,"max_usd":167000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":306},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DNS","optional":false},{"name":"TCP/IP","optional":false}],"status":"live","first_seen_at":"2026-10-27T19:37:18Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-11-02T20:17:43Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Who We Are\nAt Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward - always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.\nThe Role\nAbout the Role:\nThe Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable, secure, and high-performing communication between mainframe systems, distributed platforms, external partners, and enterprise applications. The engineer will work on key technologies such as TCP/IP, VTAM, SNA, Enterprise Extender, TN3270, FTP, and network security controls, supporting critical production workloads in large enterprise environments.\nRole Responsibilities:\nMainframe Network Administration:\nInstall, configure, and maintain z/OS Communications Server components\nSupport and manage TCP/IP configuration on z/OS systems\nMaintain and troubleshoot VTAM definitions and network resources \nConfigure and support Enterprise Extender (EE) and SNA connectivity where applicable \nMaintain TN3270 access and session-related connectivity for end users and applications. \nNetwork Connectivity & Support:\nEnsure stable communication between mainframe systems and: Distributed servers External vendors/partners Internal enterprise applications Middleware platforms \nDiagnose and resolve connectivity issues involving: IP routing Port communication Session failures DNS resolution Firewall-related blocks Support file transfer protocols such as FTP, SFTP, and other secure data exchange solutions. \nSecurity & Compliance:\nWork closely with network security teams to enforce secure communication protocols. \nEnsure compliance with enterprise security controls and audit requirements. \nSupport SSL/TLS certificate implementation and secure transmission standards. \nAssist with firewall rule validation, port usage reviews, and vulnerability remediation. \nDisaster Recovery & Resiliency:\nSupport network design and recovery procedures for Disaster Recovery (DR) environments. \nValidate communication paths for failover systems and backup data centers. \nParticipate in DR tests and business continuity exercises.\nRequired Qualifications:\nMinimum 5+ years of experience in:\nMainframe networking or z/OS communications support \nFamiliarity with JCL, TSO/ISPF, SDSF \nAbility to analyze logs, traces, and dump information relevant to communications issues \nSolid knowledge and experience on TCP/IP on z/OS , VTAM, SNA / Enterprise Extender, TN3270, FTP / SFTP and TLS. \nPreferred Experience:\nExperience in supporting transmission products, such as Connect Direct. \nThe ability to work independently as well as part of a team \nExcellent troubleshooting and customer service skills \nParticipate in on-call rotation with the engineering teams\nThe ability to follow a project through to completion, and/or to work as part of a larger team to complete the components of a complex project\nIBM mainframe or networking certifications are a plus\nKyndryl currently does not require employees to be fully vaccinated against COVID-19, however, if you are hired to work at a client, customer, or partner location, you may be required to show proof of vaccinationto align with their respective COVID-19 vaccinationpolicies. Those who believe they are eligible may apply for a medical or religious accommodation prior to the start of employment.\nWho You Are\nRequired Qualifications: Minimum 5+ years of experience in · Typically in mainframe networking or z/OS communications support Familiarity with JCL, TSO/ISPF, SDSF Ability to analyze logs, traces, and dump information relevant to communications issues Solid knowledge and experience on TCP/IP on z/OS , VTAM, SNA / Enterprise Extender, TN3270, FTP / SFTP and TLS.\nPreferred Experience Experience in supporting transmission products such as Connect Direct. The ability to work independently as well as part of a team Excellent troubleshooting and customer service skills Participate in on-call rotation with the engineering teams. The ability to follow a project through to completion, and/or to work as part of a larger team to complete the components of a complex project IBM mainframe or networking certifications are a plus\nBeing You\nDiversity is a whole lot more than what we look like or where we come from, it’s how we think and who we are. We welcome people of all cultures, backgrounds, and experiences. But we’re not doing it single-handily: Our Kyndryl Inclusion Networks are only one of many ways we create a workplace where all Kyndryls can find and provide support and advice. This dedication to welcoming everyone into our company means that Kyndryl gives you - and everyone next to you - the ability to bring your whole self to work, individually and collectively, and support the activation of our equitable culture. That’s the Kyndryl Way.\nWhat You Can Expect\nWith state-of-the-art resources and Fortune 100 clients, every day is an opportunity to innovate, build new capabilities, new relationships, new processes, and new value. Kyndryl cares about your well-being and prides itself on offering benefits that give you choice, reflect the diversity of our employees and support you and your family through the moments that matter - wherever you are in your life journey. Our employee learning programsgive you access to the best learning in the industry to receive certifications, including Microsoft,Google, Amazon, Skillsoft, and many more. Through our company-wide volunteering and giving platform, you can donate, start fundraisers, volunteer, and search over 2 million non-profit organizations. At Kyndryl, we invest heavily in you, we want you to succeed so that together, we will all succeed.\nGet Referred!\nIf you know someone that works at Kyndryl, when asked ‘How Did You Hear About Us’ during the application process, select ‘Employee Referral’ and enter your contact's Kyndryl email address.","description_format":"text","description_chars":6113,"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":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Infrastructure & Networking Services","Managed IT Services (MSP)","Systems Integrators","Cloud Consulting & Migration"],"lifecycle":[{"event":"open","at":"2026-10-27T19:37:18Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 28 · green card filings: 12","filings_12m":28,"filings_prev_12m":40,"green_card_filings_12m":12,"median_offered_wage_usd":173000,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":15}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":5,"expected_fill_days":35,"reasons":["conf:7","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-02T06:13:15Z"},"pay":null,"html_url":"https://alion.io/job/kyndryl-mainframe-network-engineer-2","json_url":"https://alion.io/job/kyndryl-mainframe-network-engineer-2.json","meta":{"generated_at":"2026-11-02T20:42:15Z","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":28958,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":91},"rest":"https://alion.io/mcp/rest/get_company?id=91"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fkyndryl-mainframe-network-engineer-2"},{"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%2Fkyndryl-mainframe-network-engineer-2"},{"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%2Fkyndryl-mainframe-network-engineer-2"},{"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/kyndryl-mainframe-network-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fkyndryl-mainframe-network-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3354840}},{"tool":"search_jobs","arguments":{"company":"kyndryl.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3354840},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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