{"id":2671012,"url":"https://alion.io/job/ntt-data-ibmz-network-engineer","title":"IBMz Network Engineer","company":{"id":50348,"name":"NTT DATA","domain":"nttdata.com","url":"https://alion.io/company/ntt-data","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Phenom","truth_index":{"grade":"B","score":75,"open_postings":26,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":25,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Networking","role_family":"Networking","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sheffield, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":47000,"max_usd":109000,"period":"year","method":"role_country_seniority_unknown","sample_n":27},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"TCP/IP","optional":false},{"name":"VPN","optional":false}],"status":"live","first_seen_at":"2026-09-27T00:00:00Z","employer_posted_date":"2026-09-27","last_verified_at":"2026-10-16T09:39:49Z","board_verified":true,"closed_at":null,"days_open":19,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":19},"description":"Req ID: 382830\nCompetitive salary | UK: hybrid: remote + Sheffield or remotely UK-wide or across Europe\nAt NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our clients stay a step ahead of the competition. By hiring the best people and helping them grow both professionally and personally, we ensure a bright future for NTT DATA and for the people who work here.\nNTT DATA is currently looking for an IBMz Network Engineer (hybrid: remote + Sheffield or remotely UK-wide or across Europe) for our growing team in UK and rest of Europe.\nJob Description\nIn this role you will be joining a team of technical professionals supporting a large-scale z/OS systems platform. This position requires an experienced systems programmer supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products.\nYour responsibilities will include:\nBeing part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure.\nParticipation in support rota providing 24x7 cover.\nPerform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes)\nManage OSA Adapters in a complex mainframe environment\nPerform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE)\nImplement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels)\nTrace, Debug and Error Analysis\nCommunicate regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work)\nThe ideal candidate for this role will have the below experience and qualifications:\nExperience in administering file transmissions products such as Connect:Direct and FTP, or alternatively good experience as a user of these products.\nKnowledge of z/OS and z/OS utilities. \nUnderstanding of z/OS networking services, structure and related software and protocols.\nUnderstanding of network security disciplines (IPSec, TLS/SSL, certificates, etc) and how they relate to file transmission.\nExperience of problem management from initial diagnosis through to resolution.\nUnderstanding of the Change Management process.\nAbility to customize and manage secure SNA and TCP/IP networks under z/OS.\nKnowledge of mainframe network management tools, e.g. NetMaster, and multi-session manager products such as TUBES and Supersession.\nExperience of managing mainframe printing products.\nGeneral z/OS systems programming experience.\nKnowledge of System z hardware including the OSA-Express network cards.\nExcellent problem-solving and analytical skills\nGood communication, teamwork and negotiation skills\nFamiliarity with the Cisco Network Solutions \nThe ability to work to tight deadlines under pressure\nGood organisational skills\nFlexibility and adaptability\nThe ability to create and maintain strong working relationships with colleagues and customers\nBusiness awareness and understanding of business requirements of IT\nA willingness to keep up to date with developments in new technology\nAn understanding of information legislation, such as the Data Protection Act.\nExperience of working as a z/OS Systems Specialist in the IT industry.\nWork model\nHybrid (Sheffield/remote) or remotely UK-wide or within rest of Europe.\nBenefits\nOur people are the most critical component of our long-term success and their health and wellbeing are our priority. You will enjoy a comprehensive, locally competitive benefits package.\nAbout NTT DATA\nNTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.\nWhenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.\nNTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please clickhere.\n#LI-NorthAmerica","description_format":"text","description_chars":6330,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Data Centers & Colocation","Financial Software & Embedded Finance","IT Consulting & Digital Transformation","Managed IT Services (MSP)"],"lifecycle":[{"event":"open","at":"2026-10-16T04:09:52Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Skilled Worker, Senior or Specialist Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Skilled Worker; Global Business Mobility: Senior or Specialist Worker","cap_exempt":false,"checked_at":"2026-10-16T06:21:30+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":40,"band":"fade","label":"Fading","p_open":1,"p_active":0.537,"p_room":0.75,"age_days":19,"expected_fill_days":25,"reasons":["conf:1","stale_co","velocity","win:late","comp:brand"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/ntt-data-ibmz-network-engineer","json_url":"https://alion.io/job/ntt-data-ibmz-network-engineer.json","meta":{"generated_at":"2026-10-16T09:59:17Z","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":8281,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"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":50348},"rest":"https://alion.io/mcp/rest/get_company?id=50348"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fntt-data-ibmz-network-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%2Fntt-data-ibmz-network-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%2Fntt-data-ibmz-network-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/ntt-data-ibmz-network-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fntt-data-ibmz-network-engineer"}]}