{"id":3688459,"url":"https://alion.io/job/version-1-senior-infrastructure-network-engineer","title":"Senior Infrastructure & Network Engineer","company":{"id":4010,"name":"Version 1","domain":"version1.com","url":"https://alion.io/company/version1","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":6,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-11-07T05:47:08Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Bash","optional":false},{"name":"BGP","optional":false},{"name":"Cloudflare","optional":false},{"name":"DHCP","optional":false},{"name":"DLP","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"ISO 27001","optional":false},{"name":"Linux","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"OSPF","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"Snowflake","optional":false},{"name":"TCP/IP","optional":false},{"name":"VPN","optional":false},{"name":"Windows Server","optional":false},{"name":"Zero Trust","optional":false},{"name":"Zscaler","optional":false},{"name":"Ansible","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-11-03T11:25:29Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-07T05:13:51Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.\nWe’re an award-winning employer reflecting how our employees are at the very heart of what we do:\nUK & Ireland's premier AWS, Microsoft & Oracle partner \n3300+ strong, €350/£300m revenue business \n10+ years as a Great Place to Work in Ireland & UK \nBest Workplace for Women in the UK & Ireland by GPTW \nBest Workplace for Wellbeing in the UK by GPTW \nWe’re a core values driven company, we hire people who share our values, and we reward those who display and foster them, it’s deeply embedded within our DNA. Invest in us and we’ll invest in you!.\n Role overview\nYou will own the most complex infrastructure and network issues across on-premises, AWS, Azure and hybrid environments, acting as the final technical escalation point before vendors.\nAlongside operational ownership, you will play a lead engineering role in a multi-year cyber security uplift programme: rolling out Zscaler SASE (ZIA, ZPA), retiring Always-On VPN, and bringing customer remote access services in line with Zero Trust controls.\nKey responsibilities\nSenior escalation and technical leadership\nAct as the Level 3 escalation point for Level 1 and Level 2 teams, owning critical incidents, major problems and complex service requests through to resolution.\n\nLead technical bridges during major incidents, coordinating engineers, vendors and stakeholders and communicating impact clearly to management.\n\nMentor Level 2 engineers, review their fixes and build team capability through documented troubleshooting approaches.\n\nSet technical standards for network, server and cloud configuration, and review changes raised by other engineers.\n\n SASE / SSE and Zero Trust (programme duties)\nEngineer and operate the Zscaler platform: ZIA for internet and SaaS security, ZPA for private application access.\n\nDeploy and maintain ZPA App Connectors in AWS, including integration with AWS Transit Gateway to reach customer jump service environments.\n\nLead phased migration of users from Always-On VPN to ZPA, including pilot groups, parallel running, rollback planning and final decommissioning of RRAS infrastructure.\n\nIntegrate Zscaler with Microsoft Entra ID for authentication, user group policy and conditional access.\n\nConfigure ZIA policy for URL filtering, SSL inspection, DLP enforcement and AI application controls, working with Security Operations on tuning and exceptions.\n\nDeploy and support Zscaler Zero Trust Branch and SD-WAN appliances at office sites.\n\nWork directly with Zscaler Professional Services and implementation partners during deployment, then take ownership of the platform as business-as-usual.\n\nProduce design documents, runbooks and knowledge transfer material so Level 1 and Level 2 teams can support the platform after go-live.\n\nAdminister and troubleshoot AWS and Microsoft Azure: VPCs and VNets, Transit Gateway, routing, security groups, compute, identity and service availability.\n\nSupport Windows Server and Linux estates, including Active Directory, patching, hardening and performance diagnosis.\n\nSupport virtualisation, storage and backup platforms, and lead upgrades and patching through change control.\n\nCloud and server infrastructure\nProblem management and improvement\n\nLead root-cause analysis for major and repeat incidents, and track remediation actions to closure.\n\nImprove monitoring and alerting coverage across network, SASE and cloud layers.\n\nAutomate repetitive tasks with PowerShell, Python or Bash, and use infrastructure-as-code where it reduces configuration drift.\n\nApply security, compliance and change management processes across all environments.\n\nSupport vulnerability remediation, Cloud Security Posture Management findings, audits and ISO 27001 evidence gathering.\n\nEscalate risks and service-impacting issues promptly to the Programme Director, Security Lead and management.\n\nSecurity, risk and compliance\nRole and Responsibility\n\nWe are looking for 8+ years in infrastructure, networking or cloud roles within complex IT environments, including at least 3 years at senior or Level 3 escalation level.\n\nHands-on SASE or SSE deployment and operational experience; Zscaler (ZIA, ZPA) strongly preferred, with Netskope, Palo Alto Prisma Access or Cloudflare One also considered.\n\nHands-on configuration and troubleshooting experience with at least two of: Juniper (Junos), Fortinet FortiGate, Palo Alto Networks (PAN-OS).\n\nStrong networking knowledge: TCP/IP, DNS, DHCP, BGP, OSPF, switching, firewalls, IPsec and SSL VPN.\n\nHands-on administration of both AWS and Microsoft Azure, including cloud networking (Transit Gateway, VNet peering, hybrid connectivity).\n\nAt least one cloud certification at associate level or higher (e.g. AWS Solutions Architect Associate, Azure Administrator Associate, Azure Network Engineer Associate).\n\nProven experience supporting Windows Server and Linux environments.\n\nExperience integrating network access with identity platforms, ideally Microsoft Entra ID.\n\nTrack record of leading infrastructure migrations or VPN replacement projects from pilot to full rollout.\n\nAbility to interpret logs and packet captures and isolate faults across on-premises, cloud and SASE paths.\n\nClear communication with technical and non-technical stakeholders, including vendors and customers.\nDesirable\n\nZscaler certifications: Zscaler Digital Transformation Administrator (ZDTA) or Engineer (ZDTE).\n\nVendor certifications: Palo Alto PCNSE, Fortinet FCP or FCSS (formerly NSE 4 to 7), Juniper JNCIS or JNCIP.\n\nExperience with SD-WAN and Zero Trust branch deployments.\n\nExperience with DLP, SSL inspection policy design and Microsoft Purview integration.\n\nInfrastructure-as-code experience (Terraform, Ansible) and scripting in PowerShell, Python or Bash.\n\nInterest in applying AI tools responsibly to infrastructure operations and diagnosis.\n\nExperience supporting customer-facing remote access or managed service environments.\n\nCalm and methodical under pressure, with confidence to own unfamiliar problems and drive them to resolution.\n\n Why Version 1?\nAt Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.\nShare in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits \nStrong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme \nFlexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy work life balance \nFinancial Wellbeing initiatives including; Pension, Private Healthcare Cover, Life Assurance, Financial advice and an Employee Discount scheme \nEmployee Wellbeing schemes including Gym Discounts, Bike to Work, Fitness classes, Mindfulness Workshops, Employee Assistance Programme and much more. Generous holiday allowance, enhanced maternity/paternity leave, marriage/civil partnership leave and special leave policies \nEducational assistance, incentivised certifications, and accreditations, including AWS, Microsoft, Oracle, and Red Hat \nReward schemes including Version 1’s Annual Excellence Awards & ‘Call-Out’ platform. \nEnvironment, Social and Community First initiatives allow you to get involved in local fundraising and development opportunities as part of fostering our diversity, inclusion and belonging schemes. \nAnd many more exciting benefits… drop us a note to find out more.\nVersion 1 is an equal opportunities employer.\nWe are committed to building a diverse, inclusive and respectful workplace where everyone feels valued and able to thrive. We welcome applications from people of all backgrounds, identities and lived experiences, and we value the different perspectives people bring including those shaped by disability and neurodiversity.\nWe want every candidate to have a positive and accessible recruitment experience. If you need reasonable adjustments at any stage of the process, please contact your recruiter at Version 1. We will consider all requests carefully, respectfully and confidentially.\nVideo links:\nhttps://www.youtube.com/watch?v=F_d3ELTH5zo","description_format":"text","description_chars":8742,"description_truncated":false,"requirements":{"experience_years_min":10,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Managed IT Services (MSP)","Enterprise Apps Implementation Partners"],"lifecycle":[{"event":"open","at":"2026-11-03T15:44:04Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":27,"reasons":["conf:0","velocity","win:early","comp:brand"],"computed_at":"2026-11-07T05:47:08Z"},"pay":null,"html_url":"https://alion.io/job/version-1-senior-infrastructure-network-engineer","json_url":"https://alion.io/job/version-1-senior-infrastructure-network-engineer.json","meta":{"generated_at":"2026-11-07T06:45:58Z","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":978,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"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":4010},"rest":"https://alion.io/mcp/rest/get_company?id=4010"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fversion-1-senior-infrastructure-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%2Fversion-1-senior-infrastructure-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%2Fversion-1-senior-infrastructure-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/version-1-senior-infrastructure-network-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fversion-1-senior-infrastructure-network-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3688459}},{"tool":"search_jobs","arguments":{"company":"version1.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3688459},"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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