{"id":1586235,"url":"https://alion.io/job/green-com-enterprise-solutions-senior-infrastructure-cybersecurity-engineer","title":"Senior Infrastructure & Cybersecurity Engineer","company":{"id":3848980,"name":"Green Com Enterprise Solutions","domain":"greencom.co.ke","url":"https://alion.io/company/green-com-enterprise-solutions","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"DevOps","role_family":"DevOps","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":["Nairobi, Kenya"],"countries":["KE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":26000,"max_usd":72000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":3299},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Bash","optional":false},{"name":"CentOS Stream","optional":false},{"name":"Debian","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"GCP","optional":false},{"name":"Hyper-V","optional":false},{"name":"Linux","optional":false},{"name":"PowerShell","optional":false},{"name":"Proxmox VE","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"TCP/IP","optional":false},{"name":"Ubuntu","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-18T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-09-18T00:00:00Z","board_verified":false,"closed_at":null,"days_open":35,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":35},"description":"Senior Infrastructure & Cybersecurity Engineer \n\nAbout the Role\n\nWe are seeking a skilled and experienced Network Infrastructure & Cybersecurity Engineer to join our ICT team. The successful candidate will be responsible for the deployment, administration, monitoring, and maintenance of server infrastructure, virtual environments, network security solutions, and ICT hardware. The role requires hands-on experience in both Windows and Linux server environments, virtualization technologies, network administration, cybersecurity, and hardware management.\n\nKey Responsibilities\n\n· Deploy, configure, maintain, and optimize Windows and Linux server environments.\n\n· Create, manage, and monitor virtual machines using platforms such as Hyper-V, VMware, or Proxmox.\n\n· Perform server patching, updates, backups, disaster recovery testing, and capacity planning.\n\n· Monitor server performance, availability, and infrastructure health.\n\n· Install, configure, and maintain network devices including routers, switches, firewalls, and wireless infrastructure.\n\n· Support LAN, WAN, VPN, and remote access services.\n\n· Configure and maintain firewall rules, VPN solutions, and network security controls.\n\n· Monitor security events and respond to infrastructure-related incidents.\n\n· Conduct vulnerability assessments and implement security best practices.\n\n· Install, configure, troubleshoot, and maintain servers, storage systems, desktops, laptops, and related ICT equipment.\n\n· Manage ICT asset inventories and lifecycle processes.\n\n· Prepare and maintain technical documentation, infrastructure diagrams, and operating procedures.\n\n· Provide second-level and third-level technical support for infrastructure-related issues.\n\n· Participate in infrastructure modernization, cloud adoption, and cybersecurity improvement initiatives.\n\nQualifications and Experience\n\nBachelor's Degree in Computer Science, Information Technology, Computer Engineering, Telecommunications Engineering, Information Systems, or a related field.\n\nMinimum of three (3) years of relevant experience in systems administration, network administration, or infrastructure engineering.\n\nPreferred Technical Skills\n\n· Windows Server Administration\n\n· Linux Administration (Ubuntu, Debian, Red Hat, Rocky Linux, CentOS)\n\n· Virtualization Technologies (Hyper-V, VMware, Proxmox)\n\n· TCP/IP, DNS, DHCP, VLANs, Routing and Switching\n\n· Firewall and VPN Administration\n\n· Cybersecurity and Access Control Management\n\n· Server and Storage Hardware Management\n\n· Cloud Platforms (Microsoft Azure, AWS, or Google Cloud)\n\n· PowerShell, Bash, or Python scripting\n\nProfessional Certifications (Preferred)\n\n· CCNA\n\n· CompTIA Network+\n\n· CompTIA Security+\n\n· Microsoft Certified: Windows Server Hybrid Administrator Associate\n\n· RHCSA\n\n· LPIC-1\n\n· Fortinet Certified Associate (FCA) or equivalent firewall certification\n\nKey Competencies\n\n· Strong troubleshooting and analytical skills\n\n· Excellent communication and documentation skills\n\n· Ability to manage multiple priorities and projects\n\n· Strong understanding of infrastructure security principles\n\n· Ability to work independently and within cross-functional teams\n\nApplication Process\n\nInterested candidates should submit their application to , including a detailed CV and copies of relevant academic and professional certificates, on or before [Closing Date]. Only shortlisted candidates will be contacted.\n\nApplication Deadline- 30th September 2026","description_format":"text","description_chars":3477,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Information Security","Software","Team Communication & Collaboration"],"lifecycle":[{"event":"open","at":"2026-10-01T14:51:40Z"}],"visa":[],"liveness":{"score":22,"band":"cold","label":"Long shot","p_open":0.6,"p_active":0.678,"p_room":0.55,"age_days":35,"expected_fill_days":27,"reasons":["seen:35","velocity","win:tail"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/green-com-enterprise-solutions-senior-infrastructure-cybersecurity-engineer","json_url":"https://alion.io/job/green-com-enterprise-solutions-senior-infrastructure-cybersecurity-engineer.json","meta":{"generated_at":"2026-10-23T06:07:42Z","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":9973,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":3848980},"rest":"https://alion.io/mcp/rest/get_company?id=3848980"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgreen-com-enterprise-solutions-senior-infrastructure-cybersecurity-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%2Fgreen-com-enterprise-solutions-senior-infrastructure-cybersecurity-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%2Fgreen-com-enterprise-solutions-senior-infrastructure-cybersecurity-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/green-com-enterprise-solutions-senior-infrastructure-cybersecurity-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgreen-com-enterprise-solutions-senior-infrastructure-cybersecurity-engineer"}]}