{"id":1590845,"url":"https://alion.io/job/job-mail-tier-3-infrastructure-engineer","title":"Tier 3 Infrastructure Engineer","company":{"id":701519,"name":"Job Mail","domain":"jobmail.co.za","url":"https://alion.io/company/job-mail","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":true,"listed_via":"jobmail.co.za","ats_vendor":"Schema","truth_index":{"grade":"C","score":69,"open_postings":498,"ghost_share":0.436,"stale_share":0,"repost_share":0.659,"time_to_fill_p50_days":12,"computed_at":"2026-10-15T05:46:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Midrand, South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":32000,"max_usd":73000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":823},"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":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"GCP","optional":false},{"name":"Hyper-V","optional":false},{"name":"ISO 27001","optional":false},{"name":"Linux","optional":false},{"name":"Service Desk","optional":false},{"name":"SIEM","optional":false},{"name":"SOC 2","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-01T16:03:00Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-14T15:18:53Z","board_verified":false,"closed_at":null,"days_open":14,"trust":{"level":"ok","repost_count":2,"flags":["repost"],"days_open":13},"description":"A South African company that provides a range of IT and communication solutions is seeking a highly skilled and experienced Tier 3 Infrastructure Engineer to provide advanced technical support and expertise. In this role, you will be responsible for maintaining, troubleshooting, and optimizing complex IT infrastructure systems.\nResponsibilities:\nProvide Advanced Administration and Support: Handle L2-L3 administration, troubleshooting, and maintenance for a wide range of infrastructure components, including:\nNetworking: Fortinet Firewalls, IDS/IPS, VPNs, security appliances, routing, switching, and wireless networking.\n\nVirtualization: VMware vCenter and Hyper-V Hypervisors.\n\nSystems: Linux, Windows Server (2012+), Active Directory, DNS, and DHCP.\n\nStorage: SAN and vSAN storage infrastructure.\n\nCloud: Azure, Amazon Web Services (AWS), and Google Cloud.\n\nManage Security Infrastructure: Maintain and improve security with proactive monitoring and event management. This includes managing firewalls, vulnerability management systems, and SIEM.\n\nRespond to and Remediate Incidents: Analyze and triage security events and alarms detected by the SIEM system. Respond to security incidents and threats logged on the service desk, performing remediation and mitigation as needed.\n\nManage IT Projects: Assist with IT and security-related projects, rollouts, and infrastructure maintenance, including backups (VEEAM), business continuity, and disaster recovery.\n\nDevelop and Maintain Security: Provide technical input on company IT security standards in alignment with industry best practices like ISO27001 and SOC 2. Design, implement, and manage endpoint security solutions (e.g., anti-malware, MDM) and safeguards for the organization's cloud footprint.\n\nDrive Process Improvement: Identify opportunities for automation of repetitive tasks and contribute to the upskilling and training of junior staff.\n\nStay Current: Remain up-to-date with industry trends in cybersecurity, providing input to the business on innovations and improvements.\n\nMinimum Requirements:\nCertifications required:\nMicrosoft MCSE / Cisco CCNA / VMware\n\nLinux / Azure / AWS / Google Cloud\n\nEC Council CEH / Security+ / CISSP\n\nFortinet FCP / Fortinet FCSS\n\n Experience Required:10+ years of overall experience in a Network & Security support environment.\n\nAt least 5 years of experience in the following:\nNetwork administration and support for firewalls, switches, and wireless (Fortigate & Cisco).\n\nWindows Server 2012 and newer administration, including Active Directory.\n\nLinux administration.\n\nBackup and recovery.\n\nProven ability to administer and configure virtual environments.\n\nNB: Application Deadline is 11th August 2025\n\nBenefits:\nCompetitive salary based on experience (salary can potentially be more based on experience/skills)\nIF you meet the above requirements and want to make a career-changing move, apply today by emailing your CV to \nYou can also connect with Daniel on LinkedIn or contact Hire Resolve\nIf you meet the above requirements we will contact you within 3 working days","description_format":"text","description_chars":3102,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security"],"lifecycle":[{"event":"open","at":"2026-10-01T16:03:00Z"},{"event":"close","at":"2026-10-03T08:40:27Z"},{"event":"reopen","at":"2026-10-05T22:19:40Z"},{"event":"close","at":"2026-10-06T02:56:51Z"},{"event":"reopen","at":"2026-10-13T22:17:12Z"},{"event":"close","at":"2026-10-14T09:13:31Z"},{"event":"reopen","at":"2026-10-14T15:18:53Z"}],"visa":[],"liveness":{"score":18,"band":"cold","label":"Long shot","p_open":1,"p_active":0.326,"p_room":0.55,"age_days":13,"expected_fill_days":12,"reasons":["seen:0","repost:2","agency","velocity","win:tail","comp:brand"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/job-mail-tier-3-infrastructure-engineer","json_url":"https://alion.io/job/job-mail-tier-3-infrastructure-engineer.json","meta":{"generated_at":"2026-10-15T19:26:09Z","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":29387,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":701519},"rest":"https://alion.io/mcp/rest/get_company?id=701519"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fjob-mail-tier-3-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%2Fjob-mail-tier-3-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%2Fjob-mail-tier-3-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/job-mail-tier-3-infrastructure-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fjob-mail-tier-3-infrastructure-engineer"}]}