{"id":3781952,"url":"https://alion.io/job/paracon-gauteng-senior-network-security-engineer","title":"Senior Network & Security Engineer","company":{"id":4510139,"name":"Paracon - Gauteng","domain":null,"url":"https://alion.io/company/paracon-gauteng","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Security","role_family":"Security","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":["Midrand, South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Azure","optional":false}],"status":"live","first_seen_at":"2026-10-30T06:31:11Z","employer_posted_date":null,"last_verified_at":"2026-10-30T06:31:11Z","board_verified":false,"closed_at":null,"days_open":9,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":9},"description":"Paracon\nDuties & Responsibilities\nSenior Network & Security Engineer\n\nJob Purpose\n The Senior Network & Security Engineer is responsible for designing, implementing, securing, maintaining and supporting enterprise network and security infrastructure. The role requires strong hands-on technical expertise across networking, firewalls, cloud connectivity and cybersecurity, together with the ability to troubleshoot complex technical issues and provide high-level technical guidance.\n\nKey Responsibilities\nNetwork Engineering & Infrastructure\nDesign, implement, configure and maintain enterprise network infrastructure.\nProvide advanced troubleshooting and technical support for complex network-related incidents.\nPerform network infrastructure audits and identify areas for improvement.\nConfigure and maintain routers, switches, wireless infrastructure and associated network technologies.\nPlan and implement network changes, upgrades and infrastructure improvements.\nMonitor network performance, availability and capacity.\nPerform network maintenance, optimisation and lifecycle management.\nDevelop and maintain network documentation, standards and technical procedures.\nAssist with the design and implementation of resilient and highly available network solutions.\n\nThe ideal candidate should have strong experience in several of the following areas:\n\nNetworking\nEnterprise LAN/WAN\nRouting and switching\nTCP/IP\nVLANs\nNetwork protocols\nNetwork troubleshooting\nNetwork infrastructure design\nNetwork monitoring\nNetwork security\n\nSecurity\nFortinet\nFortiGate\nFortiManager\nFortiAnalyzer\nFortiWeb\nFirewall administration\nFirewall policy management\nVPN\nSecurity controls\nSecurity auditing\nSecurity incident response\n\nCisco\nCisco routers\nCisco switches\nCisco security technologies\nCisco network administration\n\nAdditional Technologies\nF5 BIG-IP administration\nMikroTik\nNetwork monitoring and management tools\nInfrastructure auditing\nSecurity standards and frameworks\nQualifications & Certifications\n\nRelevant qualifications and certifications may include:\nCCNA\nCCNP Enterprise\nCisco Certified Specialist - Enterprise Advanced Infrastructure Implementation\nCisco Certified Specialist - Enterprise Core\nCisco Certified Specialist - Security Core\nFortinet NSE 4 &5 & 6 & 7\nFortinet Application Delivery Fundamentals\nF5 BIG-IP / F5 Administration certification\nMikroTik MTCNA\nJuniper JNCIA\nIT Systems Support / A+ or equivalent\n\nExperience\n Minimum 5-8 years' experience in network engineering, network infrastructure and/or network security.\n Ideal Candidate Profile\n\nThe ideal candidate is a senior-level Network and Security Engineer with strong hands-on enterprise networking and cybersecurity experience. They should have a solid Cisco foundation, extensive firewall and security knowledge-particularly Fortinet-and the ability to troubleshoot and resolve complex infrastructure issues.\n\nA candidate with CCNP-level networking expertise, Fortinet certifications, Azure networking experience and strong firewall/security administration experience would be particularly well suited to this role.","description_format":"text","description_chars":3087,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Network Security"],"lifecycle":[{"event":"open","at":"2026-11-05T01:00:12Z"}],"visa":[],"liveness":{"score":54,"band":"ok","label":"Likely open","p_open":1,"p_active":0.536,"p_room":1,"age_days":8,"expected_fill_days":29,"reasons":["seen:8","agency","velocity","win:early"],"computed_at":"2026-11-08T05:47:12Z"},"pay":null,"html_url":"https://alion.io/job/paracon-gauteng-senior-network-security-engineer","json_url":"https://alion.io/job/paracon-gauteng-senior-network-security-engineer.json","meta":{"generated_at":"2026-11-08T23:10:26Z","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":8975,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":4510139},"rest":"https://alion.io/mcp/rest/get_company?id=4510139"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fparacon-gauteng-senior-network-security-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fparacon-gauteng-senior-network-security-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fparacon-gauteng-senior-network-security-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/paracon-gauteng-senior-network-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fparacon-gauteng-senior-network-security-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3781952}},{"tool":"search_jobs","arguments":{"company":4510139,"detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3781952},"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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