{"id":1317058,"url":"https://alion.io/job/network-finance-network-and-security-engineer","title":"Network and Security Engineer","company":{"id":3827505,"name":"Network Finance","domain":"networkfinanceinternational.com","url":"https://alion.io/company/network-finance","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":"jobmail.co.za","ats_vendor":null,"truth_index":{"grade":"D","score":41,"open_postings":66,"ghost_share":0.818,"stale_share":0,"repost_share":0.97,"time_to_fill_p50_days":5,"computed_at":"2026-10-01T05:45:00Z"}},"role":"Security","role_family":"Security","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":24000,"max_usd":63000,"period":"year","method":null,"sample_n":2443},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"Hyper-V","optional":false},{"name":"Kubernetes","optional":false},{"name":"Sophos","optional":false},{"name":"TCP/IP","optional":false},{"name":"Zero Trust","optional":false}],"status":"live","first_seen_at":"2026-09-26T19:27:27Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-01T15:59:21Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":5},"description":"Join a technology-driven organisation where you will play a key role in supporting, securing, and enhancing enterprise network and security infrastructure. This position offers exposure to a broad range of technologies, including firewalls, switching, endpoint security, vulnerability management, privileged access management, cloud-connected workloads, and container security.You will work closely with infrastructure, application, and development teams to ensure systems remain secure, scalable, and reliable. This role is ideal for a hands-on engineer who enjoys troubleshooting, strengthening security controls, and implementing practical improvements that have a direct business impact.\nKey Responsibilities:\nManage and troubleshoot firewall environments, including VPNs, routing, segmentation, NAT, and security services\nAdminister switching environments and support network troubleshooting activities\nImplement and maintain network segmentation and security controls\nSupport privileged access management and administrative access controls\nManage and improve endpoint detection and response capabilities\nConduct vulnerability assessments, remediation tracking, and reporting\nSupport secrets management, credential security, and certificate management\nAssist with container and Kubernetes security initiatives\nInvestigate and remediate infrastructure and security-related incidents\nSupport disaster recovery, backup, and resilience testing initiatives\nMaintain network diagrams, firewall documentation, and security procedures\nImplement and support Zero Trust Network Access (ZTNA) solutions\nCollaborate with infrastructure, development, and application teams to ensure security best practices are embedded into new solutions\nJob Experience and Skills Required:Education: Relevant Degree or Diploma in Information Technology, Computer Science, Cybersecurity, or a related field\nExperience:\nProven experience in Network Engineering, Infrastructure Support, or Security Engineering roles\nStrong hands-on experience supporting enterprise networking and cybersecurity environments\nExperience with incident response, vulnerability management, and security operations advantageous\n Technical Skills:\nFortiGate / FortiOS\nHP and Sophos Switching Technologies\nTCP/IP Networking\nVLANs, Routing, and Switching\nVPNs, NAT, DNS, and DHCP\nNetwork Troubleshooting\nPAM (Privileged Access Management)\nEDR/XDR Security Platforms\nVulnerability Management\nSecrets and Certificate Management\nNetwork Segmentation and Security Hardening\nZero Trust Security Principles\nAdvantageous:\nNutanix AHV and Prism Central\nNutanix Flow\nHyper-V and Infrastructure Migrations\nContainers and Kubernetes Security\nContainer Registries, RBAC, Image Scanning, and Runtime Security\nAdditional Requirements:\nStrong analytical and troubleshooting abilities\nExcellent documentation and reporting skills\nAbility to work independently and collaboratively within a team\nStrong security mindset with attention to detail\nPassion for continuous improvement and emerging security technologies\nApply now!For more exciting IT vacancies, please visit: https://www.networkrecruitmentinternational.com/\nI also specialise in recruiting in the following:\nData Engineer\nSoftware Developer\nData Analyst\nInfrastructure\nArchitecture …and more!\nIf you have not had any response in two weeks, please consider the vacancy application unsuccessful. Your profile will be kept on our database for any other suitable roles / positions.For more information, contact:\nKarmishka Naidoo\nSpecialist Recruitment Consultant\nConnect with me on LinkedIn! https://za.linkedin.com/in/karmishka-naidoo-088772290","description_format":"text","description_chars":3634,"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":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security"],"lifecycle":[{"event":"open","at":"2026-09-26T19:27:27Z"},{"event":"close","at":"2026-09-27T10:44:53Z"},{"event":"reopen","at":"2026-10-01T15:59:21Z"}],"liveness":{"score":31,"band":"fade","label":"Fading","p_open":1,"p_active":0.57,"p_room":0.55,"age_days":5,"expected_fill_days":5,"reasons":["seen:0","win:tail","comp:brand"],"computed_at":"2026-10-02T03:28:25Z"},"pay":null,"html_url":"https://alion.io/job/network-finance-network-and-security-engineer","json_url":"https://alion.io/job/network-finance-network-and-security-engineer.json","meta":{"generated_at":"2026-10-02T03:28:25Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4867,"day_limit":5000,"remaining_today":133,"minute_limit":60,"resets_at":"2026-10-03T00:00:00Z"}}}