{"id":17069,"url":"https://alion.io/job/cerebras-network-security-engineer","title":"Network Security Engineer (Remote)","company":{"id":31,"name":"Cerebras Systems","domain":"cerebras.ai","url":"https://alion.io/company/cerebras-systems","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":88,"open_postings":116,"ghost_share":0.121,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":99,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":164000,"max_usd":296000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":390},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"AWS","optional":false},{"name":"Cerebras","optional":false},{"name":"Cloudflare","optional":false},{"name":"DNS","optional":false},{"name":"GitOps","optional":false},{"name":"HPC","optional":false},{"name":"OpenAI","optional":false},{"name":"Python","optional":false},{"name":"TCP/IP","optional":false},{"name":"Terraform","optional":false},{"name":"VPN","optional":false},{"name":"Wi-Fi","optional":false}],"status":"live","first_seen_at":"2026-06-23T17:31:31Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-10-29T08:24:24Z","board_verified":true,"closed_at":null,"days_open":127,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":127},"description":"Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. This architecture allows Cerebras to deliver industry-leading training and inference speeds; over 10 times faster than GPU-based hyperscale cloud inference services. \nThis order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real-time iteration and increasing intelligence via additional agentic computation.\nCerebras works with the leading model labs, global enterprises, and cutting-edge AI-native startups. OpenAI recently announced a multi-year partnership with Cerebras, to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference.\nCerebras is seeking a Network Security Engineer to build, operate, and secure the network infrastructure supporting our data centers, cloud environments, corporate network, and AI systems.\nThis is a remote, U.S.-based individual contributor role working across network security and network operations. You will support firewalls, segmentation, routing and switching, network access, and automation while collaborating with on-site data center and infrastructure teams. Occasional travel to Cerebras offices or data centers may be required.\nResponsibilities\nOperate firewalls, ACLs, segmentation, and network security controls across data center, corporate, and AWS environments.\n\nRemotely support data center network deployment, configuration, troubleshooting, maintenance, and lifecycle management in partnership with on-site teams.\n\nImplement and maintain segmentation, firewall, and ACL policies across corporate, compute, customer, and infrastructure environments.\n\nManage inbound and outbound network controls, including public exposure, NAT, load balancers, DNS filtering, proxies, and egress policies.\n\nImplement and operate VPN, ZTNA, NAC, Wi-Fi, and vendor or partner connectivity.\n\nPerform recurring firewall rule reviews, segmentation audits, and remediation of unnecessary network exposure.\n\nAutomate network and security workflows using Terraform, Ansible, GitOps, Python, and policy as code.\n\nSupport network telemetry, detection, investigation, and containment in partnership with Security Operations.\n\nTroubleshoot routing, switching, TCP/IP, DNS, TLS, and cloud networking issues.\n\nMaintain network architecture documentation, procedures, and runbooks.\n\nCoordinate remote changes and incident response across distributed infrastructure and engineering teams.\n\nSkills and Qualifications\n7+ years of experience in network security, network engineering, cloud security, or infrastructure security.\n\nStrong hands-on experience with firewalls, ACLs, segmentation, routing, switching, VPNs, and network troubleshooting.\n\nExperience supporting data center and on-premises network infrastructure, including working effectively with remote hands.\n\nExperience with AWS networking, including VPCs, transit gateways, security groups, and load balancers.\n\nExperience with Palo Alto, Juniper, Cloudflare, or similar platforms.\n\nProficiency with Terraform, Ansible, Python, GitOps, or similar automation tools.\n\nStrong understanding of ZTNA, NAC, egress controls, TCP/IP, DNS, and TLS.\n\nStrong written communication and documentation skills.\n\nAbility to operate independently in a remote environment and collaborate across time zones.\n\nAbility to travel occasionally to Cerebras offices or data centers as business needs require.\n\nRelevant Experience\nExperience in several of the following is valuable:\nAI, HPC, or large-scale compute environments.\n\nData center networking and security.\n\nAWS network security and segmentation.\n\nZTNA and VPN architectures.\n\nDNS filtering, SWG, proxy, or SASE platforms.\n\nVendor and partner connectivity.\n\nPublic exposure and attack surface remediation.\n\nNetwork detection and incident response.\n\nRemote operation of geographically distributed network infrastructure.\n\nWhy Join Cerebras\nPeople who are serious about software make their own hardware. At Cerebras, we have built a breakthrough architecture that is unlocking new opportunities for the AI industry. With dozens of model releases and rapid growth, we’ve reached an inflection point in our business. Members of our team tell us there are five main reasons they joined Cerebras:\nBuild a breakthrough AI platform beyond the constraints of the GPU.\n\nPublish and open source their cutting-edge AI research.\n\nWork on one of the fastest AI supercomputers in the world.\n\nEnjoy job stability with startup vitality.\n\nOur simple, non-corporate work culture that respects individual beliefs.\n\nFind out more about what it's like to work at Cerebras here!\nApply today and become part of the forefront of groundbreaking advancements in AI!\nCerebras Systems is committed to creating an equal and diverse environment and is proud to be an equal opportunity employer. We celebrate different backgrounds, perspectives, and skills. We believe inclusive teams build better products and companies. We try every day to build a work environment that empowers people to do their best work through continuous learning, growth and support of those around them.\nThis website or its third-party tools process personal data. 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