{"id":70045,"date":"2026-03-07T16:42:01","date_gmt":"2026-03-07T12:42:01","guid":{"rendered":"https:\/\/herecareers.com\/job\/technical-design-authority-secure-networks\/"},"modified":"2026-03-07T16:42:02","modified_gmt":"2026-03-07T12:42:02","slug":"technical-design-authority-secure-networks","status":"publish","type":"job_listing","link":"https:\/\/herecareers.com\/ar\/job\/technical-design-authority-secure-networks\/","title":{"rendered":"Technical Design Authority\u2013 Secure Networks"},"content":{"rendered":"<div><strong>Why this role exists <\/strong><\/div>\n<ul>\n<li>We\u2019re expanding to deliver a wave of customer network transformations. The TDA is our post-sales technical lead and trusted advisor, responsible for shaping and delivering robust designs, guiding customers through SD-WAN and SASE adoption, and ensuring implementations land cleanly into service. <\/li>\n<li>You\u2019ll be hands-on enough to own Low Level Design and Migration Runbooks and cut-through on complex problems, yet customer centric enough to build confidence, challenge constructively, and become &#8216;first call&#8217; for strategic technical decisions. <\/li>\n<\/ul>\n<div><strong>Experience we\u2019re looking for<\/strong><br \/>\u2022 Track record delivering multi-site SD-WAN\/SASE transformations as the lead designer\/authority. <br \/>\u2022 Evidenced &#8216;trusted advisor&#8217; relationships with enterprise or public-sector customers. <br \/>\u2022 Hands-on with Fortinet SD-WAN\/SASE\/ ZTNA in production, including policy design and troubleshooting. <br \/>\u2022 Comfortable guiding engineers and challenging scope\/assumptions to keep delivery on track. <\/p>\n<h3>\u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/h3>\n<div>\n<div><strong>What you\u2019ll do<\/strong><br \/>\u2022 Own solution design: Produce high-quality High-Level and Low-Level Designs for SDWAN, Secure SD-Branch and SASE, integrating NGFW, ZTNA, and Cloud-connect, aligned to customer outcomes and delivery constraints.<br \/>\u2022 Lead delivery technically: Act as Design Authority across project phases, providing technical governance, standards, and &#8216;go\/no-go&#8217; on design changes; assure quality of build, test and service transition artefacts. <br \/>\u2022 Be the trusted advisor: Run customer workshops, translate business drivers into technical decisions, challenge assumptions, and guide stakeholders through risk\/benefit trade-offs for transformation programmes.<br \/>\u2022 Close the loop with pre-sales: Review RFPs\/RFIs and proposed architectures, contributing design options, scope assumptions, and delivery estimates that can be sold and delivered on time and within budget. <br \/>\u2022 Harden security posture: Define and validate SASE\/Zero-Trust policies, ZTNA access models, identity-aware segmentation, and secure site templates; align with Nasstar security frameworks and customer policies. <br \/>\u2022 Operational handover: Ensure designs are operable: documentation, config standards, test plans, knowledge transfer and run-books to transition smoothly into support. <br \/>\u2022 Continuous improvement: Capture lessons learned, contribute to design standards, templates and automation; mentor engineers and influence productised delivery patterns for SD-WAN\/SASE. <\/div>\n<\/div>\n<h3>Skills, Knowledge and Expertise<\/h3>\n<div>\n<div><strong>Core technical skills \u2022 Fortinet SD-WAN &amp; SASE: FortiGate (physical\/VM), FortiManager\/FortiAnalyzer, SD-WAN overlays, performance-based routing, segmentation; SASE policy definition; ZTNA (client and gateway). <br \/>\u2022 Routing &amp; overlays: BGP, OSPF, IPsec, GRE; dual-underlay\/dual-hub; DIA\/MPLS migrations. <br \/>\u2022 Firewalling &amp; security: NGFW policies, IDS\/IPS, SSL inspection, cert chains and device PKI hygiene; Zero-Trust principles and identity-aware access. <br \/>\u2022 LAN\/WAN &amp; Wi-Fi: Campus\/branch designs, SD-Branch, switching\/wireless patterns and site standards. <br \/>\u2022 Cloud &amp; edge: Private DC, interconnect, cloud on-ramps; design guardrails for resilience and failover.<\/p>\n<p><strong>Professional skills<\/strong><br \/>\u2022 Customer-centric communicator who can translate business constraints into clear technical decisions and articulate risk\/impact in plain English. <br \/>\u2022 Pragmatic, delivery-minded: balances &#8216;strategic ideal&#8217; vs. &#8216;tactical path&#8217; to meet timelines and budgets. <br \/>\u2022 Comfortable chairing design workshops and Design Authority forums, documenting outcomes and holding teams to standards  <br \/><strong><br \/>Nice to have \u2022 Operational Technology (OT) Security: Exposure to OT network segmentation, asset zoning (ISA\/IEC 62443 concepts), secure remote access for plant or retail edge, and constrained-environment change practices. <br \/>\u2022 Broader vendor familiarity (Cisco\/Meraki\/Juniper) to read\/critique designs and handle heterogeneous estates. <\/p>\n<p><strong> Certifications (preferred) \u2022 Fortinet NSE 4\u20137 (or progress toward). <br \/>\u2022 Cisco\/Juniper routing certs helpful (CCNP, JNCIS\/JNCIP). <br \/>\u2022 Security certs a plus (e.g. CISSP, GIAC) and any exposure to ISA\/IEC 62443 for OT. <\/strong><\/strong><\/strong><\/div>\n<\/div>\n<h3><strong><strong><strong>Benefits<\/strong><\/strong><\/strong><\/h3>\n<div>\n<div><strong><strong><strong>At Nasstar, we know the importance of looking after our employees \u2013 after all, it\u2019s the team that underpins our business!<\/strong><\/strong><\/strong><\/div>\n<div>\n<div><strong><strong><strong>In addition to a competitive salary, supportive teams, and a real opportunity to progress in your career with a forward-thinking organisation, our benefits package includes:<\/strong><\/strong><\/strong><\/div>\n<div>\n<ul>\n<li><strong><strong><strong>25 days\u2019 holiday (excluding bank holidays) + Your Birthday Off<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>Flexible working \u2013 it\u2019s important to maintain a work\/life balance, as such, we will consider any written request for flexible working<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>Virtual working \u2013 we practice what we preach and empower our people to work remotely<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>Top tech \u2013 Leading services and solutions aren\u2019t just for our clients; we supply best-of-breed software and hardware for all our staff too<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>4x annual salary life assurance<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>Health cash plan<\/strong><\/strong><\/strong><\/li>\n<li><strong><strong><strong>Retail discounts and other perks from major brands<\/strong><\/strong><\/strong><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>Originally posted on <a href=\"https:\/\/himalayas.app\" rel=\"nofollow noopener\" target=\"_blank\">Himalayas<\/a><\/p>","protected":false},"author":100,"featured_media":0,"comment_status":"open","ping_status":"open","template":"","job_listing_type":[1174],"job_listing_category":[1831],"job_listing_location":[],"job_listing_tag":[],"class_list":["post-70045","job_listing","type-job_listing","status-publish","hentry","job_listing_type-remote","job_listing_category-network-design"],"metas":{"_job_featured_image":"","_job_featured":"","_job_filled":"","_job_urgent":"","_job_category":{"1831":"network-design"},"_job_type":{"1174":"Remote"},"_job_tag":[],"_job_expiry_date":"","_job_gender":"","_job_apply_type":"external","_job_phone":"","_job_apply_url":"https:\/\/himalayas.app\/companies\/colibri-digital\/jobs\/technical-design-authority-secure-networks","_job_apply_email":"","_job_salary_type":"","_job_salary":"","_job_experience":"","_job_career_level":"","_job_qualification":"","_job_video_url":"","_job_photos":"","_job_application_deadline_date":"","_job_address":"","_job_location":[],"_job_map_location":{"address":"","latitude":"","longitude":""},"_job_logo":"https:\/\/herecareers.com\/wp-content\/uploads\/wp-job-board-pro-uploads\/_employer_featured_image\/2025\/11\/ICON-Here-Careers-Logo-150-150x150.png","_job_employer_name":"HR","_job_employer_url":"https:\/\/herecareers.com\/ar\/employer\/hr\/"},"cmb2":{"_job_careerjet_job_fields":{"_job_careerjet_detail_url":"","_job_careerjet_company_name":""}},"_links":{"self":[{"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing\/70045","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing"}],"about":[{"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/types\/job_listing"}],"author":[{"embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/users\/100"}],"replies":[{"embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/comments?post=70045"}],"wp:attachment":[{"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/media?parent=70045"}],"wp:term":[{"taxonomy":"job_listing_type","embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing_type?post=70045"},{"taxonomy":"job_listing_category","embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing_category?post=70045"},{"taxonomy":"job_listing_location","embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing_location?post=70045"},{"taxonomy":"job_listing_tag","embeddable":true,"href":"https:\/\/herecareers.com\/ar\/wp-json\/wp\/v2\/job_listing_tag?post=70045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}