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Principal Enterprise Security Architect

Role overview

Qualifications

  • 10+ years' relevant experience
  • Strong experience with SASE/SSE Convergence – SDWAN, (CASB), Secure Web Gateways (SWG), and Zero Trust Network Access (ZTNA)
  • 15+ years with strong experience with Edge and Perimeter Protection solutions
  • Industry Certifications Required: CCIE and CISSP

Responsibilities

  • Act as the primary security architecture advisor to US Government Client CISO ENG, translating risks into business metrics
  • Lead collaborative design, threat modeling, and remediation sessions across various teams
  • Formulate and author Enterprise Security Architecture roadmap aligning with CISO goals
  • Conduct rigorous architectural reviews of the global hybrid footprint to identify structural weaknesses

Key facts

Hard skills

About the company

Marathon TS logo

Marathon TS

IT Services & IT Consulting

Marathon TS provides winning IT solutions for government and industry as a WBENC Certified Woman-Owned Small Business. We were founded in 2009 by IT professionals with a proven record of success in building IT services companies. Marathon TS provides digital solutions in cloud, mobile, big data, IoT, cybersecurity, and advanced analytics through user-centric designs driven by Agile (SAFe) methodologies and DevSecOps best practices. We also provide scalable support through our network of experts who specialist in specific technical or subject matter disciplines. As a Prime Contractor, we have successfully provided services to the U.S. Federal Government, including the Intelligence Community, the Department of State, the Department of Energy, the Defense Health Agency, and the Department of Veterans Affairs, as well as the U.S. Air Force and U.S. Navy. Private sector clients include IBM, Lockheed Martin, Booz Allen Hamilton, BAE Systems, Leidos, and more. Marathon’s success depends on building and maintaining strong relationships with our clients that are based on mutual trust, responsiveness, accountability, and customer satisfaction. Our goal is to understand our clients business as well as we understand our own. It is our responsibility to know our clients industry and the business challenges they face.

Company details

Company typeSME
IndustryIT Services & IT Consulting
Company size51 - 200

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Job description

Principal Enterprise Security Architect

Position Overview
We are seeking a visionary Principal Enterprise Security Architect to serve as the strategic and technical bridge between our security operations and CISO leadership, and enterprise infrastructure. Operating within the Corporate Information Security Office (CISO), you will collaborate directly with internal and external stakeholders to align corporate initiatives with robust cyber defense strategies. The primary focus of this role is to ensure the preservation and continuous enhancement of our security posture throughout our continuing infrastructure evolution process and into the ultimate architectural end-state. You will identify structural security gaps across our hybrid environment, comprising multiple physical data centers and multi-cloud environments, engineering resilient solutions to mitigate them, while using SI and LLM .

Experience Years: 10+ years' relevant experience
• Act as the primary security architecture advisor to US Government Client CISO ENG, translating deep technical risks and structural vulnerabilities into clear business-risk metrics.
• Lead collaborative design, threat modeling, and remediation sessions across the CISO office, Network Engineering teams, Endpoint Management teams, and external vendor/partner organizations.
• Formulate and author Enterprise Security Architecture roadmap, ensuring the security solution/technology investments align with CISO goals and business needs, in the areas of edge/network defense, cloud security, transport security, endpoint protection, and certificate lifecycle management. Using skillset along with vendor products to continue moving the enterprise security towards SI automation.
• Establish and enforce governance and security policies in the infrastructure.
• Manage and/or advise on planning and operation of all CISO Engineering Security Edge workstreams.
• Conduct rigorous, proactive architectural reviews of the global hybrid footprint to identify structural weaknesses through continuous monitoring.

Required Skills:
• Strong experience with SASE/SSE Convergence – SDWAN, (CASB), Secure Web Gateways (SWG), and Zero Trust Network Access (ZTNA).
• 15+ years with strong experience with Edge and Perimeter Protection solutions and designs - IDS/IPS, WAF/WAAP, SDWAN remote security
• Strong experience with Network service security and infrastructure – DNS security, PKI and CAOps, Proxy
• Strong understanding of Zero Trust tenets and principles, and practical application of the principles.
• In-depth understanding of Security Framework Alignment: Map all infrastructure patterns to prevailing industry standards and best practices, specifically NIST CSF / SP 800-53 and the CIS Critical Security Controls.
• In-depth understanding of hybrid large scale enterprise: Strong history of assessing and securing complex enterprise environments spanning multiple physical data centers and comprehensive multi-cloud environments from various cloud service providers. (AWS, GCP, Azure)
• 10+ years of progressive experience in cybersecurity and infrastructure, with 5+ years in a dedicated architecture role directly influencing architectural decisions and priority.
• 15+ years with hands-on architectural experience across the entire technical scope: PKI, NDR, NGFW, WAAP, EDR/XDR, and SIEM), IDS/IPS, DNS Protection, Proxy, Webproxy, Client, Loadbalancer, IP routing, Data Center designs
• Experience with development and application of governance policy and standards in application of security tools, and Security Governance process/workstream management, while working to leverage SI to automate processes
• Experience with security Incident response activities.
• Understanding AI application development methodology

Industry Certifications Required:
CCIE and CISSP.
Desired Training:
Microsoft Azure, GCP, AWS Fundamentals/Associate, Splunk, x-AI Fundamentals

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Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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