Senior Director of Security Architecture and Engineering (Public Sector)

Job Summary

We're looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.

Essential Duties and Responsibilities

The Senior Director of Security Architecture & Engineering leads cybersecurity architecture and engineering for Lumen's Public Sector portfolio.

This role owns the strategy and technical roadmap for federal security services, ensuring compliance with FISMA, FedRAMP High, NIST 800‑53, TIC 3.0, CMMC, and related requirements.

You will guide cloud and network security architecture, secure design practices, and ongoing modernization efforts while partnering with executives, government stakeholders, and cross‑functional teams.

This Senior Director role is a critical executive position that ensures Lumen's public sector security services remain highly secure, compliant, and technically superior in a rapidly evolving landscape.

The ideal candidate is a visionary leader who can marry deep technical expertise with strategic business insight - someone who can chart a course for the future of security solutions and galvanize teams to turn that vision into reality.

If you are excited by the challenge of protecting government networks with state-of-the-art architectures and leading a talented team in delivering on that mission, we encourage you to apply.

Location: This is a remote position open to candidates based anywhere in the U.S. * Set the vision and multi‑year roadmap for public‑sector security architecture and secure service delivery. * Provide executive oversight of network, cloud, identity, and data‑protection architectures aligned to FedRAMP and federal standards. * Lead compliance strategy across FISMA, RMF, FedRAMP ATOs, and continuous monitoring. * Represent Lumen as a senior technical SME with government CIO/CISO stakeholders and internal executives. * Drive modernization of security platforms, cloud migration, automation, and SOC/SIEM evolution. * Lead and develop a high‑performing team of security architects and engineers. * Partner closely with Product, Operations, Program Management, and Compliance to deliver secure, reliable, and compliant solutions.

What We Look For in a Candidate: * 15+ years in cybersecurity or network engineering; 5-7+ years leading security architecture for mission‑critical or regulated environments. * Deep expertise in federal compliance frameworks (FISMA, NIST RMF, FedRAMP, TIC 3.0, CMMC). * Broad technical mastery across cloud security, network architecture, identity, SIEM/SOC design, automation, and modern security platforms. * Strong executive communication and stakeholder‑management skills. * Proven ability to define strategy, build roadmaps, and drive cross‑functional execution. * Master's degree required; CISSP/CISM preferred.

U.S. citizenship and federal fuitability clearance required. Secret+ clearance preferred. * Financial acumen in budgeting, cost modeling, and investment planning.