About Lumen Lumen connects the world. We are igniting business growth by connecting people, data and applications – quickly, securely, and effortlessly. Together, we are building a culture and company from the people up – committed to teamwork, trust and transparency. People power progress. 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. The Role Applies advanced engineering and network principles, theories, concepts and technologies to solve unusually complex problems and issues. The Main Responsibilities - Leads the development, evaluation and implementation of new and innovative principles, processes and applications. - Exercises considerable latitude in decision-making under limited consultative direction toward predetermined long-range targets. - Analyzes complex local and wide area network systems and/or customer network environment, including planning, designing, evaluating, selecting operating systems and protocol suites and configuring communication media with concentrators, bridges and other devices. - Resolves difficult interoperability problems to obtain operation across all platforms. - Configures systems to user environments. - Supports acquisition and implementation of hardware and software as well as subcontractor services. Regarded as subject matter expert in applied research, development, and design of new products. - Acts as primary consultant to leadership detailing the technical requirements and specifications necessary to obtain solutions. - May act as a technical project leader or provide work leadership for lower level employees. - Excludes those with full supervisory responsibilities. - Requires limited direction and guidance with most tasks. What We Look For in a Candidate - Consulting Level Bachelor's degree. Typically with 8+ years of experience. - 6+ years of experience with Master's Degree. Compensation This information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors. Location Based Pay Ranges: $103,711 - $138,281 in these states: AL, AR, AZ, FL, GA, IA, ID, IN, KS, KY, LA, ME, MO, MS, MT, ND, NE, NM, OH, OK, PA, SC, SD, TN, UT, VT, WI, WV, and WY. $108,896 - $145,195 in these states: CO, HI, MI, MN, NC, NH, NV, OR, and RI. $114,082 - $152,109 in these states: AK, CA, CT, DC, DE, IL, MA, MD, NJ, NY, TX, VA, and WA. Lumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process. Learn more about Lumen's: - Benefits - Bonus Structure #LI-Remote Requisition #: 341540 Background Screening If you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page. Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Equal Employment Opportunities We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training. Privacy Notice Lumen is committed to protecting the privacy and security of personal information collected during the recruitment and hiring process. Our Privacy Notice explains how we collect, use, disclose, and protect applicant information, as well as how individuals may request access to or deletion of their personal data. To review Lumen’s Privacy Notice, please visit: https://jobs.lumen.com/global/en/privacy-notice Disclaimer The job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions. In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.

Role Description This is not a traditional support role. As a Senior Network Solutions Engineer, you will be one of the most technically senior customer-facing voices at Arrcus — a trusted expert who owns the hardest problems our customers face. You will work at the intersection of Customer Engineering and core R&D to solve complex issues in BGP, MPLS, SRv6, and EVPN environments, and your work will directly shape our products, documentation, and customer success programs. If you have spent years in a TAC or SP network operations role and want a position where your deep expertise is recognized, your insights influence product direction, and you own customer outcomes end-to-end — this is that role. What You'll Do - Own and drive resolution of critical, complex issues in customer production Service Provider and Data Center environments running ArcOS. - Reproduce and root-cause customer-reported network issues in a dedicated lab environment, working directly with R&D on fixes. - Act as a technical advisor to customers during network deployment, Day-2 operations, and incident response. - Serve as the internal escalation bridge between customers and engineering, ensuring issues are documented, prioritized, and resolved with urgency. - Develop deep technical specializations and contribute to white papers, knowledge bases, and internal tooling. - Participate in cross-functional initiatives including new product launches, support readiness reviews, and process improvements. - Mentor junior engineers and contribute to building a world-class support practice. Qualifications - 10+ years of hands-on experience in large-scale IP network engineering or operations. - 3+ years in a TAC, escalation engineering, or customer-facing technical role. - Deep expertise in: BGP, OSPF, IS-IS, MPLS (L2/L3 VPN), VXLAN, EVPN, SRv6, and Segment Routing. - Proven experience troubleshooting Service Provider networks at scale. - Strong written and verbal communication skills; ability to translate complex issues for both engineers and executives. Requirements - CCIE, JNCIE, or equivalent certification or demonstrated work history. - Experience with NetOps tooling: Ansible, Python scripting, Vagrant. - Familiarity with Linux, traffic generators (Wireshark, IXIA), and network automation. - Experience at a networking startup or vendor environment. Benefits - Competitive salary: $125,000–$200,000 (commensurate with experience) - Bonus + equity in a well-funded, growing company - 100% covered medical, dental, and vision insurance - Parental leave, 401(k), and Employee Assistance Programs - Health & wellness programs - Weekly catered lunches and monthly happy hours at our San Jose HQ

• Support large enterprise network operations, including monitoring circuits daily for anomalies that may cause outages. • Respond to remote site circuit outages and resolve router, switch, and firewall issues in a timely manner. • Configure and monitor core to remote network equipment across a complex local and wide area network environment. • Implement, upgrade, and maintain products from the Cisco suite of tools. • Plan, design, and implement local and wide area networks in alignment with agency requirements. • Perform ongoing network maintenance and problem resolution, including after-hours support as needed. • Utilize SecureCRT, Cisco Command Line Interface, and OSI model principles in daily operations. • Collaborate with other agency departments and external organizations to ensure a secure and effective network solution. • Provide network support for all programs and systems used across the Texas Department of Criminal Justice. • Participate in on-call rotations approximately every 5 weeks to address after-hours network issues.

• Collaborate tightly with developers, testers, program managers, and cross-functional IS, non-IS, and clinical partners • Architect, optimize, and continuously improve large-scale, mission-critical services • Define network strategy, coach and empower a high-performing team • Deliver scalable, secure, data-driven solutions that prioritize performance, cost-efficiency, and an exceptional caregiver experience.