**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** The Senior Lead Operations Engineer is a seasoned technical expert responsible for managing and maintaining complex network infrastructure across multiple platforms including Juniper, Cisco, FortiGate, and Meraki. This role involves advanced troubleshooting using tools like SolarWinds, performing upgrades and preventative maintenance in data centers, and resolving high-impact incidents across WAN, SDWAN, MPLS, and VOIP systems. The engineer collaborates with security teams for audits and vulnerability assessments, manages vendor relationships for hardware and software support, and leads root cause analysis for network disruptions. With deep knowledge of IP routing, TCP/IP, firewalls, and physical layer diagnostics, the Senior Engineer independently prioritizes tasks, mentors team members, and ensures operational excellence in a 24x7 environment. Strong customer service, off-hours availability, and proficiency in internal tools and ticketing systems are essential to success in this role. **The Main Responsibilities** + Lead the configuration, maintenance, and troubleshooting of complex multi-vendor network environments, including Juniper SRX/MX, Cisco IOS/Meraki, FortiGate, SDWAN, and Metro Ethernet platforms. + Utilize SolarWinds and other advanced monitoring tools to proactively manage network health, identify performance issues, and execute corrective actions across enterprise infrastructure. + Perform upgrades and preventative maintenance at data centers, ensuring high availability and optimal performance of Cisco, Juniper, and Fortinet systems. + Collaborate with cybersecurity teams to conduct audits and vulnerability assessments, ensuring compliance with enterprise security standards and regulatory requirements. + Drive incident response efforts including diagnosis, resolution, and root cause analysis for high-impact network disruptions, including physical layer faults and WAN degradation. + Manage vendor relationships for hardware/software evaluation, installation, upgrades, and repairs, ensuring alignment with operational goals and service-level expectations. + Apply deep technical expertise in IP routing, TCP/IP, MPLS, SDWAN, IPAM systems, and Metro Ethernet to resolve complex network issues and support scalable architecture. + Support VOIP infrastructure, international routing, and remote access systems including Wireless Access Points, MUXs, CSU/DSU, and long-distance dialing configurations. + Independently prioritize and manage work requests based on system criticality and departmental objectives, demonstrating ownership and accountability. + Mentor and coach junior engineers, fostering technical growth and operational excellence across the team. + Operate effectively in a 24x7 call center environment, including off-hours and holiday support, with a strong commitment to customer service and continuous improvement. **What We Look For in a Candidate** + Desired Certifications: CCNP, Security+, JNCIP-SEC + 5+ years of technical customer call center experience + Associate degree in Engineering, Electronics, Networks or related technical or vocational education, or 7+ years of related work experience + Test knowledge/experience of DS0/DS1 circuits + Strong knowledge of TCP/IP, routing protocols, and IP addressing + Experience with basic commands in Cisco, Juniper, Alcatel routers and/or UNIX commands + Firewall experience, specifically Juniper SRX and A10 + SDWAN experience (Cisco Catalyst/Viptela) + Knowledge of Firewalls, specifically Juniper SRX and Cisco Firepower + Knowledge of IP Address Management (IPAM) systems, or equivalent + Previous experience troubleshooting complex network problems involving power, network hardware, routers, CSU, or carrier services + Experience working on complex translations troubles and/or maintenance assignments related to network switching equipment to resolve trouble tickets + Advanced expertise with IP routing on multiple router platforms + Experience with advanced commands in Cisco, Juniper, Alcatel and/or UNIX commands + Excel at working on complex MPLS issues + SDWAN problem expertise + Experience with Wireless Access Points and various remote switches/MUXs/VOIP telephones + Ability to understand and isolate physical layer problems + Experience working with software and hardware tools to remotely identify and diagnose WAN problems + Familiarity with VOIP, long distance and international dialing and routing + Ability to identify and resolve customer-reported trouble + Experience with Metro Ethernet **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: $129,639 - $172,852 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. $136,121 - $181,494 in these states: CO, HI, MI, MN, NC, NH, NV, OR, and RI. $142,603 - $190,137 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 (https://jobs.lumen.com/global/en/benefits-statement) + Bonus Structure \#LI-Remote **What to Expect Next** Requisition #: 339501 **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 (https://jobs.lumen.com/global/en/faq) . 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. **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. **Application Deadline** 09/07/2025