Senior Information Security Engineer - Cyber Incident Response

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 invested in providing the flexibility you need to thrive and deliver lasting impact. Apply now to continue digitally connecting the world and shaping the future. The Role Cybersecurity Incident Response Team (CIRT) Engineers are expected to respond to and mitigate/remediate cybersecurity alerts from Lumen assets. CIRT Engineers research and recommend preventative measures in conjunction with managing reactive alerts. In addition, CIRT Engineers are responsible to evaluate current capabilities and predict future needs, then work with internal stakeholders, vendors, and peers to anticipate, define, and pursue these capabilities. Location This is a remote position open to candidates based anywhere in the US. The Main Responsibilities • Respond to, remediate, and document information security incidents not limited to dashboard (Advanced Threat Appliance & SIEM) alerts, tickets, emails, or phone calls. • Actively hunt the enterprise for insecure, suspicious, or malicious activity. • Review data that is processed within the SIEM to find incident evidence and suspicious events as well as out of scope events. • Verify and validate security notifications from both internal and external sources. • Identify and resolve incidents that are not defined by (or deviate from) an existing incident response guide. • Assist with significant incidents as needed or assigned. • Provide feedback for development and consistency of automated threat detection mechanisms. • Update and maintain response guides for accuracy. • Support Security projects to improve Cyber Defense Team or Lumen's security posture. • Demonstrate effective communication skills, both verbal and written What We Look For in a Candidate Minimum Qualifications: • Undergraduate degree in computer science, engineering, or related field, or equivalent experience. • Solid understanding of information security fundamentals, host and network security hardening and requirements; networking protocols; common intrusion techniques; and common risk management concepts. • Analytical and problem-solving skills related to networking, operating systems, and malware analysis. • Candidate must possess, or be willing to pursue, applicable professional/technical certifications, such as Security +, C|EH, OSCP, GCIH, CISSP, GPEN, GWAPT, GISEC, CISM or CISA. • Candidate must be US based and able to obtain government suitability. • Strong oral and written communication skills and comfort with presenting technical issues to all levels of management, as well as non-technical staff. • Experience with cloud security and cloud service providers (e.g., AWS, Azure, Google Cloud Platform). • Broad technical knowledge of current and emerging technologies. Preferred Qualifications: • 4+ years of experience in incident response, computer forensics security, risk assessments, application security or network security. • Experience in network and/or firewall engineering, administration, design and implementation including experience in applying methodologies and principles for all levels of security. • Understanding of the following tools: SIEM, IDS / IPS, host based anti-virus, or similar products. • Experience in network monitoring tools to monitor attacks/threats and doing the initial triage of findings. • Microsoft or UNIX (including Linux or other UNIX derivatives) operating system administration/support experience. • Experience with technologies, tools, and process controls to minimize risk and data exposure. • Development experience in scripting languages such as Python or Perl. • Experience in large enterprise or carrier data centers and/or networks. 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: $82,969 - $110,625 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. $87,117 - $116,156 in these states: CO, HI, MI, MN, NC, NH, NV, OR, and RI. $91,266 - $121,688 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 #: 339758 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. 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 09/12/2025 Apply tot his job