Field Ops Engineer II

Lumen; Cincinnati (OH); On-site; USD 68,000 - 90,000; Full time

Job summary

Lumen is a trusted network for the AI‑powered world, delivering secure, high‑performance connectivity for enterprises, governments, and communities. This role provides 24x7x365 Tier II technical support for critical infrastructure systems and serves as an escalation point for field operations in a demanding environment.

With 5+ years of related experience or 7+ years without a degree, you will help maintain site readiness, support DR/BCP efforts, guide maintenance programs, and lead

Qualifications

• Experience supporting critical infrastructure, electrical and electronic systems, power distribution, UPS, generators, HVAC, and facility operations.

Responsibilities

• Provide Tier II technical support and troubleshooting for critical infrastructure systems including AC power distribution, generators, ATS, UPS systems and battery strings, DC power plants and batteries, PDUs, STS, grounding, fire systems, HVAC equipment, CRAC units, chillers, dry coolers, condensers, pumps, buildings, and structural systems.
• Support field technicians and management in stabilizing emergencies, resolving complex technical issues, and reducing dependence on external vendors.
• Maintain core site readiness by identifying, documenting, prioritizing, and escalating infrastructure deficiencies, risks, and jeopardy situations for remediation.
• Identify critical infrastructure requiring replacement and support planning, approval, and replacement processes.
• Serve as a SME for task forces, cross-functional projects, and technical initiatives, providing recommendations and solutions to operational challenges.
• Provide onsite and remote disaster recovery support for facilities and critical infrastructure equipment.
• Assist with preventive maintenance programs, maintenance scheduling, and infrastructure lifecycle planning.
• Ensure Business Continuity Planning (BCP) infrastructure information remains accurate for sites within the assigned Area of Responsibility (AOR).
• Conduct capacity management assessments and support infrastructure planning for core sites.
• Deliver PMI and technical troubleshooting training to field technicians.
• Lead and coordinate vendors, contractors, and technical teams on projects and complex assignments.
• Support repair and replacement activities, ensuring compliance with approval and engineering review processes.
• Travel as required, including short‑notice travel, to support emergency situations and critical site operations.

Skills

Critical infrastructure experience

Electrical & electronic systems

Power distribution

UPS & generators

HVAC systems

Facility operations

Education

Electrical Engineering degree

Mechanical Engineering degree

Electronics degree

Job description

Lumen is the trusted network for the AI‑powered world, connecting people, data, and applications through our expansive fiber network and connected ecosystem. We enable secure, high‑performance connectivity across cloud, edge, and AI workloads for enterprises, governments, and communities.

At Lumen, you’ll work on infrastructure customers rely on today and build for what’s next, where performance, security, and resilience matter.

This is a high accountability environment where bold ideas drive real innovation for our customers, partners, and industry. The work is challenging, expectations are clear, and trust is built into how we operate. If you’re ready to take ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today.

The Role

Provides 24x7x365 Tier II technical support and troubleshooting for critical infrastructure systems, ensuring operational integrity, site readiness, business continuity, capacity planning, and cost‑effective operation of critical facility equipment. Serves as a technical escalation point for field operations, supporting emergency response, disaster recovery, and infrastructure reliability initiatives.

The Main Responsibilities

• Provide Tier II technical support and troubleshooting for critical infrastructure systems including AC power distribution, generators, ATS, UPS systems and battery strings, DC power plants and batteries, PDUs, STS, grounding, fire systems, HVAC equipment, CRAC units, chillers, dry coolers, condensers, pumps, buildings, and structural systems.
• Support field technicians and management in stabilizing emergencies, resolving complex technical issues, and reducing dependence on external vendors.
• Maintain core site readiness by identifying, documenting, prioritizing, and escalating infrastructure deficiencies, risks, and jeopardy situations for remediation.
• Identify critical infrastructure requiring replacement and support planning, approval, and replacement processes.
• Serve as a Subject Matter Expert (SME) for task forces, cross‑functional projects, and technical initiatives, providing recommendations and solutions to operational challenges.
• Provide onsite and remote disaster recovery support for facilities and critical infrastructure equipment.
• Assist with preventive maintenance programs, maintenance scheduling, and infrastructure lifecycle planning.
• Ensure Business Continuity Planning (BCP) infrastructure information remains accurate for sites within the assigned Area of Responsibility (AOR).
• Conduct capacity management assessments and support infrastructure planning for core sites.
• Deliver Preventive Maintenance Inspection (PMI) and technical troubleshooting training to field technicians.
• Lead and coordinate vendors, contractors, and technical teams on projects and complex assignments.
• Support repair and replacement activities, ensuring compliance with approval and engineering review processes.
• Travel as required, including short‑notice travel, to support emergency situations and critical site operations.

What We Look For in a Candidate

• Associate's or Bachelor's Degree in Electrical Engineering, Mechanical Engineering, Electronics, or equivalent education and relevant experience.
• 5+ years of related experience with a degree.
• 7+ years of related industry experience in lieu of a degree.
• Experience supporting critical infrastructure, electrical and electronic systems, power distribution, UPS, generators, HVAC, and facility operations.

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

$67,703 - $90,270 in these states: IN OH

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-Onsite

Requisition #: 342774

Life at Lumen

Life at Lumen is human and connected, even in a fast moving, AI‑focused organization. We set clear expectations and trust people to meet them. With real support and shared accountability, teams collaborate better, move faster, and deliver meaningful outcomes.

Our Lumen 8 behaviors guide how we interact, make decisions, and work together, shaping a culture built to perform and win.

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 Applicant 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 Global Employment Applicant and Talent Community 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.