Telecommunications Technician

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 Central Office Technician is responsible for the installation, maintenance, and repair of telecommunication systems within central office environments. They ensure the smooth operation of communication networks by managing equipment and providing customer support. The position is responsible for the provisioning and maintenance of subscriber loop carrier systems, DSL, POTS, GPON, digital and optical muxes.

This is a full time position located in Great Falls, MT. The typical schedule is Monday - Friday 8am - 4:30pm. Will also include anon call rotation. May also include nights, weekends, and holidays.

• Installs, performs routine maintenance, analyzes defects, tests, adjusts, repairs, and maintains complex equipment such as switching systems, circuit equipment, network terminal equipment, and data/digital equipment by using electrical and or electronic measuring devices.
• Plans jobs and determines materials and resources needed to complete tasks, updates work and maintenance logs, keeps team and managers informed on the status of projects.
• Travels between central office locations
• Reviews and interprets work orders, wiring lists, wiring diagrams, and equipment drawings and follows standard practices in the performance of job duties.
• Utilizes knowledge of general input and analysis of ESS translations.
• Runs diagnostic test programs, analyzes defects and/or tests various types of telephone switching equipment (5
  
  ESS, Electronic Data Switching, etc.), uses various types of testing devices, e.g., volt-ohm meters, spectrum analyzers, digital communications, data analyzers, etc.

• At least six months experience diagnosing circuit trouble, and performing testing with volt ohm meters, TMS, or comparable equipment.
• At least six months experience provisioning and maintaining POTS, DSO, DS1/T1, DS3/T3, DSL, and fiber circuits.
• Must be proficient in switch maintenance and routines, working knowledge of IOF, SONET/DWDM equipment and services.
• Requires a valid state drivers’ license with satisfactory driving record.
• Ability to work varying shifts and hours including possible mandatory overtime, and/or callouts, weekends, and holidays.

Preferred Qualifications:

• At least 12 months experience diagnosing circuit trouble, and performing routine testing, including measuring AC/DC current using volt ohm meters, OTDR, or comparable test equipment.
• At least 12 months experience provisioning and maintaining POTS, DSO, DS1/T1, DS3/T3, DSL,and fiber circuits or services.
• Experience working with 5
  
  ESS switches.
• Experience including ROADM, Infinera, QMOE, IP Ethernet.
• Certification or training in the maintenance and operation of D4 channel banks, Calix DSL systems, Adtran (DLC), Fujitsu (FO Transport), and Alcatel DSL systems.
• Experience working independently with little supervision.

Pay Ranges

Minimum hourly rate: $14.93

Maximum hourly rate: $40.28

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.

Learn more about Lumen's:

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…