IES is a national provider of industrial products and infrastructure services to a variety of end markets, including electrical, mechanical and communications contracting solutions for the commercial, industrial, residential and renewable energy markets. IES is publicly traded on NASDAQ under the symbol IESC. As of the end of IES's 2025 fiscal year ending September 30, 2025, IES produced over $3.3 billion in revenue and employed over 10,200 employees at over 174 domestic locations across the United States. Our commitment to our employees is reflected by our actions: Safety is Priority One

• and our record shows it Competitive Pay Company 401K plan with Employer Contribution Match Company Paid Time Off Company Paid Life Insurance Choice of Medical Coverage including

Prescription and Short Term Disability Plans Choice of Dental and Vision Coverage Optional Long-term Disability, Critical Illness, Accident, Legal and Pet Coverage Auto and Home Insurance Discount Programs Job Summary:

The Technician II

• Fiber is responsible for all aspects, of Fiber including but not limited to installing, terminating, testing, and splicing.

General Job Duties and Responsibilities:

Cabling & Termination The Technician II

• Fiber must have basic copper termination skills The Technician II
• Fiber will install a work area outlet for the floor, modular furniture, and wall (terminate

CAT 3 & CAT 5

jacks. Mount faceplates and surface mount boxes correctly. Adhere to

IES COMMUNICATIONS

labeling standards). The Technician II

• Fiber will build closets (Mount and install backboards, cross-connects, racks, patch panels, fiber optic, and hardware). Install grounding for racks, equipment, and cable as required. Complete all IDC connections (e.g. terminate 110/66 blocks and patch panels). The Technician II
• Fiber performs testing, continuity test horizontal and riser cable, use of volt-ohmmeter, troubleshoot opens, crosses, shorts, and transpose pairs on horizontal and riser cable. The Technician II
• Fiber installs LC, SC, ST, FC, FDDI, SMA, and MPO/MTP connectors, for both multi-mode & single-mode fiber The Technician II
• Fiber will terminate simplex & duplex jumper cord The Technician II
• Fiber will terminate & breakout outside plant (loose tube) fiber (e.g. Corning/Commscope) The Technician II
• Fiber will terminate & breakout outside plant (loose tube) fiber (e.g. 3DNX) The Technician II
• Fiber will terminate indoor tight buffered multimode and single-mode fiber The Technician II
• Fiber will install fan-out kits including buffer tube The Technician II
• Fiber will calculate the end-to-end loss budgets in accordance with TIA/EIA standards for multimode & single-mode fiber The Technician II
• Fiber will fully complete all IES paperwork accurately and on time specifically, timesheets, material transfers, work orders, change orders, Job Blog, tool transfers and others as required The Technician II
• Fiber will complete any other duties as assigned Testing The Technician II
• Fiber will test using an OTDR, Fluke DTX 180 The Technician II
• Fiber troubleshoots using an OTDR to identify and correct problems end to end, and Network-wide Splicing The Technician II
• Fiber will perform mechanical splicing with all types of fiber cable The Technician II
• Fiber will perform fusion splicing with all types of fiber cable The Technician II
• Fiber performs building entrance splices, maintenance space, and direct buried splices

Physical and Mental Requirements:

Must be able to move up to 75 lbs. Must be able to work at heights and on a ladder, and in confined spaces Must be able to utilize tools, as specified above Must present a neat appearance Be on time, ready to work, everyday Display a positive work attitude Exhibit appropriate work behavior Display initiative; seek out additional work Adhere to IES safety regulations May be required to travel overnight or for extended periods of time

Education, Certification, License, and Skill Requirements:

Must possess a High School diploma or GED equivalent 5 plus years of experience in Fiber Industry Certs preferred (Corning/FOA) Data Center installation experience preferred Proficient at terminating all connector types and methods for SMF and MMF systems (Unicam, anaerobic, heat-cure) Testing & Troubleshooting

MMF & SMF

systems experience required (OTDR & PMLS) Mechanical and Fusion Splice experience preferred OSP / Confined Space Entry experience preferred (splicing) Must be able to comprehend prints and drawings Basic reading and writing skills Must have reliable transportation and be able to meet IES driving standards policy Must be able to work independently