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Title:  Senior Network Engineer


Irving, TX, US, 75039

Division:  Information Technology
Job ID:  6300

it's what's inside that counts



There’s more to CMC than our steel products and the buildings, structures, and roads they go into. At CMC, it’s the people inside our recycling centers, fabrication plants, steel mills and offices that make us who we are as a company. Our success comes from finding, retaining, and supporting the highest quality talent by offering:

  • Flexible/hybrid work environment
  • Competitive compensation
  • Advancement opportunities
  • Training
  • Paid time off
  • Low-cost medical, dental, vision
  • Company-paid life and disability
  • Company matching 401(k) plan
  • Employee stock purchase plan

Why This Job

CMC provides an excellent opportunity to learn the steel industry and grow in your career. Whether you will spend your day in an office cubicle, operating a crane or running the melt shop at one of our mills, at CMC, you’ll get the training and support from your team that you need to excel in your role and reach your full potential.

What You'll Do

  • Maintain CMC's SIP infrastructure across several locations
  • Install/Maintain/Patch AudioCodes SBC's
  • Assist with Architect voice solutions
  • Help keep Skype for Business and Teams voice environment running smoothly
  • Check Skype for Business and Teams Call Quality dashboard
  • Assist the Engineering and Operations team troubleshoot/diagnose voice related issues
  • Analyze existing standalone or clustered telephony infrastructure components with engineering and operations teams

What You'll Need

  • Hands on experience on MS Teams and Skype for business Online support and troubleshooting
  • Experience in administration & Troubleshooting Enterprise Voice on Lync/SFB including SIP Trunks
  • Knowledge of Lync Online and Hybrid setup
  • Broad knowledge of Microsoft products, technologies, and its integration with Lync Server
  • Knowledge of VoIP protocols such as SIP, H323, MGCP, RTP, Codecs knowledge and troubleshooting experience
  • Ability to install and configure AudioCodes SBC's
  • Ability to debug network issues pertaining to voice/video traffic

Your Education

  • Bachelor’s degree in Computer Science, Engineering, or other related field; or equivalent experience required.

We are Commercial Metals Company, a Fortune 500 company with a family feel that’s already part of your life. Our steel products have been supporting structures in more than 20 countries for over 100 years. And the secret to our success? We’ve built our legacy by assembling a team of innovators and doers to tackle some of the most challenging problems facing our world over last 100 years — but we’re just getting started.


If you’re ready to reimagine ways to make the steel industry more sustainable, reinforce the bridges and roadways that connect our communities, and raise the bar for what it means to do meaningful work day in and day out. In short, you’re ready to be part of CMC. Join us and start moving your career — and our world — forward. 


CMC is committed to providing equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, age, physical or mental disability, national origin, citizenship, military or veteran status, sexual orientation, gender identity and/or expression, genetic information, or other status protected by federal, state or local law.


Nearest Major Market: Irving
Nearest Secondary Market: Dallas

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