The MasTec Companies

Network Administrator, IT

Job Locations US-WA-Sumner
Posted Date 2 months ago(11/14/2022 3:31 PM)
Requisition ID
# of Openings
Information Technology


SEFNCO Communications gives you the opportunity to utilize your IT knowledge in an engaging and growing industry. As a Network Administrator, you will have the opportunity to utilize your skill set, work in a safety-minded environment, and join us in expanding technology for a better community.

Pay Per Year 65K-75K DOE


SEFNCO Communications takes great pride in providing engineering, construction, design, and management solutions that meet the growing telecommunications needs throughout the United States. Join our fast-growing team of professionals and help us provide the highest level of quality service to our customers and communities while maintaining our commitment to safety! Make it Safe, Make it Personal, Make it Home.


As a Network Administrator, you will provide support to all IT infrastructure, including servers, operating systems, databases, networking, firewalls, switches, routers, and web applications.


In addition, you will:

  • Monitor, support, and troubleshoot the IT infrastructure for problems
  • Clearly communicate technical solutions in a user-friendly/non-technical manner
  • Work with internal and external clients via phone and email to resolve problems
  • Perform advanced troubleshooting and problem resolution for all types of IT infrastructure as assigned – hardware, software, telecommunications, business application, customer connectivity, LAN, WAN, and others
  • Triage complex problems, taking corrective action to ensure availability and minimize downtime


About You:

  • You have a 2-year technical degree, A+, MCDST or similar certification, or 2-4 years of relevant experience
  • You have experience with multiple software technologies, including Windows XP/Vista/7, MS Office, MS Windows Server 2003/2008/R2
  • You have excellent knowledge and experience with Active Directory, Group Policy, Distributed File Services, Exchange Server 2003/2007/2010
  • You have a track record of completing work with a high level of quality

MOS Codes 26A, 26B, 26Z, 0631, 746A, and 25B relate well to this position.


Hard work pays off. See what you’ll get for your effort: 


Financial Security 


  • 401(k) with company match 
  • Employee Stock Purchase Plan (ESPP) 
  • Life insurance 
  • Short-term and Long-term disability 
  • Red Wing Boot Voucher 


Health and Wellness 


  • Medical, dental, and vision insurance 
  • HSA flexible spending 
  • Dependent care flexible spending 
  • Employee Assistance Program (EAP) 


Work/Life Balance 


  • Paid time off 
  • Paid holidays 
  • Family and medical leave 
  • Bereavement leave 


Employee Referral Program 


Refer someone who delivers excellence just like you and receive a $1,000 incentive for a referral that becomes a permanent hire! 


We meet your commitment with competitive pay and benefits. If this sounds like you, let’s talk. Build your career with MasTec! 


MasTec, Inc. is an equal employment opportunity employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.


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