S4 Inc.
  • Colorado Springs, CO, USA
  • Commensurate with experience
  • Full Time

Comprehensive benefits package with 401k


Job Title: VoIP Network Technician

Work Location: Colorado Springs, CO

Clearance: Active Secret, ability to obtain TS+

Education: BS/BA or HS Diploma or equivalent; 7 years of experience in lieu of degree

Experience: 3-5 years of experience with DoD network

Certification: Current Security+ CE certification and current CISCO CCNA or Juniper certification

Schedule: Monday Friday

Travel: Occasional

Salary: Commensurate with experience

Job Listing Number: CO18053

Contract Labor Category: VoIP Network Technician

 

Overview: Provides day-to-day support to customers in wireless network, VPN and VoIP environment, including Incident management; Performs in wireless hardware and software refresh and required (Hardware refresh); Performs upgrade and patch of wireless devices; and develops wireless network infrastructures and make recommendations on systems enhancements for optimization.

 

Job Responsibilities:

  • Hands-on experience implementing various wireless LAN, technologies and end-user support
  • Experience with Wireless LAN design, configuration, and troubleshooting experience
  • Experience installing and configuring Cisco Switches, Routers, WAP, firewalls
  • Configure and troubleshoot Access Points, Wireless Controllers, routers, switches, firewalls, QoS, VPN, IPS, TACACS+, ACS (AAA), Radius, IAS, QOS, etc.
  • Upgrade software images onto Wireless Controllers, Wireless APs, routers, switches, firewalls
  • Monitor the wireless network and devices and perform wireless network maintenance and device upgrades.
  • Define and configure SSIDs, strong encryption, wireless and wired 802.1x using radius authentication, authentication between the client and the network using pre-shared keys or Extensible Authentication Protocol (EAP), VPNs, WPA combined with MAC ACLs
  • Solid and strong understanding of TCP and IP routing protocols (EIGRP, OSPF, BGP) and redistribution
  • Identify, troubleshoot, and resolve Layer 2 LAN network switching and protocols issues (Spanning Tree, VTP) and QoS
  • Working knowledge of the following network technologies: BGP, OSPF, vPC, Etherchannel, Spanning Tree, QOS, RADIUS, TACACS+, IPsec, SNMP2c/v3, IP Subnetting, 802.1q trunking
  • Troubleshoot and resolve Layer 1/cabling issues and complex wireless issues
  • Working knowledge with Cisco ISE integration
  • Experience with Cisco VOIP, UCS, including phone, Call Manager configuration
  • Troubleshoot and resolve networking incidents and provide high level support for daily operations.
  • Cisco VoIP/video implementation/support experience
  • Proactively resolve potential issues to ensure system availability and reliability
  • Troubleshoot and resolve networking incidents and provide support daily to users.
  • Proactively resolve potential wireless network issues to ensure system availability and reliability.
  • Monitor device resource utilization and trending for capacity planning.
  • Ability to work weekend and off-hour work when needed
  • Experience in a high volume, 24x7 production environment is a definite plus
  • Understanding LAN/WAN media and protocols

Desired Experience/Skills/Attributes:

  • Experience with Wireless LAN design, implementation, configuration, and troubleshooting
  • Experience with Cisco Wireless technologies
  • Knowledge of 5500 Series Wireless controllers and 3700 with security modules , 3800 series, 3600, 3500 & 2700 Access Points, Cisco Mobility Services Engine (MSE) and Cisco Connected Mobile Experiences (CMX)
  • Configuring SSIDs, strong encryption, Captive Web Portal and authentication, authentication between the client and the network using pre-shared keys or Extensible Authentication Protocol (EAP), VPNs, WPA combined with MAC ACLs.
  • Working knowledge of the following network technologies: BGP, OSPF, vPC, Etherchannel, Spanning Tree, QOS, RADIUS, TACACS+, IPsec, SNMPv1/v2c/v3, IP Subnetting, 802.1q trunking, STP, VTP
  • Cisco ASA5500 Next Generation Firewalls and Firepower firewall, AAA, ISE, Radius, IAS, QOS, etc.
  • Strong Knowledge of Wireless Security
  • Experience on Cisco Network environment, including knowledge of installing Cisco Switches, Routers, WAP's and Firewalls
  • IP routing protocols (EIGRP, OSPF, BGP) and redistribution
  • Cisco Prime Infrastructure, Netflow version 9
  • Cisco Application Visibility and Control (AVC), Network-Based Application Recognition 2 (NBAR-2) engine, Cisco's deep packet inspection (DPI) capability, Cisco Application Visibility and Control(AVC),
  • VLAN assignment, QoS, ACL, Cisco Wireless Controller System (WCS), wireless intrusion prevention system (IPS), wireless access points (CAPWAP)
  • Wired speed, nonblocking performance for 802.11n and optimized for 802.11ac networks
  • Knowledge of wireless specifications: IEEE 802.11a, 802.11b, 802.11g, 802.11d, WMM/802.11e, 802.11h, 802.11k, 802.11n, 802.11r, 802.11u, 802.11w, 802.11ac.
  • Knowledge of Wired/Switching/Routing: IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX specification, 1000BASE-T. 1000BASE-SX, 1000-BASE-LH, IEEE 802.1Q Vtagging, and IEEE 802.1AX Link Aggregation.
  • Cisco VOIP, UCS, including phone, Call Manager
  • Working knowledge of at least three (3) years of the following systems: Unix/Linux, Cisco IOS, and Windows Servers.
  • Experience with Visio.

 

To apply to this position please go to www.s4inc.com and click on Careers to complete and an employment application and to upload your resume.

 

S4 Inc. offers competitive salaries and a comprehensive benefits package with 401(k), and universal time off.  We are an Equal Opportunity Employerminorities/females/veterans/individuals with disabilities/sexual orientation/gender identity. S4 participates in the E-Verify employment verification program.  If you are looking for a challenging and rewarding position, then we invite you to submit your resume including salary history/requirements.  Candidate selected must be able to obtain and maintain the security clearance required by the contract at all times

 

If you are an individual with a disability or a disabled veteran, and need a reasonable accommodation to apply to a position, please contact Michelle Sweeney, HR Manager, by phone at (781) 273-1600 or by email at accommodation@s4inc.com.

S4 Inc.
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