26 to 50 of 263 VoIP Jobs

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security Education and Experience : Bachelor's degree 1-3 years related experience Desired: SAP Experience Training and Certifications More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security Education and Experience : Bachelor's degree 1-3 years related experience Desired : SAP Experience Training and Certifications More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's degree 3-5 years related experience, SAP experience Training and Certifications : IAT More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's degree 1-3 years related experience; Desired: SAP Experience Training and Certifications More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's degree 3-5 years related experience, SAP experience. Training and Certifications : IAT More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's Degree MANDATORY: 3-5 years related experience, SAP experience. Training and Certifications More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security Education and Experience Required: Bachelors Degree or 4 years of additional experience 1-3 years related experience More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience Required: Bachelor's degree -OR- 4 years of additional, relevant experience, in lieu of More ❯

SecurityX - Formerly CASP+CE - GSLC - GIAC Security Leadership certification - Proven track record of designing and implementing secure, scalable DoD enterprise networks (classified and unclassified). - Advanced technical expertise in VMware, VOIP phones, Microsoft Teams, and Windows Server systems. - Expertise with network architecture, firewall policy, routing protocols, QoS, Cloud-enablement strategies, and cross-domain solutions. - Experience performing Tier 3 O&M support More ❯

IVR scripting, call routing strategies, reporting, and integrations with CRM/ERP platforms. Knowledge of Session Border Controllers (SBCs), SIP trunking, and PSTN integrations. Networking & Infrastructure Solid foundation in VoIP protocols (SIP, H.323, RTP, SRTP, QoS, SBC security). Understanding of LAN/WAN networking fundamentals, firewalls, and VPN technologies as they relate to collaboration. Experience with virtualization platforms (VMware More ❯

Microsoft 365 administration and SharePoint Online Core networking (DNS, routing, switching) Fibre installation and troubleshooting POS and AV/conferencing system installation Firewall configuration (Meraki/Draytek/Sophos) VoIP systems (preferably Gamma) Apple device support Full UK driving licence and the legal right to work in the UK Flexibility and willingness to travel across the UK as required Salary More ❯

of the PCsupport function and timely resolution of Helpdesk tickets in line with internalSLAs.• Network Infrastructure Maintenance: Oversee the health and performance ofOffice 365 environment, Windows Server, Active Directory, VoIP phonesystem, and Meraki switch/cabling infrastructure.• Security & Data Integrity: Maintain a safe network environment and upholddata protection standards.• Strategic IT Solutions: Contribute to the development of new technicalsolutions aligned More ❯

A confident, customer-focused approach Full UK driving licence Bonus points if you have Microsoft, CCNA or FortiGate certifications Experience with VMWare/Hyper-V Firewall experience (FortiGate ideal) VOIP & project management know-how Why you’ll enjoy this role A mix of hands-on support and full project ownership Competitive salary + car allowance Growing business with long-standing More ❯

materials, boxes or equipment. Preferred Qualifications: • Completed CCNP Routing and Switching or CCNP Enterprise • Experience with VMWare NSX-T or other software defined network platform. • Knowledge and experience with VoIP/collaboration systems • Knowledge and experience with HAIPE-based encryption devices • Knowledge of Virtualization technologies: VMware, Citrix, and Microsoft • Knowledge and experience with data center networking • Experience with firewalls and More ❯

Baseline IAT Certification; higher levels preferred. • TS or TS/SCI clearance Preferred Skills: • Experience with SD-WAN technologies. • Familiarity with automation and scripting (Python, Ansible, etc.). • VOIP and unified communications experience (e.g., Cisco CUCM). • Experience with network segmentation and zero trust architectures. Soft Skills: • Self-driven • Strong communication and interpersonal skills. • Ability to prioritize tasks in a More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris), video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's degree -or- 4 years of additional, relevant experience, in lieu of degree More ❯

Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris), video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security. Education and Experience : Bachelor's degree. 12-15 years experience; Prior performance in roles such as ISSO More ❯

with a focus on unified communications and cloud-based collaboration platforms. Proven experience migrating from Cisco CUCM to Microsoft Teams Phone. Deep understanding of Microsoft Teams, Direct Routing, SBCs, VoIP, and telephony infrastructure. Strong background in Windows Server, Active Directory, Microsoft 365, and network architecture. Excellent communication, leadership, and documentation skills. Relevant certifications (e.g., Microsoft Certified: Teams Voice Engineer Expert More ❯

telecommunications carrier ordering systems and processes e. Knowledge of WAN/LAN, TDM and Voice switching systems; TCP/IP, specific routing protocols such as OSPF, BGP and RIP; VoIP, DWDM, CTI and VPN technologies f. Experience with leading network vendors such as Cisco, Juniper, Ciena, RAD g. Experience with database modeling software such as MetaSolv More ❯

telecommunications carrier ordering systems and processes e. Knowledge of WAN/LAN, TDM and Voice switching systems; TCP/IP, specific routing protocols such as OSPF, BGP and RIP; VoIP, DWDM, CTI and VPN technologies f. Experience with leading network vendors such as Cisco, Juniper, Ciena, RAD g. Experience with database modeling software such as MetaSolv network infrastructures. Knowledge of More ❯

/protocols/etc). Secret clearance and Sec+ is required for these roles. There are several different teams, some specialize in Router/Switch, some in UC/VOIP, LAN/WAN, Cisco and Juniper Routers and Switches, Satellite communications etc. Each team has slightly different responsibilities, but the key is the networking knowledge/experience, and they will More ❯

/protocols/etc). Secret clearance and Sec+ is required for these roles. There are several different teams, some specialize in Router/Switch, some in UC/VOIP, LAN/WAN, Cisco and Juniper Routers and Switches, Satellite communications etc. Each team has slightly different responsibilities, but the key is the networking knowledge/experience, and they will More ❯

maintain, and support Cisco network infrastructure including switches, firewalls, and access points Deliver secure and efficient VPN WAN LAN and wireless networking solutions Support and maintain voice systems including VoIP platforms Collaborate with technical teams and stakeholders on strategic digital transformation projects Ensure service continuity, system resilience, and cyber security best practices Required skills and experience: Strong practical experience with More ❯

and Cisco ASA. • Familiarity with routing protocols such as BGP, OSPF, RIP, EIGRP, and proficiency in MULTICAST; experienced in designing and implementing LANs and VLANs. • Subject matter expertise in VOIP, Cisco Call Manager, Call Manager Express, and Redcom Sigma Core. • Experience with network protocol analysis tools such as Sniffer or Wireshark. • Familiarity with Army Software Baselines and Architectures. • Experience working More ❯

engineering and troubleshooting networks, including extensive routing and switching experience such as MPLS, VPNs, routing protocols i.e. BGP, OSPF, IS-IS, switching protocols i.e. Spanning Tree Protocol, VLANs, LLDP, VoIP, Multicast protocols and emerging network technologies. •Strong understanding and in-depth knowledge of IP network/subnet addressing. •Experienced and adept at developing and maintaining technical documents, analyses, and reports. More ❯