This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description - Understand and work effectively with the clients’ IT infrastructure including the network environment and infrastructure. - Assist with helpdesk tasks, tracking and assignments. - Assign and resolve support requests. - Building excellent relationships and communication with customers. - Participate in IP Glass helpdesk activities, including resolving the tickets as required. - Implementation and support of enterprise technologies as per customer requirements. - Assist with IP Glass project tasks and operational responsibilities. Qualifications - Diploma or Certificate IV in Information Technology or relevant experience. Requirements - At least 1 year experience in a similar role with strong technical foundations. - Basic knowledge of networking concepts and protocols equipment, firewalls and network security. - Basic experience with network hardware and infrastructure such as routers, hubs, servers, VPNs and switches. - Strong analytical and problem solving skills. - Good time management skills to coordinate various project aspects.

Core4ce is seeking a Senior Enterprise Network Services Engineer to design, implement, and maintain secure and scalable enterprise network infrastructures. The ideal candidate will have a strong background in network engineering, security, routing, firewall management, load balancing, and automation. This role requires deep knowledge of TCP/IP networking, encryption protocols, traffic analysis, scripting, and cloud networking. Additionally, the candidate will be responsible for planning IT security projects, troubleshooting complex network issues, and ensuring compliance with security policies. Responsibilities: - Design, configure, install, and manage enterprise network infrastructure, including routers, switches, firewalls, and load balancers. - Plan and schedule the installation or modification of network hardware and software. - Implement and maintain secure network configurations across multi-VRF Cisco routers and enterprise environments. - Troubleshoot and analyze TCP/IP network traffic, including TCP 3-way handshake, TCP window scaling, and MSS. - Capture and analyze network packets using TCPDump (Linux) and Flow Monitor Capture (Cisco ASR). - Implement multi-protocol routing solutions with BGP, OSPF, and VRF-based networks. - Use Wireshark, TCPDump, and other diagnostic tools for network performance analysis. - Perform TLS/SSL handshake troubleshooting and security configuration. Network Security & Compliance - Configure and maintain firewalls (Palo Alto, Cisco), including security policies, VPNs, and intrusion prevention systems (IPS). - Implement AAA technologies (Cisco ISE, LDAP, OTP) for access management. - Ensure certificate management and encryption, including TLS/SSL and OpenSSL operations. - Install, configure, and troubleshoot digital certificates on F5 LTM/GTM/APM/ASM appliances. - Implement F5 Client Constrained Delegation (C3D) for certificate delegation. - Enable certificate-based authentication using Client-SSL profiles and APM policies. - Performance Monitoring & Troubleshooting - Deploy and maintain network monitoring, alerting, and repair systems in production environments. - Troubleshoot BGP neighbor configurations, VPNv4 unicast summary, and OSPF network participation. - Analyze DUP ACK packets, out-of-order segments, and retransmission issues. - Optimize and troubleshoot load balancing solutions and DNS-based traffic management. Cloud & Virtualization Integration - Manage and support cloud-based network services across Azure, AWS, and Oracle Cloud. - Configure and maintain virtualized network appliances in VMware environments. Automation & Scripting - Utilize Python and BASH scripting for network automation and troubleshooting. - Develop scripts using REST APIs, Syslog, XML, and SNMP for automation. - Use regular expressions (e.g., ".*", "^", "$") for scripting and log parsing. *This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth. Requirements: - Minimum 4 years of hands-on experience as a Network Administrator or Network Security Engineer. - Secret clearance w/Tier 5 investigation - Strong knowledge of OSI and TCP/IP network models, TCP 3-way handshake, and window scaling. - Experience with Palo Alto and Cisco firewalls. - Experience with F5 LTM, GTM, APM, ASM for load balancing and security. - Cisco Certified Network Professional (CCNP) certification or equivalent experience or willingness to get within 45 days of hire Preferred: - Strong troubleshooting skills with routing protocols (BGP, OSPF, VRF, LISP). - Familiarity with network packet capture tools (TCPDump, Wireshark). - Understanding of essential network services (DNS, SMTP, NTP, IMAP, SNMP). - Experience in TLS/SSL security, OpenSSL, and certificate management. - Proficiency in scripting languages (Python, BASH) and automation tools. - Experience working with Unix/Linux-based systems. - Experience with network automation (REST APIs, Syslog, XML, SNMP). - Experience deploying and troubleshooting load-balanced services and SSL certificate management. - Familiarity with multi-cloud networking (Azure, AWS, Oracle Cloud). - Experience working with Puppet Labs or SaltStack configuration management Why Work for Us? Core4ce is a team of innovators, self-starters, and critical thinkers—driven by a shared mission to strengthen national security and advance warfighting outcomes. We offer: - 401(k) with 100% company match on the first 6% deferred, with immediate vesting - Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce - Unlimited access to training and certifications, with no pre-set cap on eligible professional development - Tuition assistance for job-related degrees and courses - Paid parental leave, PTO that grows with tenure, and generous holiday schedules - Got a big idea? At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing. Join us to build a career that matters—supported by a company that invests in you. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, disability, veteran status, age, genetic information, or other legally protected status.

Role Description As a VOIP Engineer, you will be responsible for maintaining the health and performance of VoIP infrastructure, providing end-user support, troubleshooting call quality issues, and working closely with internal teams and external vendors to ensure reliable voice communications. Duties and Responsibilities - Maintain, configure, and monitor VoIP systems - Set up software and hardware for customers, including Yealink desk phones, cordless phones, and WiFi solutions - Troubleshoot and resolve issues on the Yeastar platform - Provide technical support to end users and assist with VoIP-related issues - Handle customer tickets and take inbound calls for technical queries and issues - Resolve customer tickets through the support system, ensuring timely resolution and customer satisfaction - Support customers throughout the complete rollout process, addressing call quality issues, broadband problems, and technical queries - Document system configurations, change logs, and troubleshooting steps - Monitor VoIP call flow and logs for anomalies and performance issues - Ensure compliance with security policies and best practices for voice traffic - Train end users on how to use the VoIP system and features - Participate in VoIP system upgrades, migrations, and new installations - Serve as the main point of contact for assigned customer tickets, handling independent tasks from start to completion - Troubleshoot various technical issues and provide solutions throughout the support process Qualifications - Minimum of 2 years’ experience as a VOIP Engineer - Proven experience with VoIP systems (e.g., Yealink, Yeastar) - Understanding of SIP, RTP, QoS, NAT, firewalls, and network fundamentals - Strong troubleshooting and problem-solving skills - Experience with monitoring tools and call flow analyzers - Good understanding of PBX and unified communications platforms - Familiarity with IP networking, VLANs, and PoE for VoIP devices - Excellent written and verbal communication skills, in order to effectively collaborate and communicate with the relevant team members and clients - Strong telephone manner and a customer-focused mindset - Ability to work independently and collaboratively with IT and support teams Requirements - Advantageous skills or nice-to-haves: - Bachelor’s Degree in Information Technology, Science, Engineering or related Company Description Our client is a UK-based telecommunications company, specializing in VoIP phone systems, business broadband, and future-ready tools. They help businesses improve collaboration, streamline communication, and enhance productivity. With a focus on delivering reliable, fast, and cutting-edge services, they support businesses in adapting to the future of work. Due to their continued success, they are looking to expand their team in the Philippines and seeking a passionate, skillful, self-motivated, and collaborative VOIP Engineer to join their dynamic team. This is an excellent opportunity for those who value a workplace culture built on strong relationships, personal accountability, and collaborative teamwork.

Role Description Great Plains Communications is seeking a highly skilled Lead Transport Network Engineer with deep expertise in high-end routing, QoS, and optical networking technologies. This is a remote position that can be located in either NE, IA, IN, or CO. This position will act as a technical authority across our next-generation packet infrastructure solutions, working with platforms from Cisco, Ciena, and other leading vendors. Responsibilities include: - Design, deploy, and support high-performance networks across core, edge, and service delivery environments using advanced routing and optical platforms. - Provide deep, hands-on engineering expertise and troubleshooting across multi-vendor systems. - Collaborate with NOC and Operations teams to resolve complex issues and implement best practices. - Maintain accurate network documentation, inventory, and configuration records. - Work closely with sales teams, architects, and customers to align solutions with technical requirements and industry trends. - Lead proofs of concept, lab validation efforts, and on-site or remote implementations for complex infrastructure deployments. - Partner with OEM vendors to resolve escalated issues and stay informed on new features and product roadmaps. - Mentor junior engineers and contribute to documentation, knowledge sharing, and standardization of best practices. - Support automation and reporting initiatives to enhance operational efficiency. - Contribute to solutions involving Transport/Backbone, Segment Routing, Mobile Back-haul, EVPN, and IP/Optical convergence. - Lead engineering teams during new network turn-ups, design initiatives, and best-practice adoption. - Maintain multiple advanced manufacturer-specific certifications. Qualifications - Bachelor’s degree in technical discipline preferred (equivalent practical experience considered). - 5+ years of hands-on experience supporting carrier-grade or large enterprise network environments. - Proven expertise with Ciena, Cisco. - Strong understanding of IP/MPLS, BGP, OSPF/ISIS, Segment Routing, QoS, and DWDM/ROADM technologies. - Solid background in optical transport, including coherent optics, ROADMs, and alien wavelengths. - Excellent communication skills with the ability to lead technical discussions and collaborate effectively with customers and internal teams. - Strong organizational, time management, analytical, and problem-solving abilities. - Ability to manage multiple priorities in a fast-paced environment. - Willingness to participate in on-call rotations and work after hours as needed. - Commitment to continuous learning through lab work and self-study. - Team-first mindset and a strong desire to contribute to broader organizational success. Requirements - Multiple industry-recognized certifications. - Cisco CCNP (Routing & Switching or Service Provider). - Ciena optical and Route / Switch certifications. - Experience with customer CPE devices (e.g., Accedian, Ciena NIDs). - Exposure to scripting or network automation (e.g., Python, Ansible). - Performs other special projects and duties as requested. Benefits - For CO applicants, the salary range is $80k - $95k. - Competitive salary and benefits provided. Company Description Great Plains Communications is the leading fiber-driven technology provider in the Midwest, delivering fast, reliable solutions including high-speed internet and a full suite of residential and business services to nearly 200 communities across Nebraska, Colorado, Iowa, and Southeast Indiana. Powered by our 19,000-mile MEF-certified, high-capacity network, we provide state-of-the-art connectivity to homes, businesses, and carriers backed by custom-built strategies, expert engineering, and local support. What sets us apart? An unwavering commitment to customer experience. From design to deployment, maintenance, and beyond, our local experts craft tailored solutions and deliver personalized, ongoing support to keep communities seamlessly connected.