Job Title: VoIP Network Engineer Position Type: Full-Time, Remote Working Hours: U.S. business hours (EST) About the Role We are seeking an experienced VoIP Network Engineer to design, implement, and maintain reliable VoIP infrastructure while supporting both internal systems and client deployments. This role focuses on VoIP system architecture, SIP troubleshooting, PBX platform management, and network optimization. The ideal candidate has strong hands-on experience with SIP-based communications, multi-tenant VoIP platforms, and telecom networking fundamentals. You will play a critical role in ensuring high-quality voice performance, system reliability, and secure VoIP operations while working closely with clients, carriers, and internal teams to deliver scalable voice solutions. Responsibilities VoIP System Architecture & Deployment - Design, deploy, and maintain VoIP infrastructure including SIP trunking, PBX systems, and unified communications platforms. - Configure and deploy VoIP hardware and software such as IP phones, gateways, softphones, and session border controllers. - Manage both multi-tenant cloud VoIP environments and dedicated hosted PBX systems. - Lead VoIP migrations and onboarding processes for new clients or internal teams. - Integrate VoIP platforms with CRM systems and other business applications. SIP Troubleshooting & Network Diagnostics - Perform packet captures using Wireshark and analyze SIP traffic to diagnose call quality issues such as dropped calls, one-way audio, or registration failures. - Troubleshoot network-related VoIP issues including latency, jitter, packet loss, and NAT traversal problems. - Monitor VoIP network performance and system uptime to maintain reliable voice services. - Investigate interoperability issues between carriers, SIP trunk providers, and VoIP platforms. PBX Platform Management - Manage and maintain PBX platforms including FreePBX, Asterisk, SkySwitch, CoreDial, 3CX, Cisco CUCM, Avaya, or similar systems. - Support configuration and maintenance of both hosted and on-premise VoIP systems. - Optimize PBX configurations to ensure reliable performance and scalability. Network Configuration & Optimization - Configure and maintain VLANs and Quality of Service (QoS) policies to prioritize voice traffic across the network. - Work with network teams to ensure proper bandwidth allocation and traffic routing for voice services. - Troubleshoot network infrastructure issues that impact VoIP performance. Linux System Administration - Manage VoIP infrastructure running on Linux-based environments. - Use the Linux command line to troubleshoot system issues, manage permissions, and maintain server stability. - Maintain system updates, patches, and configuration changes. Security & Fraud Prevention - Implement VoIP security best practices including SIP security, toll fraud prevention, and firewall protection. - Configure security tools such as fail2ban and firewall rules to protect the platform from unauthorized access. - Manage and configure Session Border Controllers to secure voice communications. Client & Carrier Collaboration - Provide Tier 2 and Tier 3 technical support for VoIP-related issues. - Work directly with telecom carriers and upstream providers for provisioning and troubleshooting. - Assist internal teams with technical consultations and VoIP solution design. - Support carrier-related processes such as number porting and circuit provisioning. Process Improvement & Documentation - Develop and maintain standard operating procedures for VoIP provisioning, troubleshooting, and maintenance. - Document system configurations, network diagrams, and infrastructure changes. - Identify opportunities to improve system reliability, call quality, and operational efficiency. What Makes You a Perfect Fit - Strong technical expertise in SIP-based VoIP systems and telecom infrastructure. - Comfortable diagnosing complex call quality issues and network-related VoIP problems. - Highly analytical and capable of troubleshooting issues across VoIP platforms, networking layers, and operating systems. - Strong ownership mindset with the ability to manage projects independently. - Focused on improving system reliability and maintaining high-quality voice communications. Required Experience & Skills (Minimum) - 3–5+ years of experience in VoIP engineering or telecommunications. - Strong expertise in SIP protocol and related technologies including RTP, SRTP, and WebRTC. - Hands-on experience analyzing VoIP traffic and troubleshooting issues using tools such as Wireshark or SIP diagnostic tools. - Proven experience managing PBX platforms such as FreePBX, Asterisk, SkySwitch, CoreDial, 3CX, Cisco CUCM, Avaya, or similar systems. - Strong understanding of networking fundamentals including TCP/IP, DNS, DHCP, VLANs, NAT, firewalls, and Quality of Service (QoS). - Experience configuring and managing Session Border Controllers. - Experience working with SIP trunk providers and telecom carriers. - Strong Linux system administration experience in VoIP environments. Ideal Experience & Skills - Experience with scripting or automation using Python or Bash. - Experience integrating VoIP platforms with CRMs or business tools using APIs or webhooks. - Familiarity with cloud infrastructure platforms such as AWS, Azure, or Google Cloud. - Experience working with enterprise Session Border Controllers such as Ribbon, AudioCodes, or Kamailio. - Experience supporting number portability and telecom carrier provisioning workflows. What Does a Typical Day Look Like? A VoIP Engineer’s day focuses on maintaining reliable voice infrastructure and resolving technical issues that impact communication systems. You will research and troubleshoot VoIP issues, monitor system performance, configure PBX platforms, collaborate with telecom carriers, and implement improvements to ensure high-quality voice communications. In essence, you are responsible for ensuring that the organization’s VoIP infrastructure remains secure, scalable, and highly reliable. Key Metrics for Success (KPIs) - VoIP system uptime and reliability. - Resolution time for VoIP technical issues. - Call quality performance and reduced packet loss or latency issues. - Successful VoIP system deployments and migrations. - Security and fraud prevention effectiveness. - Accuracy and completeness of system documentation. Interview Process - Initial Phone Screen - Video Interview with Pavago Recruiter - Client Interview - Offer & Onboarding

We’re excited about the future, and we’d love you to be part of it. If you're passionate about shaping what comes next and making a meaningful impact, we’d be delighted to have you explore this role with us. We’re proud to offer a vibrant employee experience that fosters growth, collaboration, and opportunities across our diverse operations, creating an environment where you can thrive. CAREER OPPORTUNITY NETWORK ADMINISTRATOR Join our team and let’s grow together! Join our team and become a part of a continuously expanding and financially sound multinational conglomerate—Goddard Enterprises Limited (GEL). At GEL Building Supplies (GBS), we are committed to our mission of being successful and responsible while satisfying our customers, employees, partners and shareholders. Our dedicated team share our values of innovation, continuous improvement, and service excellence. We believe in providing our employees with opportunities for growth and development, to help them reach their full potential, in an environment where everyone can thrive. We are seeking a talented and dynamic individual who shares our values to join our team as a Network Administrator. Reporting to the IT Manager, this role is responsible for designing, implementing, and maintaining network systems across the Building Supplies Division, including LAN/WAN connections, servers, communication links, and software. It involves troubleshooting network issues, analysing traffic, providing capacity planning, resolving hardware and software problems, supporting end-users, and assisting with the Acumatica ERP system. The successful applicant will work partially remotely with our Building Supplies companies in St. Vincent, Grenada, St. Lucia and Barbados. Key Areas of Responsibility: Network Operations Management: Oversee daily network and telecommunications operations, including monitoring, maintenance, installation, configuration, and administration across the Building Supplies Division to ensure smooth IT performance. User Support & Troubleshooting: Provide primary network and IT system support to users via face-to-face, phone, email, or other communication channels, ensuring high levels of service and prompt resolution of issues. Network & Server Security: Support planning, implementation, monitoring, and documentation of network security in collaboration with the Cyber Security Manager to safeguard IT infrastructure. Preventative Maintenance & Disaster Recovery: Coordinate and assist with server and network maintenance schedules, repairs, and disaster recovery plans, including testing of server recovery procedures to ensure operational continuity. Technology Monitoring & Innovation: Monitor technology trends and emerging solutions, keeping management informed and adopting innovative practices. Job Requirements: - Bachelor’s degree in computer science, Information Technology, or a related field. - Minimum three (3) years’ experience in diverse Information Technology environments, including LAN/WANs, operating systems such as Windows, UNIX, Linux, and open-source platforms, and firewalls. Knowledge, Skills & Competencies: - Excellent project management and organizational skills. - Effective communication and interpersonal skills. - Excellent oral and written communication. - Task-oriented and responds quickly to requests. - Fast learner who is flexible and adaptable to change and new procedures. - Ability to work collaboratively with cross-functional teams. - Service-oriented with strong people skills and the ability to interact effectively with diverse personalities. - Strong technical, networking, and security knowledge. - Analytical, detail-oriented, and proactive problem-solver. - Collaborative team player with the ability to manage multiple priorities and adapt to changing environments. - Knowledge in the following areas will be considered an asset: - LAN/WAN administration and experience with Cisco and Fortinet devices (firewalls and switches). - Network+ or Cisco certification. - Certified Ethical Hacker qualification. - Proficiency in Windows environments and batch scripting (DOS). - Administration of servers with Windows, Linux, and UNIX. - Programming skills in C, CSS, Java, JavaScript, PHP, or Visual Basic. - Database administration experience. - Familiarity with SIP and VoIP technologies. Personal Attributes The requirements listed above are representative of the knowledge, skill and ability required to perform this role. Additionally, the successful candidate should possess the following attributes: - Innovative - Strategic Thinker - Problem Solver - Detail-Oriented - Analytical - Collaborative - Resourceful - Proactive - Adaptable - Confidential - Self-Motivated Compensation & Benefits An attractive remuneration and benefits package is being offered commensurate with the candidates’ experience. Our benefits package includes participation in the Group Life, Medical Insurance and Pension Schemes and opportunities for training & development. Through our Employee Share Option Plan (ESOP) you have the opportunity to be a part-owner of GEL (where eligible)—let’s grow together

Job Title: Network Adminstrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * CACI International Inc. is excited to announce a new job opportunity available to join our team in support of the Department of Justice’s (DoJ) groundbreaking program aimed at strengthening the infrastructure, enhancing cybersecurity, and improving user experience across US Marshals Service (USMS) districts. This IT modernization initiative is a critical component of ensuring the effectiveness and security of our nation’s law enforcement operations. We are looking for an experienced Network Administrator to join our team on this new contract. We invite skilled and passionate individuals to join us in support of this transformative mission. The Opportunity: - Join a dynamic team dedicated to maintaining and optimizing network infrastructures. - Contribute to projects that enhance network performance, security, and reliability. - Enjoy a collaborative work environment with opportunities for professional growth. - Be at the forefront of network technology and best practices. - Make a significant impact on the organization’s network operations and user experience. Responsibilities: - Process MACD (Move, Add, Change, Delete) requests to ensure accurate and timely updates to network configurations. - Perform general troubleshooting to identify and resolve network issues, ensuring minimal downtime. - Monitor network performance using various tools and techniques to detect and address anomalies. - Implement strategies to minimize network latency, ensuring optimal data transmission speeds. - Configure and maintain network infrastructure components, including routers, switches, and firewalls. - Collaborate with cross-functional teams to align network solutions with business objectives. - Develop and maintain network documentation, including diagrams, configurations, and procedures. - Provide technical support and guidance to end-users and other IT staff. - Stay current with emerging network technologies, trends, and best practices. - Participate in the procurement and evaluation of network hardware and software. - Ensure compliance with network security policies, standards, and regulations. - Conduct regular network audits and assessments to identify areas for improvement. - Contribute to the continuous improvement of network operations and processes. - Perform routine maintenance and updates to network equipment and software. - Assist in the development and implementation of disaster recovery and business continuity plans. Qualifications: Required: - Active DoD Public Trust clearance or US citizen with ability to obtain Public Trust upon hire - Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or a related field. - Minimum of 4 years of experience as a Network Administrator or in a similar network role. - Experience with MACD request processing and network configuration management. - Strong general troubleshooting skills for network issues. - Proficiency in network monitoring tools and techniques. - Knowledge of strategies for minimizing network latency. - In-depth understanding of networking protocols (e.g., TCP/IP, UDP, HTTP/HTTPS). - Familiarity with network security principles and practices. - Excellent problem-solving and analytical skills. - Strong communication and interpersonal skills. Desired: - Certifications such as Cisco Certified Network Associate (CCNA) or Juniper Networks Certified Internet Associate (JNCIA). - Experience with network automation tools and scripts (e.g., Ansible, Python). - Knowledge of software-defined networking (SDN) and network function virtualization (NFV). - Familiarity with cloud networking (e.g., AWS, Azure, Google Cloud). - Experience with network performance management tools (e.g., Nagios, SolarWinds). - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $63,300-$129,700 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Company Description Resultant is an outcomes-focused consulting firm committed to helping clients make technology a strategic asset and use data to guide better decisions. But we’re not just data and tech experts; we are problem solvers and industry experts who work alongside our clients to help them achieve their mission. We don’t solve problems for our clients. We solve problems with them. We take the time to deeply understand goals and roadblocks to drive toward outcomes that serve organizations, people, and communities. Through outcomes driven by data analytics, technology solutions, digital transformation, and beyond, our team works with clients in both the public and private sectors to solve their most complex challenges. We start by learning as much as we can about who they are, how they work, and what they’re striving for so we can feel their problems as our own. Partnering with our clients means their desired outcomes are always top of mind, their challenges and strengths guiding our efforts. We build client-focused relationships before we build unique solutions that blaze past expectations. Originally founded in Indianapolis in 2008, Resultant now employs more than 450 team members who operate remotely and from offices and hubs around the United States including Indianapolis, IN; Fort Wayne, IN; Denver, CO; Atlanta, GA; and Dallas, TX. We’re Resultant. Clients partner with us to see a difference. People join us to make one. Job Description To help continue our rapid growth and solve our clients’ toughest problems, we need a Senior Network Engineer to join our team. This is a remote role; however, candidates must be located in one of the following areas: - Dallas, TX - Indianapolis, IN - Chicago, IL If you love to solve problems and add value, consider what your typical days might look like… - Perform strategic planning in conjunction with our clients, including identification and analysis of projects to fulfill strategic and operational needs. - Deliver assigned project commitments to our clients, utilizing the entire client team if necessary and as agreed with the team leads. - Participate in the daily planning, tracking, scheduling, and execution of project tasks. - Design and implement network architectures to ensure reliable operation for business objectives and processes and meet client objectives. - Conduct assessments of our clients’ current network states to identify network efficiency, security, or reliability improvements through metrics collection and trend analysis. - Design and build out cloud networking solutions (Azure, AWS, Google). - Install site network equipment such as firewalls, switches, routers, and wireless solutions. - Evaluate emerging technologies and products and develop standard operating procedures for their implementation into the network. - Work with members of the security team to ensure solutions implemented conform with industry standards such as NIST CSF, NIST 800/53, ISO 2700x, and SOC, HIPPA, or PCI DSS. - Prepare documentation of network standards, configurations, procedures, and cabling layouts. - Write, design, and deliver operational documentation, such as network and closets diagrams. - Ensure that all network designs and deployments are fully documented and supportable by the Service Team. - Mentor team members on technical issues. Qualifications Some of the skills we are expecting are. . . - At least 8+ years of experience in routing, switching, firewalls, and wireless. - Leadership experience and/or potential. This position may grow into a Lead or Management position. - Technical Certifications such as CCNP, NSE4-6, PCNSE, AZ-700, etc. are highly desirable. - Expertise with network systems, standards (LAN, WAN, MPLS, SD-WAN) and routing protocols such as EIGRP, BGP, and OSPF. - In-depth knowledge of network security including NGFW, IPS, IPsec VPN, and SSLVPN. - Cloud Networking Experience (AWS, Azure, Google). - Experience planning, designing, and deploying network architectures using templates at scale using Fortinet, Palo Alto, or Cisco technologies. - Proven ability in network capacity and performance planning and monitoring. - Possess a thorough understanding of 802.11 wireless principles. - Strong ability with end-user device connectivity. - In depth knowledge of QoS and traffic shaping. - Knowledge of 802.1X and SAML/SSO implementation strategies. - Proven ability to analyze and solve tier 3 network incidents. - Experience in executing medium to large-scale projects. - Excellent communication and client service skills, both written and oral, including a proven ability to create detailed technical documentation. - Strong analytical skills and a demonstrated ability to troubleshoot problems. - Willing to travel locally and nationally as needed (approximately 25%). - Must be legally authorized to work in the United States for any employer without sponsorship. Additional Information What you should know about Resultant: - Rezzers are humble, hungry, and smart. We solve big problems, serve lots of clients, and are entirely committed to delivering transformative outcomes. - Rezzers are team players, deeply dedicated to the mission of the organization and to helping everyone around us be successful. - Resultant compensates well, rewarding performance that delivers positive outcomes for our clients and ensuring incentives are aligned to achieve our goals. - Resultant leaders work hard, serving as a shining example of what it means to be a great Rezzer. They are servant leaders, helping their team to be successful in all possible ways. - We have a great benefits package including unlimited vacation, significant 401k contributions, and several opportunities to develop yourself. - We pride ourselves in having the best talent in the industry and hope that you’re up for the challenge! What our team members say about us… - “I love our true empathy and concern for our clients, it's very rare and appreciated. It is a pleasure to be a part of an organization like Resultant.” - “I learn something new every single day, and I feel like I'm a part of building an organization that has legs. I appreciate that I'm consistently humbled by the talent and caliber of our team.” - “The culture of the company is amazing, and the climate of my team is great. The benefits that employees are offered are better than competitors, and the one-on-one presence that my team lead gives is extremely beneficial to me.” All qualified applicants will receive consideration for employment without regard to age, color, sex, disability, national origin, race, religion, or veteran status. Equal Opportunity Employer We embrace AI across everything we do, and that includes how you prepare for this interview. Feel free to use AI tools to research the role, practice your responses, and put your best foot forward. What matters to us is getting to know the real you — how you think, how you communicate, and what you genuinely bring to the table. Our interviews are designed to go deeper than any polished answer, so come curious and come as yourself without the support of an AI tool during our conversation. - Department: MS_Project Delivery Team - Business Unit: Managed Services