• Design and operate hybrid network infrastructure spanning data centres, WAN/LAN, and multi-cloud (AWS, GCP, Azure) • Architect cloud networking - VPCs/VNets, transit gateways, peering, and private connectivity (Direct Connect, Cloud Interconnect, ExpressRoute) • Build secure, fault-tolerant on-prem-to-cloud connectivity with a consistent security posture • Configure and manage routers, switches, firewalls, and load balancers • Implement and maintain security controls - NGFW, IDS/IPS, segmentation, and access controls • Monitor performance (SNMP, NetFlow/sFlow), troubleshoot complex issues, and minimise downtime • Lead changes through formal change management; plan and execute upgrades and migrations • Automate provisioning and configuration (Python, Bash, infrastructure-as-code) • Maintain documentation and DR/business-continuity plans; ensure regulatory compliance • Collaborate with security, platform, SRE, and compliance teams, and mentor junior engineers

• Design, plan, install, integrate, and maintain tactical and strategic communications networks • Gather requirements and translate them into solutions • Develop network architectures • Lead engineering design and integration • Provide technical support and document reports

• Design and deploy scalable and efficient network solutions to meet business needs. • Configure and install network hardware including routers, switches, firewalls, and load balancers. • Implement and manage network security measures to protect against unauthorized access and cyber threats. • Provide technical leadership and guidance to junior engineers and team members. • Investigate and resolve complex hardware, software, and network issues. • Monitor network performance using various diagnostic tools and address any issues promptly. • Lead and manage IT projects, including planning, scheduling, and budgeting. • Maintain comprehensive documentation of network configurations, procedures, and policies. • Identify opportunities for automation, process improvement, and innovation. • Develop and maintain disaster recovery plans and procedures.

Network Engineer Full Time • Hybrid - US The CIG Universe Is Expanding Benefits: - 401(k) - Dental insurance - Health insurance - Paid time off - Training & development - Vision insurance Location: Washington, DC Clearance: Public Trust Employment Type: Full-Time Company Description Celestial Innovations Group (CIG) is a fast-moving, mission driven technology firm working at the intersection of innovation, national security, and digital transformation. We support forward-thinking government agencies with cutting edge capabilities in cybersecurity, cloud, AI/ML, and IT modernization. At CIG, we don’t just check boxes. We solve real-world problems that matter. We’re building a culture where smart, curious, and driven people thrive. This is a place where your voice matters, your work has impact, and your growth is part of the mission. If you're looking for a team that values trust, clarity, and the power of innovation, this is where you want to be. Overview The Network Engineer provides mid-level support for enterprise network operations, infrastructure maintenance, and troubleshooting activities critical to government users and systems. Key Responsibilities - Document all network infrastructure components, including switching and routing equipment, IP-addressable devices, cabling interconnects, and associated configurations. - Configure, install, operate, maintain, and troubleshoot routers, switches, firewalls, wireless systems, and related network hardware in support of day-to-day operations. - Review and analyze current network processes, procedures, and configurations; develop, recommend, and implement approved network process improvements. - Develop and implement quality assurance and quality control plans for network maintenance and reliability. - Review, analyze, update, and implement network disaster recovery plans to ensure resiliency. - Research, design, and implement network security solutions, including vulnerability mitigation, firewall administration, and secure routing/switching architectures. - Monitor, review, analyze, and performance-tune the network using enterprise monitoring tools, recommending and implementing optimizations to ensure peak performance. - Recognize, track, report on, and mitigate network security vulnerabilities, providing data for audits and compliance activities. - Apply standards, policies, and best practices in network engineering, documentation, and change management. - Utilize expertise in network protocols, subnets, VLANs, firewalls, VPNs, and multicast technologies to configure and maintain secure and resilient network operations. - Conduct design reviews and prepare conceptual designs, schedules, and cost estimates for new or modified network systems. - Lead projects as an Engineering Lead or Project Manager to support development of secure, resilient network systems and enhancements. - Generate, maintain, and update network documentation, diagrams, and standard operating procedures. - Support incident, problem, and change management processes to meet contract SLAs and operational requirements. - Collaborate with senior network engineers, security teams, and system administrators to plan and implement network improvements, upgrades, and lifecycle management activities. - Assist with vendor coordination and hardware/software procurement in support of network operations and modernization efforts. Required Qualifications - Bachelor’s degree or equivalent experience. - 3–5 years of experience in network operations, network engineering, or network administration. - Extensive experience with networking equipment, software, programming, and design, including switches, routers, firewalls, VPNs, wireless systems, and multicast technologies. - Proficiency with Cisco networking technologies, standard network protocols, VLANs, subnets, firewall administration, and VPN solutions. - Experience implementing network changes, patches, upgrades, and process improvements in secure or regulated IT environments. - Demonstrated ability to analyze, troubleshoot, and resolve complex network infrastructure issues, including performance tuning and security vulnerability remediation. - Experience contributing to or preparing network documentation, design artifacts, disaster recovery plans, and quality assurance processes. - Certifications such as CCNA or Network+ preferred. - Ability to obtain and maintain the required government clearance. Flexible work from home options available. Compensation: $130,000.00 per year