Network Engineer

Job Description Job Description You've stumbled upon the rare B Corp government contractor! At TCG, we aim to prove that businesses can be good to their employees and responsible to their community while being profitable. We're an award-winning IT solutions provider to the Federal government seeking a Network Engineer to join our project team at a major federal agency. US Citizenship is required for this role. In addition, the selected applicant must submit to a government background investigation and be favorably adjudicated before their first day. This position will be onsite 2xs a week in Washington DC. The selected candidate must live within commuting distance of Washington, D.C. Responsibilities Troubleshoot network, system, and security issues; maintain security tools (e.g., Nessus, Splunk, Burp Suite, SonarQube, Trivy). Operate monitoring platforms (Zabbix, Prometheus, Grafana, Splunk) to collect data, generate reports, and support capacity planning. Tune OS and network configurations to improve performance and resolve errors. Assist development teams with application-level monitoring for availability and functionality. Provide day-to-day support for Fortinet firewall, iptables, proxy, and basic Cisco switch/VPN configuration. Manage internal network services (IPv4/IPv6, DNS, DHCP, firewall rules, micro-segmentation, authentication). Write, test, and maintain automation scripts in Bash, Python, and PowerShell. Administer Linux servers, virtualization (libvirt/kvm), and container technologies (Docker, Podman, Kubernetes). Help design, deploy, and maintain Kubernetes clusters and related networking components (CNI Network Policies, services, ingress, Helm). Produce and keep up-to-date system documentation; use issue-tracking tools for ticket management. Communicate clearly with stakeholders and solve problems independently with strong analytical skills. Required Skills Minimum of 5 years of experience as a Network Engineer or comparable role. Solid understanding of network protocols, diagnostics, and Cisco networking (routers, switches, VPN). Proven Linux administration experience and ability to create/maintain Bash, Python, and PowerShell scripts. Hands-on experience with Kubernetes clusters (installation, configuration, troubleshooting) and container tooling (Docker, Podman, Ansible, Harbor). Familiarity with Public Key Infrastructure (PKI) and certificate management. Ability to monitor, troubleshoot, and tune system configurations independently. Strong written and verbal communication; detail-oriented with experience using ticketing/issue-tracking systems. Preferred Skills Additional programming experience (Java, Go, Perl, PHP, C/C++, Ruby, etc.). Exposure to Fiber Channel SAN, database administration, or compliance hardening (e.g., security baselines). Working knowledge of Zero Trust principles and network security best practices. Education Bachelor's degree in Computer Science, Information Technology, or a related field; equivalent professional experience may substitute for the degree. TCG does not discriminate based on race, sex, color, religion, national origin, age, disability, caste, or veteran status. Our B Corp mission is reflected in our benefits, including offerings like health care, 401K, parental leave, adoption assistance, financial planning services, student loan repayment assistance, and training budget. There's more, see for yourself. TCG is recognized for treating employees well, in fact, in 2025 The Washington Post named TCG as a "Top Workplace" for the eleventh straight year based on how our employees feel about the company, the benefits TCG offers, and the work/life balance that our staff achieves. In the Washington Post Top Workplace survey, our CEO was ranked best by TCG employees' votes among all midsize companies. Try us ... we'll make you happy. Salary Range: $120,000-$145,000 Job Posted by ApplicantPro