Network Engineer

Arcfield was purpose-built to protect the nation and its allies through innovations in digital transformation, space mission engineering and launch assurance, miniaturized sensors and satellites, advanced modeling and simulation, cybersecurity, and conventional and hypersonic missile support. Headquartered in Chantilly, VA with 16 global offices, Arcfield employs more than 1,500 engineers, analysts, IT specialists, and other professionals with more than 60 years of collective proven experience supporting missions in cyber and space defense, space exploration, hypersonic and nuclear deterrence and warfighter readiness. Visit arcfield.com for more details.

We are looking for a seasoned, outcome-oriented Network Engineering professional to spearhead the development and execution of sophisticated, secure networking systems for Department of Defense (DoD) research initiatives. This role entails architecting, setting up, and fine-tuning network hardware and software, resolving connectivity challenges, and safeguarding the integrity of network infrastructure and the sensitive information it houses. The ideal candidate is a skilled leader with exceptional expertise in technical troubleshooting, consistently providing reliable and high-performance network solutions tailored to the complexities of DoD research environments. They ensure that networking systems uphold the highest levels of security, reliability, and efficiency.

Responsibilities

• Oversee the operation, configuration, and support of large-scale enterprise IT networks with 1,000 or more users, ensuring optimal performance, reliability, and security.
• Configure and maintain network devices such as routers, switches, firewalls, load balancers, and wireless access points using new and native technologies.
• Implement and manage firewalls, VPNs, Intrusion Detection Systems (IDS), and Intrusion Prevention Systems (IPS) to safeguard networks from unauthorized access and cyber threats
• Configure and diagnose issues in network routing and security protocols, including BGP, OSPF, VPN, and IPSec, to maintain seamless connectivity Manage and support Unix operating systems, including but not limited to Redhat, Suse, and Rocky, to ensure system stability and efficiency.
• Utilize testing and validation tools such as signal generators, spectrum analyzers, signal analysis meters, time domain reflectometers (TDR), and cable scanners to diagnose and resolve network issues.
• Deploy and integrate security and vulnerability analysis tools such as ISS, NetRanger, and nmap to strengthen network defenses and ensure system integrity.
• Conduct regular assessments to identify vulnerabilities and implement corrective measures to maintain a secure IT environment.
• Maintain detailed documentation of network configurations, security procedures, and troubleshooting activities for compliance and future reference.
• Work closely with the Government customers and cross-functional IT teams to align network configurations with organizational goals, requirements and emerging technologies.

Qualifications:

• BS 10-12, MS 8-10, PhD 5-7 with a BS in Electrical Engineering, Computer Science, System Engineering with a minimum of 10 years experience with large enterprise Information Technology (IT) networks
• Proven experience designing and implementing LAN/WAN protocols and technologies such as BGP, OSPF, secure VPNs
• Experience in designing and implementing multi-protocol networks (e.g., IPv4, IPv6)
• Proficiency in network monitoring and analysis tools like Wireshark, SolarWinds, nmap or Nagios
• Knowledge and experience using Linux - Redhat, CENTOS, SUSE
• A demonstrated proficiency in the use of signal generators, spectrum analyzers, signal analysis meters, time domain reflectometers (TDR) and cable scanners.
• Strong problem-solving and analytical skills
• Knowledge of virtualization technologies (e.g., VMware, Hyper-V) and software-defined networking (SDN)
• Must have and maintain a current/active Top Secret/SCI clearance.

Desired Qualifications:

• Familiarity with emerging technologies like quantum-resistant cryptography, or advanced SD-WAN solutions.
• Scripting and automation skills (e.g., Python, PowerShell) to enhance network efficiency.
• Understanding of compliance standards (e.g., PCI-DSS, GDPR, HIPAA) for network security.
• Experience with cloud computing platforms such as AWS, Azure, or Google Cloud

EEO

Arcfield proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active-Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.