• Location: Herndon, Virginia
  • Type: Contract
  • Job #1779


Title: Network & Systems Engineer

Location: McLean, VA

*Clearance: Active TS/SCI w/ polygraph needed to apply *

Company Overview:

Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our Team specializes in software development, cloud architecture, systems and network engineering, systems integration, agile management, as well as targeting operations and intelligence analysis. Our support to our mission customers includes cyber network operations, exploitation and defense, signals intelligence, human intelligence, and critical missions and networks.

As a Network & Systems Engineer supporting the customer, you will be trusted to examine a variety of system and network technologies and operational activities for Counterintelligence (CI) risks. Activities performed in this capacity include, but is not restricted to:
• Leading technical CI assessments of system/network topologies and write assessment reports based on findings
• Analyzing IP network topologies for CI, technical and operational vulnerabilities and risk
• Reviewing configurations of IP based network equipment such as routers, switches, firewalls, IDS/IPS, One Way Transfer (OWT) appliances for security policy and deployment guideline compliance, operating system and security patch updates, and configuration baseline
• Conducting and evaluating automated system and network scans using tools such as Wireshark, NMap, Nessus, Nipper Studio 
• Supporting external customer projects by providing system and network engineering expertise and CI guidance in working groups, customer meetings, and in written communication to ensure the projects comply with sponsor policy and regulations while fulfilling operational needs 
• Providing CI recommendations to architecture and design reviews 
• Evaluating network operations using network management platforms, network scanning tools, auditing functions, and log reviews
• Reviewing procurement processes of hardware, software and services to comply with CI and operational needs
• Maintaining current knowledge of relevant technology as assigned 
• Working independently with little supervision and should be flexible to support customers located throughout the WMA 

Required Skills/Qualifications: 
• Education: Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.
• Minimum of 16 years of experience: 10+ years of network/systems engineering experience in a secure environment and five or more years supporting mission-based TCP/IP networks
• Experience with planning, configuring, and maintaining IP network products including routers, switches, wireless networking, VPN’s, IDS/IPS, Firewalls, One Way Transfer (OWT) appliances
• Experience with configuring, securing, and maintaining cloud-based services such as Amazon Web Services (AWS), Microsoft Azure, Google Cloud, IBM Cloud
• Demonstrated experience with communications protocols such as IP, TCP, UDP, MPLS, OSPF, IGRP, BGP
• Hands on experience with one or more of the following network operating systems – Cisco iOS, MXOS, JunOS
• Virtualized Platform (VMware, Virtua Box) experience
• Experience with Windows Server (2012/2016), Windows Workstation (8.X, 10), Linux (Redhat/Debian), OSX operating system
• Knowledge and experience with encryption products, methodologies and configuration 
• Hands-on experience with Network Packet Capture and System analysis tools such as Wireshark, Snort, NMAP, Nipper Studio, Nessus
• Experience with Network Management products such as HP OpenView, Solarwinds, Nagios
• Experience with Computer Aided Design programs such as CAD or Visio
• One or more of the following certifications: 
• Amazon Cloud Service Certification (Solutions Architect Associate or higher) or similar cloud certification
• Cisco Certified Network Associate (CCNA), Cisco Certifed Network Professional (CCNP). Juniper NCSP, or Juniper NCP
• Microsoft Certified Solutions Associate (MSCA) or Microsoft Certified Solutions Expert (MSCE)
• Red Hate Certified Engineer (RHCE) or Red Hat Certified Security Specialist (RHCSS)
• Certified Information Systems Security Professional (CISSP)
• Security Clearance Level: Top Secret/SCI with Polygraph

Desired Skills/Qualifications: 
• Experience with VOIP Telephony Systems
• Firm understanding of business legal structures and business operations (contracts, accounts receivable, accounts payable, business banking, procurement processes, and logistics)
• One or more of the following certifications:
• VMWare Certified Professional vSphere 5 (VCP5)
• Project Management Professional (PMP)
• EMC, NetApp or similar certification


Equal Opportunity Employment
Cornerstone Defense is proud to be an Equal Opportunity Employer. We are committed to creating an inclusive working environment for all employees and to upholding diversity in our recruiting and hiring processes. All qualified applicants will receive equal consideration for employment without regard to sex, gender identity, sexual orientation, race, color, age, religion, national origin, physical or mental disability, protected Veteran status, or any other characteristic protected by law.

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