Lead CNO Developer Test Engineer

ManTech - Hanover, MD

Full-time - Mid Level

Hanover, MD

Professional, Scientific, and Technical Services

About the position

As a Lead CNO Developer Test Engineer at ManTech International Corporation, you will play a crucial role in supporting national security initiatives through innovative engineering solutions. This position is based in Hanover, MD, and offers a unique opportunity to work within a diverse team that prioritizes employee welfare and professional growth. You will be immersed in an agile environment, where your expertise in Systems Engineering, Test Engineering, and Networking will be leveraged to create operational scenarios and performance tests that are vital for system readiness and operational success. In this role, you will be responsible for characterizing system behavior and analyzing performance metrics, contributing significantly to readiness reviews and product release cycles. Your ability to communicate effectively with technical teams, management, and customers will be essential in keeping all stakeholders informed about progress, plans, and potential issues. Collaboration with other organizations and teams will also be a key aspect of your work, as you will need to gather insights to accurately assess system performance and ensure that all operational requirements are met. The position requires a proactive approach to problem-solving and a commitment to excellence in engineering practices. You will be expected to utilize your extensive experience in testing large-scale systems and developing comprehensive test plans, verification matrices, and test cases. Your familiarity with embedded systems and network configurations will further enhance your contributions to the team, ensuring that all systems are thoroughly tested and validated before deployment.

Responsibilities

• Work in an agile environment to devise operational scenarios and performance tests.
• Characterize system behavior and analyze performance metrics.
• Contribute to readiness reviews and product release cycles.
• Communicate effectively with technical teams, management, and customers.
• Collaborate with other organizations and teams to assess system performance.

Requirements

• Bachelor's Degree or equivalent in Computer Science, Engineering, or Information Technology.
• 10 to 12 years of relevant experience in a related field.
• Development experience using Python in a CNO environment.
• Experience testing large scale systems.
• Experience developing System Test Plans, Requirements Test Verification Matrices, and System Test Cases.
• Experience working with, configuring, and testing embedded systems.
• Participation in system test readiness reviews and operation readiness reviews.
• Knowledge of networks and IP subnets/routing.
• Ability to configure network interfaces, set IP addresses and subnets.
• Experience creating and configuring Virtual Machines to emulate operational environments.
• Familiarity with basic VLAN/VPN/NAT concepts.
• Familiarity with signal analysis tools such as Wireshark.
• Development experience using Python, Ruby, or JavaScript.
• Familiarity with the Linux operating system.
• Experience working in an Agile environment utilizing the Atlassian suite.

Nice-to-haves

• Experience testing systems that host Real-Time Operating Systems such as VxWorks, Integrity, eCos or POSIX compliant Operating Systems such as Solaris or BSD.
• Familiarity with SVN or GIT version control systems and basic Configuration Management principles.
• Experience with network test equipment such as Spirent/Ixia/Xena packet testers.