**Description** **Leidos** has a new and exciting opportunity for a **Cyber Range Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we offer **competitive benefits** , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. **Join us and make a difference in National Security!** **Job Summary:** Our LOE program provides our customer's Operations organization with the best possible solutions for their mission needs. We achieve this through rapid prototyping, new development, and advanced technology research. From leading-edge visualizations to analytic development, we're always pushing the boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our prototype development program is the ideal place to grow your skills and make a real impact. Clickhere (https://careers.leidos.com/search/jobs?q=pdsii&ns\_job\_category=pdsii-jobs) to learn more about how this program “Delivers Mission Success!” Looking for a network engineer to support Cyber Security Defensive Operations with configuration of Cyber Range consisting of 100s to 1000s of VMs, physical and virtual network devises, and firewalls utilizing Infrastructure as Code (IaC), Terraform, Ansible, VMWare and other automation technologies. You will work closely with Hunt, Red and Blue Team operators to understand their desired configurations for the Cyber Security Range to support training, force on force exercises, and mimicking of customer infrastructures. You will work with a team of other Software Engineers, System Administrators, Network Engineers and Systems Engineers supporting the Cyber Range and develop innovative solutions to complex problems. You will be part of a larger development team supporting the Cyber Security Directorate's Defensive Network Operations organization with direct mission support activities when not working on the Cyber Range. **Job** **Responsibilities/Qualifications:** + Educational **and Experience Requirements** : Bachelor's degree plus 8-years of relevant experience, or equivalent. Degree must be in Network Engineering, Systems Engineering, Information Technology, or related field. + Relevant **Experience** : Must include computer/information systems design/development, programming, information/cyber/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, and/or systems engineering. Network/system administration experience is also required. + Security **c** **learance** **requirement** : Active TS/SCI with polygraph. + Virtualized **Infrastructure Management** : Experience with multi-node and multi-site networks, networking, virtualization, and building/maintaining networks with physical and virtual equipment. + Network **Services and Firewalls** **:** Proficiency with DNS, DHCP, NTP, Syslog, and next-generation firewalls (e.g., Palo Alto, McAfee). Experience with Infrastructure as Code (IaC) and scripting languages such as Bash, PowerShell, Batch, and Python. + Tools **and Technologies** : Experience with Terraform, Ansible, Puppet, Kickstart, Packer, cybersecurity tools, network configurations, and operational tools. Knowledge of Windows and Linux operating systems, application behaviors, and network traffic analysis. + **Additional** **Skills (Preferred)** : Agile development/DevOps experience, container technologies (Kubernetes, Docker), penetration testing/red team operations, Splunk development/utilization, Nutanix, and Defensive Cyber Security Operations. **At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today!** **Careers.leidos.com** **conmd** **Original Posting Date:** 2025-01-14 While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. **Pay Range:** Pay Range $104,650.00 - $189,175.00 The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. REQNUMBER: R-00151380 All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.