Description Leidos is seeking an experienced
Network Discovery Lead to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies (DAFAs).
The Network Discovery Lead will oversee a team of network engineers and analysts responsible for performing virtual and physical discovery of DAFA networks and associated analyses to establish a detailed network migration plan for each DAFA's journey to the DoDNet environment.
Requires an active DOD Secret clearance.Primary Responsibilities:- Manage multiple teams of engineers and analysts tasked with performing physical and virtual discovery of DAFA networks and analysis of collected data to establish a detailed plan for network migrations to DoDNet.
- Mentor network engineers while collaborating closely with the Network Engineering Lead and Project Managers to ensure alignment and team growth.
- Continuously seek process enhancements to streamline and accelerate network discovery, analysis, and planning.
- Plan and design secure network solutions to consolidate or migrate connectivity services under an enterprise service.
- Partner with key stakeholders and technical experts to perform legacy environment discovery, assessing current capabilities, configurations, and unique requirements to develop a design and architecture that uses standard design patterns.
- Design secure wide area connectivity inclusive of underlay, overlay, and COI transport design that supports performance, quality of service, security, and mission requirements.
- Provide secure access solutions leveraging wired and wireless technologies, integrating standards, use cases/scenarios, and develop associated implementation and transition plans.
- Integrate capacity planning and scaling of network and security stack environments into the overall design of solutions.
- Collect, investigate, and identify network optimization strategies and techniques to meet capacity and performance standards.
- Identify legacy service paths (i.e. dataflow, firewall rulesets, and ACLs) and develop strategies and designs for the to-be enterprise service capability to meet requirements while balancing security, sustainability, and maintainability.
- Support development of IP addressing schemes across IPv4 and IPv6 networks.
- Work with information assurance teams to ensure compliance to DoD standards to assist with providing accreditation artifacts.
- Serve as lead architect for the agencies our engineers support through migrations
- Set strategy and improve the processes and methods for network discovery and planning, including RFIs, EIPs, diagrams, and IP schema
- Solve high-level network architecture problems and work through them with agency engineers, including finding solutions when we hit roadblocks during planning
- Mentor and develop their engineers
- Support leadership during migration prep and execution
- Multitask across many concurrent agencies and workstreams
- Bring technical depth from Layer 1 hardware through routing adjacencies and deep technical solutions
Basic Qualifications:- Bachelor's degree or equivalent experience and 12+ years of prior relevant experience or Master's degree with 10+ years of experience. Specific experience, education and training may be considered in lieu of degree.
- Experience managing teams of engineers, including mentoring and fostering communication and collaboration across the team.
- Experience documenting logical and physical designs using drawing tools (e.g. Visio, Powerpoint, Gliffy, Cameo, MagicDraw) to depict systems, subsystems, interfaces, components, and communications of IT applications and infrastructure.
- Experience conducting site surveys or analyzing data obtained from site surveys.
- Experience creating or executing a migration plan to move circuits, network traffic, services, applications, or data between environments or to a commercial cloud provider.
- Significant experience upgrading and LCR of network devices.
- Expertise with common IT infrastructure networking in the areas of LAN, WAN, TCP/UDP, IPSec, VPN, Proxies, Routing(L2/L3), and Firewalls.
- Experience working with two or more of the following network technologies: Cisco, Juniper, F5, Aruba, Palo Alto, Dell, Infoblox, Brocade, and Fortinet.
- Experience in designing and implementing medium to large network infrastructure and producing corresponding technical documentation.
- Able to work as part of a team to troubleshoot and resolve complex network issues.
- Excellent written and verbal communication skills
- Experience presenting designs and plans to technical leadership personnel and boards for approvals.
- Current IAT Level II (or higher) Certification such as Security + or CISSP
- Must have an active DOD Secret clearance.
Preferred Qualifications:- Certified Cisco Network Professional (CCNP) or equivalent.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:October 1, 2026
For U.S. Positions: 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 $116,350.00 - $210,325.00
The Leidos pay range for this job level is a general guideline only and 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.
About LeidosLeidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.
Pay and BenefitsPay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.
Securing Your DataBeware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
Commitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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