Network Engineer

Leidos has a new and exciting opportunity for a Network Engineer in our Intelligence Sector, 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!

Program Summary

This is a large, multi-year Leidos-led prime contract supporting the development, integration, deployment, and sustainment of large collection systems. The work performed on this program is mission-critical to the government and focused on solving complex technical challenges within emerging technologies.

Team members operate with autonomy while contributing to a highly technical environment delivering impactful, mission-relevant solutions.

Position Summary

The Network Engineer II provides end-to-end network engineering support spanning design, implementation, maintenance, and upgrades of existing networks. The role includes analysis of design specifications and related documentation, general LAN/CAN/WAN administration, and coordination of network conversions and cutovers.

This position translates business requirements into telecommunications solutions (LAN, CAN, WAN, Voice, Video), performs engineering analysis of alternatives in support of modernization efforts, and contributes to telecommunications enhancement design for medium and large-scale infrastructures. The engineer supports end users, operations personnel, and program management in matters involving network interfaces and infrastructure performance.

Primary Responsibilities

• Optimize end-to-end system performance and dataflow, minimizing latency and maximizing throughput through analysis, monitoring tools, and data captures.
• Design, integrate, configure, deploy, test, maintain, and optimize network devices, interfaces, and methodologies across LAN/CAN/WAN and telecommunications environments.
• Implement network solutions supporting server requirements, including load balancing, VPNs, firewall contexts, Traffic Shaping, VoIP, GRE, IPSec, IP Encryption, MoIP, and NAT where appropriate.
• Provide input to and develop designs for the organization's network and mission architecture, including enhancements to meet new partner requirements.
• Configure and maintain network diagrams and accreditation documentation; integrate hardware and software to satisfy ISO 9000 and DoD/IC regulatory requirements.
• Oversee support to network equipment, coordinate conversions and cutovers, and resolve network or system incidents across users and sites.
• Apply systems engineering principles across all lifecycle phases and perform activities aligned to ISO/IEC 15288 Technical Process Areas.

Basic Qualifications

• Master's degree in Computer Science, Information Assurance, Information Security Systems Engineering, or related discipline and six (6) years of relevant professional experience providing Network Engineering support and training commensurate with network engineering curriculum.
  
  • OR Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and eight (8) years of relevant professional experience providing Network Engineering support.
  • OR Twelve (12) years of relevant professional experience providing Network Engineering support in lieu of degree, plus certification in an industry standard (Arista Configuration Essentials, Cisco Certified Network Associate, or Juniper Certification Tracks: Automation & DevOps, Cloud, Data Center, Design, Enterprise Routing & Switching, Junos Security, Service Provider Routing & Switching).
• Information Assurance Technical (IAT) Level II baseline certification in accordance with DoD 8570.01-M.
• Security Clearance Requirement - Active TS/SCI with Polygraph.

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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:
March 9, 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 $92,300.00 - $166,850.00

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.