Senior Network Implementation Engineer

Leidos

Confirmed live yesterday High trust

Quick summary

Work type
On-site
Location
Chantilly, VA
Salary
$92,300–$166,850 / yr
Employment
Full-time
Posted
70 days ago
Freshness
Confirmed live yesterday

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $169k
This role $130k
$79k most similar roles pay here $218k

This role pays less than 77% of similar roles. Most pay $134,675–$204,200 — the shaded band above. At the midpoint, this role pays about $130k versus about $169k for comparable roles.

Based on 240 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 340 open roles on FindRole.

Listed pay typically runs $92,300–$166,850 across 294 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Senior Network Implementation Engineer

Sr. Network Implementation Engineer joins the Digital Modernization Sector to support computer data communications systems through design specifications, testing, and inspections. This role involves analyzing hardware and software solutions via network modeling, documenting designs with diagrams and bill of materials, and managing migration windows from legacy to modern infrastructure. The engineer will provide technical expertise for fault isolation, develop secure designs aligned with DISA STIGs, and obtain Authority to Operate for new capabilities. Key responsibilities include supervising support specialists and serving as an escalation point for enterprise-level outages. Required skills include experience with Cisco, Brocade, or Juniper hardware; routing protocols like OSPF and BGP; and switching protocols such as VLANs, 802.1q, and port-channels. The role addresses the technical challenge of transitioning critical data flows while ensuring secure, scalable network configurations within a complex infrastructure environment.

What you'll do

  • Design and implement network hardware and software solutions based on customer requirements and modeling.
  • Document technical designs including diagrams, bills of materials, cabling sheets, and configuration files.
  • Schedule and execute migration windows to move user connections from legacy systems to modern infrastructure.
  • Provide expert technical guidance to operations teams for fault isolation and complex problem resolution.
  • Develop secure network configurations that comply with DISA STIGs and enterprise security policies.
  • Obtain Authority to Operate (ATO) for all new devices, software, and capabilities.
  • Supervise and coordinate other network support specialists to plan and implement services.
  • Serve as the escalation point for troubleshooting enterprise-level outages across multiple segments.

What we're looking for

  • Must possess a TS/SCI clearance with Polygraph.
  • Must have 16 years of combined experience and education (e.g., Bachelor's plus 12 years).
  • Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2.
  • Must have Tier III or higher network operations, design, and implementation experience.
  • Must have prior responsibility for production hardware configurations for Cisco, Brocade, and/or Juniper.
  • Must have hands-on experience troubleshooting routing protocols like OSPF or BGP and switching protocols like VLANs and 802.1q.
  • Experience with CAN/LAN, MPLS WANs, network management tools, and firewalls (preferred).
  • CCNP or JNCIP-ENT equivalent knowledge (preferred).

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