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Lentech Inc. VERIFIED EMPLOYER

Senior Network Engineer 3.

Network Engineering & Telecommunications Full-Time

Senior Network Engineer 3: our view in 3 lines...

  • The Role:This role is for an experienced network engineer who builds, secures, and maintains network infrastructure using routers, switches, and firewalls.
  • The Person:The person will develop and implement network solutions, install and maintain routers, switches and firewalls, implement network security measures, resolve network issues, monitor network health, and maintain network documentation.
  • Requirements:The ideal candidate has active and current TS.SCI with FSP from NSA, 12 YOE as a network engineer, proficiency with Linux, and CCNA or CCNP and Security+ certifications.

About the role

Responsibilities:

  • Develop, plan, and implement scalable network solutions, new network layouts, and upgrades.
  • Install, configure, and maintain network hardware (routers, switches, firewalls) and software.
  • Implement and manage network security measures, including firewall rules, access controls, and security protocols to protect data.
  • Resolve network issues.
  • Monitor network health, analyze traffic patterns, and improve visibility through metrics and alerting
  • Create and maintain network documentation, policies, and procedures.

Required:

  • ACTIVE AND CURRENT TS.SCI w FSP from NSA
  • 12 YOE as a network engineer
  • Minimum of 3 years as a Network Engineer (within the last 3 years).
  • Proficient with Linux. Linux system administration experience is a plus.
  • CCNA or CCNP certification
  • Security+ certification. 

Desired:

  • Should have working knowledge, able to use and or support, with some (preferably most) of the following resources and tools
  • Juniper and Cisco routers, switches, and firewalls
  • Palo Alto firewalls
  • Dell and HPE Linux servers
  • Experience with patching and upgrading Linux servers and networking resources.
  • Ansible•Nutanix – VM management
  • Rubrik – data storage
  • Nomad containers
  • SALT scripts
  • LibreNMS
  • NetBox

About Lentech, Inc. 
Lentech, Inc., provides technology-enabled IT Solutions and Mission Technical Solutions to civil, defense and intelligence customers. Through our accumulated years of experience, industry expertise, and strategic partnerships, Lentech has built mission-critical solutions for our federal and commercial customers. Lentech’s clients achieve full life-cycle support and cost-effective managed services supporting enterprise computing and applications initiatives for Government agencies. Lentech’s Mission Technical Solutions Division is focused on providing engineering, operations, I&T and technical services to civil and defense customers primarily in the aerospace fields. 
 
Lentech, Inc. is a performance-based company providing employees with challenging and interesting work, competitive pay and benefits, and opportunities to learn and grow. We focus on providing an environment of fun, sharing, collaboration and connection. Our culture is team oriented, non-hierarchical and entrepreneurial. It gives people a chance to participate and be a factor in the company’s growth and success. 
 
Lentech, Inc. is an Equal Employment Opportunity (EEO) employer and considers all qualified applicants for employment without regard to race, color, religion, gender identification, national origin, sexual orientation, age, marital status, disability, protected veteran status, or any other factor prohibited by applicable law. We are proud of the diversity of our staff and seek diversity in our applicants. 

The proposed salary range for this position is: $172,000 -$207,000

Published November 11, 2026
Location Fort Meade, FL
Job Type Full-Time