Network Engineer Sr

Lockheed Martin•Boulder, CO

22h•Onsite

About The Position

Lockheed Martin is seeking a highly skilled Network Engineer with an active Top Secret clearance to work from our Boulder, CO, location. This is a MID CAREER (level 3) ROLE where candidates typically require 3+ years of professional experience and a BS degree. The Overhead Persistent Infrared (OPIR) Infrastructure Team is seeking a Network Engineer to design, build, and sustain the ground‑station platform that supports both SBIRS and the Next‑Gen GEO OPIR ground stations. In this role you will work closely with software, security, and mission engineers to deliver ultra‑reliable, secure, and scalable ground‑systems that enable continuous infrared surveillance and missile‑warning capabilities for legacy and next‑generation satellite constellations.

Requirements

+3 years of Network Engineering experience i.e. design, implementation, troubleshooting of complex network infrastructure
Deep knowledge of OSI/TCP/IP Models, Layer 2/3 technologies (VLAN, OSPF, BGP), and hands on experience with either Cisco/Juniper Devices (both preferred)
Familiarity with one or more of the following: DISA STIGs, COMSEC, and/or TACLANEs
Active Security+ CE (or equivalent IAT Level II) required or ability to obtain within 60-90 days.
Must be a US Citizen for consideration.

Nice To Haves

Multi‑vendor switching/routing expertise (Juniper, Cisco) with certifications i.e. CCNA, JNCIA. or higher
Experience with SDN such as Cisco ACI or Juniper Apstra
Experience with network automation tools such as ansible
Exposure to virtualization technologies i.e. VMware, vSAN
Ability to work effectively in a collaborative, agile scrum environment.
Proficient with Microsoft PowerPoint and Visio.

Responsibilities

Design and plan network communications systems.
Provide specifications and detailed schematics for network architecture.
Provide specific detailed information for hardware and software selection, implementation techniques and tools for the most efficient solution to meet business needs, including present and future capacity requirements.
Conduct testing of network design.
Maintain technical expertise in all areas of network and computer hardware and software interconnection and interfacing, such as routers, multiplexers, firewalls, hubs, bridges, gateways, etc.
Evaluates and reports on new communications technologies to enhance capabilities of the network.