Network Engineer/Level 4
Listed on 2026-06-03
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Engineering
Systems Engineer, Cybersecurity -
IT/Tech
Systems Engineer, Cybersecurity
Overview
Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering.
Responsibilities- Design and plan network communications systems.
- Provide specifications and detailed schematics for network architecture.
- Provide 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.
- 5+ 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.
- Active Secret clearance is required prior to start and ability to obtain TS/SCI clearance.
Lockheed Martin is seeking a highly skilled level 4 Network Engineer with an active Secret clearance to work from our Boulder, CO location. This is a MID-SR CAREER (level
4) role where candidates typically require 5+ 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. 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.
Your work will directly protect troops, allies, and critical infrastructure worldwide.
- 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.
- Opportunity for Impact:
Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization. - Professional Development:
Take advantage of opportunities for growth and advancement with access to world-class training and development programs. - Collaborative Culture:
Work alongside bright minds committed to excellence and supporting each other. - Benefits:
Medical, Dental, 401k, Paid time off, Work/life balance, Career development, Mentorship opportunities, Rewards & recognition.
- Multi‑vendor switching/routing expertise (Juniper, Cisco) with certifications such as 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 such as VMware, vSAN
- Ability to work effectively in a collaborative, agile scrum environment
- Proficient with Microsoft PowerPoint and Visio
By applying to this job, you are expressing interest and could be considered for other career opportunities with similar skills and requirements. You may be contacted for this and future openings. This position is onsite full-time at a Lockheed Martin facility.
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