Network Engineer - Mid-Career jobs in United States
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Lockheed Martin · 1 month ago

Network Engineer - Mid-Career

Lockheed Martin is a leading aerospace and defense company committed to innovation and business ethics. The Network Engineer will design, implement, and maintain classified network communications systems while ensuring security and performance standards are met.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
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Growth Opportunities
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Deploy, configure, and manage networking systems across all classified networking environments
Implement and maintain security controls, in accordance with DISA (Defense Information Systems Agency) STIG (Security Technical Implementation Guides)
Monitor networking system operation, health, and performance; troubleshoot complex issues to minimize downtime
Collaborate with program stakeholders to obtain networking requirements
Collaborate with cybersecurity to enforce security standards, respond to incidents, and support classified network requirements
Document configurations, procedures, and security implementations; provide clear communication and training to cross functional teams

Qualification

Network infrastructure troubleshootingCisco switchesRoutersCybersecurity certificationOSI model understandingDISA STIG implementationPalo Alto firewall experienceCommunication skillsCollaboration skillsProblem-solving skills

Required

Ability to obtain a DoD Security Clearance
Understanding of OSI or TCP/IP models
OSI Layer 2 knowledge: VLANs, ARP, CDP, and trunking
OSI Layer 3 knowledge: IP addressing and IP routing concepts
3+ years of experience planning, building, installing and troubleshooting network infrastructure
Hands-on experience implementing configurations using CLI on Cisco switches & routers
Ability to tactfully interact with customers to resolve network connectivity issues
Ability to troubleshoot network outages and restore network functionality
Must possess or have the ability to obtain a cybersecurity certification such as CompTIA Security+
Excellent written and verbal communications

Preferred

Experience with encryption devices and COMSEC
Experience with Cisco routing devices such as 4000, and 8000 Series platforms
Experience with Cisco switching devices such as 3850, 9300 and Nexus switching platforms
Experience with Palo Alto firewall platforms
Experience in the application of DISA (Defense Information Systems Agency) STIG (Security Technical Implementation Guides) settings to network computing infrastructure
Familiarity with IP telephony and integration into existing IP network infrastructure
System and network experience with Microsoft Windows, UNIX and Linux
Familiarity in the design of network physical layer facilities, including specification of copper wiring and fiber optic cabling, physical security, power, and cooling requirements
DoD Top Secret Security Clearance or the ability to obtain one

Benefits

Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Education Assistance
Parental Leave
Paid time off
Holidays

Company

Lockheed Martin

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Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.

Funding

Current Stage
Public Company
Total Funding
$6.06B
Key Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M

Leadership Team

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Jim Taiclet
Chairman, President & CEO
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Craig Martell
Chief Technology Officer
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Company data provided by crunchbase