Network Engineer, Level 3

Job Description

Job Description

What You Will Do:

As a Network Engineer Level 3 at Independent Software, you will configure, deploy, and maintain Cisco and Arista network infrastructure supporting mission-critical operational systems. You will work alongside government and contractor engineering teams to support network installations, troubleshooting, security, and ongoing operations across local and remote locations.

You will also contribute to network modernization initiatives, including the design of new environments and the transition toward containerized and cloud-based technologies.

Key Responsibilities:

• Configure, deploy, troubleshoot, and maintain Cisco and Arista network equipment.
• Prepare, configure, and test networking systems in a lab environment before deployment.
• Support installation and deployment of network equipment at local and remote locations.
• Maintain operational networks, including firewalls and cryptographic equipment.
• Monitor network operations, troubleshoot issues, and manage service requests through Jira.
• Support network upgrades, infrastructure design, and modernization initiatives.
• Collaborate with government personnel and engineering teams to maintain secure, reliable network operations.
• Participate in on-call operational support and occasional OCONUS travel as required.

Required Skills and Qualifications:

• Strong professional Network Engineering experience.
• Hands-on experience configuring and maintaining Cisco and Arista networking equipment.
• Ability to troubleshoot network infrastructure and operational connectivity issues.
• Willingness to travel occasionally to OCONUS locations and participate in on-call support.

Desired Skills:

• Experience with Cisco Call Manager and Cisco ASA firewalls.
• Network design and architecture experience.
• Experience automating network administration, inventory collection, and compliance tasks.
• Familiarity with cloud technologies, hyperconverged infrastructure, and containerized environments.
• Experience with LatteArt, STE/STN environments, and SSP compliance requirements.

Education and Experience:

Candidates must meet one of the following education and experience combinations: 

• Master's Degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline, plus ten (10) years of relevant Network Engineering experience.
• Bachelor's Degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline, plus twelve (12) years of relevant Network Engineering experience.
• No Degree: Sixteen (16) years of relevant Network Engineering experience and an industry-recognized networking certification, such as Arista Configuration Essentials, Cisco Certified Network Associate (CCNA), or an applicable Juniper certification.

Certifications: 

• Must possess a current DoD 8570/8140 IAT Level III baseline certification.

Clearance Requirement:

• Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Why Choose Independent Software:

At Independent Software, our people are the mission. We’ve built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.

When you join us, you will:

• Support critical national security missions that matter
• Be part of a close-knit, employee-first culture where your voice is heard
• Expand your skills through ongoing training, mentorship, and career development
• Enjoy competitive compensation, generous benefits, and work-life balance

Ready to take the next step in your career? Join us and be part of something bigger.

Apply today.

We’re an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status

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