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Senior Core Network Engineer Jobs in Indiana (NOW HIRING)

ManTech

Network Engineer

Crane, IN · On-site

As a core member, you will assist in the research & design, engineering, integration, testing ... Optimize network performance and security to meet the highest standards * Mentor junior network ...

iFLOW

Sr. OT Network Engineer - San Antonio, TX

Princeton, IN · On-site

$98K - $134K/yr

Job Title: Sr. OT Network Engineer Location: Working Office address: 4000 Tulip Tree Drive, Princeton, IN 47670 Work model : ONSITE (5 days) Duration:Long term Experience:8-15 Years F2F Intreview ...

City Of Gary

JR. Network Engineer

Gary, IN · On-site

$56K/yr

Collaborate with senior engineers and the CTO on network-related projects and troubleshooting. KNOWLEDGE/SKILLS: * Associate's degree or technical certification in Information Technology, Network ...

Infovision

Lead Network Engineer

Evansville, IN · On-site

$97K - $134K/yr

W. 2N Work Location Address: 600 NW Second St, Evansville, IN 47708 Start Date: 6/29/2026 Senior F5 BIG-IP DNS / NGINX Plus / Infrastructure Automation We are seeking a Lead Network Engineer with ...

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Senior Core Network Engineer information

What are Senior Core Network Engineers?

Senior Core Network Engineers are experienced professionals responsible for designing, implementing, managing, and optimizing the core components of an organization's network infrastructure. They focus on ensuring high availability, security, and performance of critical network systems such as routers, switches, and firewalls. These engineers often lead network projects, troubleshoot complex issues, and mentor junior staff. Their expertise is essential for maintaining seamless connectivity and supporting business operations.

What are some common challenges faced by Senior Core Network Engineers, and how can they be addressed?

Senior Core Network Engineers often encounter challenges such as managing complex network architectures, ensuring minimal downtime during upgrades, and addressing security vulnerabilities in real time. Staying current with rapidly evolving technologies and vendor solutions is crucial to maintaining network performance and security. To address these challenges, engineers typically collaborate closely with cross-functional teams, participate in ongoing training, and implement robust change management processes to ensure seamless network operations.

What is the difference between Senior Core Network Engineer vs Network Operations Center (NOC) Engineer?

AspectSenior Core Network EngineerNetwork Operations Center (NOC) Engineer
CertificationsCCNP, CCIE, Cisco certificationsCompTIA Network+, Cisco CCNA
Work EnvironmentDesign, implementation, and troubleshooting core network infrastructureMonitoring, incident response, and network maintenance
Employer & Industry UsageTelecom, large enterprises, ISPsService providers, enterprise networks, managed service providers

The Senior Core Network Engineer focuses on designing and maintaining core network infrastructure, requiring advanced certifications and technical expertise. In contrast, a NOC Engineer primarily monitors network performance, responds to incidents, and ensures network uptime. Both roles are vital in network operations but differ in scope and responsibilities.

What are the key skills and qualifications needed to thrive as a Senior Core Network Engineer, and why are they important?

To thrive as a Senior Core Network Engineer, you need in-depth knowledge of network architecture, routing and switching protocols, and a degree in computer science or a related field, often with several years of relevant experience. Expertise in tools and systems such as Cisco IOS, Juniper JUNOS, MPLS, BGP, OSPF, and relevant certifications like CCNP or CCIE are typically required. Strong analytical thinking, problem-solving, and effective communication skills help you excel in troubleshooting and collaborating with cross-functional teams. These skills and qualifications are crucial for ensuring reliable, high-performance network operations and supporting complex organizational needs.
What cities in Indiana are hiring for Senior Core Network Engineer jobs? Cities in Indiana with the most Senior Core Network Engineer job openings:
Senior Core Network Engineer jobs near you
Infographic showing various Senior Core Network Engineer job openings in Indiana as of July 2026, with employment types broken down into 1% As Needed, 79% Full Time, 18% Part Time, and 2% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.
Network Engineer

Network Engineer

ManTech

Crane, IN • On-site

Other

Re-posted 24 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

30th of 209 rated software companies

Job description

Description & Requirements
Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!
***This is for a future opportunity***

MANTECH seeks a motivated, career and customer-oriented Network Engineer II to join our team in Crane, Indiana. This is an onsite position.

As a core member, you will assist in the research & design, engineering, integration, testing, training, logistics, laboratory research, field engineering, and acquisition and operations analysis in support of a variety of Navy and Marine Corps programs and projects with a focus on defensive cyber technologies, mission assurance, and resilience capabilities for the tactical network environment. Your effort will go towards dramatically increasing the warfighter's effectiveness. If you enjoy working on a highly collaborative and dynamic team and want to make a difference for the warfighter, then we would love to have you on our team!

Responsibilities include but are not limited to:

  • Design and implement complex network solutions that drive innovation

  • Lead troubleshooting efforts to resolve advanced network issues quickly and efficiently

  • Optimize network performance and security to meet the highest standards

  • Mentor junior network engineers, sharing your expertise and fostering growth

  • Participate in strategic planning to shape the future of our network infrastructure

  • Provides technical expertise in the management of a public and/or private network such as Internet protocol (IP) networks, wide area networks (WANs), and public switched telephone networks

  • Plans, designs, installs, maintains, monitors, analyzes, troubleshoots, modifies, and supports network communications systems to provide maximum performance and availability

Minimum Qualifications:

  • BA/BS degree or equivalent education and years of experience may be substituted in lieu of Bachelor's degree

  • 5+ years of experience in network engineering

  • In-depth knowledge of routing and switching protocols like BGP, OSPF, and VLANs

  • Experience with network security technologies such as firewalls, VPNs, and IDS/IPS

  • Experience in multi-level security networks including cross-domain solutions

Preferred Qualifications:

  • Relevant certifications such as CCNP or equivalent

  • Master's Degree

  • Knowledge of automation and scripting tools like Python or Ansible

  • Familiarity with virtualization technologies such as VMware or Hyper-V

  • Project management skills to lead initiatives from start to finish

  • Ability to work independently and take ownership of critical projects

Clearance Requirements:

  • Must have a current and active TS/SCI clearance.

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time.

  • Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations


MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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