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Network Engineer with Security Clearance
MANTECHCrane, IN🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
On Site
Schedule
Employee
Level
Mid Senior
Job Description
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
* 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
Skills
Ansible
Python
VMware
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