Requisition #
R64742
Locations
USA-IN-Crane
Posting Date
12/22/2025
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time
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 International Corporation 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.
MANTECH is more than a technology company. We are a company dedicated to service, and we consider our work a part of the public trust. The people of MANTECH are privileged to work for the security of the United States, the welfare of our service members and veterans, the protection of our communities, and the cause of better health care.
We have served the nation for more than 57 years, and in that time we have continually changed and grown to provide the technology that government needs to meet new challenges. We seek people with the same strong ethic of service, creativity, energy, and dedication to serving our country.
We are comprised of more than 9,800 talented employees around the world. Nearly 40% of our employees are veterans. Many others come from the Intelligence Community, Homeland Security and federal civilian agencies. We understand our customers’ challenges because we know their world firsthand.
When Federal managers and military leaders face tough challenges in cyber, data collection & analysis, enterprise IT or systems and software engineering, they turn to MANTECH to get the job done right. These professionals trust MANTECH and stay with us for years because we understand their needs and tackle their most complex challenges head on. They know that reaching their goal is our ultimate objective.
