ManTech
ManTech

60 Mantech Network Engineer Jobs Hiring in MD

Network Engineer

Laurel, MD

$141.50K - $236K/yr

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a ...

Network Engineer

Laurel, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a ...

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a ...

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a ...

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a ...

CNO Reverse Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly skilled and innovative CNO Reverse Engineer to join our team in Hanover, MD ... Experience with networking (TCP/IP) and socket-level programming * Experience with Malware Analysis

Senior CNO Software Engineer

Hanover, MD · On-site

$114.60K - $190.20K/yr

MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Senior CNO Software Engineer

Hanover, MD · On-site

$114.60K - $190.20K/yr

MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Expert CNO Software Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Senior CNO Software Engineer

Hanover, MD · On-site

$114.60K - $190.20K/yr

MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Expert CNO Software Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

MANTECH seeks a highly skilled and innovative CNO Reverse Engineer to join our team in Hanover, MD ... Experience with networking (TCP/IP) and socket-level programming * Experience with Malware Analysis

Expert CNO Software Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Senior CNO Software Engineer

Hanover, MD · On-site

$114.60K - $190.20K/yr

MANTECH seeks a highly technical and mission-focused Senior CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

Expert CNO Software Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

CNO Software Engineer

Hanover, MD · On-site

$114.60K - $190.20K/yr

MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD ... Apply knowledge of security concepts and network technologies * Ensure software engineering ...

Expert CNO Software Engineer

Hanover, MD · On-site

$141.50K - $236K/yr

MANTECH seeks a highly technical and mission-focused Expert CNO Software Engineer to join our team ... Apply expert knowledge of security concepts and network technologies * Develop data queries for ...

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ManTech Jobs Information

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

To thrive as a Network Engineer, you need a solid understanding of network protocols, routing and switching, and typically hold a degree in computer science or a related field. Familiarity with tools like Cisco IOS, network monitoring software, and certifications such as CCNA or CCNP are highly valued. Strong problem-solving skills, effective communication, and the ability to work well under pressure set top performers apart. These skills ensure the reliable design, implementation, and maintenance of network infrastructure, which is critical for organizational connectivity and security.

What are some common challenges Network Engineers face when managing large-scale enterprise networks?

Network Engineers working with large-scale enterprise networks often encounter challenges such as ensuring network security across multiple locations, minimizing downtime during upgrades or maintenance, and troubleshooting complex connectivity issues. They may also need to balance high availability with performance, manage diverse hardware and software, and coordinate with cross-functional teams like cybersecurity and IT support. Staying updated with rapidly evolving technologies and addressing scalability concerns are key aspects of the role.

What does a Network Engineer do?

A Network Engineer is responsible for designing, implementing, and maintaining the computer networks that support in-house voice, data, video, and wireless network services. They ensure network reliability and performance, troubleshoot issues, and optimize network security. Network Engineers work with hardware and software, coordinate with other IT professionals, and often manage upgrades or expansions to meet an organization's needs.

What is the difference between Network Engineer vs Network Administrator?

AspectNetwork EngineerNetwork Administrator
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentDesigning, implementing, and troubleshooting network infrastructureManaging and maintaining existing network systems
ResponsibilitiesNetwork design, configuration, and optimizationMonitoring, maintaining, and supporting network operations
Industry UsageIT, telecommunications, large enterprisesCorporate, small to medium businesses, educational institutions

While both roles involve working with networks, Network Engineers focus on designing and building network systems, whereas Network Administrators manage and support existing networks. Understanding these differences helps organizations assign the right responsibilities and professionals for their network needs.

Does ManTech pay people when they’re sick?

Sometimes. Only some people get paid when they’re sick.
42% of people say they wouldn’t get paid if they were sick but scheduled to work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

At ManTech, are sick days and vacation days separate paid time off?

Only some people have separate paid time off for sick days and vacation.
50% of people say they have to use vacation days when they’re out sick.
Based on data from 10 people who took the Breakroom Quiz between June 2025 and April 2026.

Do people get paid time off at ManTech?

Most people get paid time off work.
100% of people say they get paid time off.
Based on data from 10 people who took the Breakroom Quiz between June 2025 and April 2026.

How easy is it to get time off at ManTech?

Most people find it easy to get time off.
100% of people report it’s easy to get time off.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

How easy is it to take sick days at ManTech?

Most people find it easy to take sick days.
100% of people report that it’s easy to take time off if they are sick.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech feel treated with respect by their managers?

Most people feel treated with respect by their managers.
92% of people say they’re treated with respect by their managers.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech get to take their breaks without interruption?

Most people get breaks without interruption.
83% of people report that they get to take their breaks without interruption.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Is it stressful to work at ManTech?

Some people feel stressed out here.
50% of people say they often feel stressed out at work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech recommend working with their team?

Most people recommend working with their team.
77% of people report that they would recommend working with their immediate team to a friend.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people get enough training when they start at ManTech?

Some people didn’t get enough training when they started.
46% of people report they didn’t get enough training when they started working here.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people get support to advance at ManTech?

Only some people are given support to advance their career here.
In the last year, 36% of people report not being given support to advance their career here.
Based on data from 11 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people think ManTech’s headquarters understands what’s happening where they work?

Most people think headquarters doesn’t understand what’s happening where they work.
75% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.

Do workers feel well informed about how ManTech is doing?

Most people feel well informed about how the company is doing.
67% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and April 2026.
What are the most popular states for Mantech Network Engineer Jobs?
Infographic showing various Network Engineer job openings at Mantech in Maryland as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% Physical job distribution.
Network Engineer

$141.50K - $236K/yr

Other

Medical, Life, Retirement, PTO

Posted 13 days ago


ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

31st of 184 rated software companies


Job description

Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Network Engineer to join our team in Laurel, MD.  You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions.

Responsibilities include but are not limited to:

  • Responsible for supporting customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices.  Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.
  • Responsible for performing planning, deployment and quality assurance functions for system and network upgrade projects. 
  • Will develop high, mid and lower-level diagrams and schematics to document the system and network infrastructure for planning, historical and continuity purposes.
  • Responsible for designing, installing, configuring, troubleshooting and maintaining a LAN/WAN equipment required to provide telecommunications services in a complex environment consisting of various Cisco network equipment to include Nexus and Catalyst model as well as Integrated Service Routers.
  • Responsible for designing networks utilizing switching technology to include VLAN, Inter-VLAN routing, trunking, and port aggregation on the WAN/LAN environment.

 Minimum Qualifications:

  • Bachelor's degree with (12) years of relevant experience with technical discipline from an accredited college or university.
  • Associates degree with (15) years of relevant experience or high school diploma with (20) years of relevant experience
  • Significant experience provisioning and sustaining network infrastructures and have experience developing, operating, and managing networks required to operate in a secure PKI, IPSEC, or VPN enabled environment
  • Significant experience with CISCO network equipment, i.e. 9300, 3850, 4900, ASR-2130, etc.
  • Cisco Certified Network Associate (CCNA) certified at the Professional level in Network Security (CCSP), Network Design (CCDP), and/or Routing & Switching (CCNP)
  • Able to understand routing protocols, QOS, be able to implement traffic shaping and policing on the network, and understand IPSEC tunneling
  • Crypto experience

Preferred Qualifications:

  • Leads medium to large complex projects and major phases of very large projects. 
  • Provides highly technical and specialized guidance and solutions to complex IT problems.
  • At least three years of direct experience with and intelligence community.

Clearance Requirements:

  • Must have a current/active Top Secret/SCI with Polygraph 

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 collaborate with other leaders/teams, use standard office automation equipment, and virtual communication. 

The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

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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