Senior Network Engineer

$121,800 - $204,100/Yr

ManTech - Washington, DC

Full-time - Senior

Remote - Washington, DC

Professional, Scientific, and Technical Services

About the position

Secure our Nation, Ignite your Future. Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech, you'll help protect our national security while working on innovative projects that offer opportunities for advancement. Currently, ManTech is seeking a motivated, career and customer-oriented Senior Network Engineer to join our team in the DMV area. We have opportunities in the Washington, DC area as well as Northern Virginia and Maryland. If you are looking for an opportunity in any of those locations, we encourage you to apply. As a Senior Network Engineer, you will lead the planning, design, and maintenance of connectivity for enterprise network assets to ensure compliance and secure operations on both unclassified and classified networks (SIPR, NIPR, JWICS). You will collaborate with stakeholders to address connectivity requirements and implement necessary configurations to facilitate efficient and secure data transmission, ensuring all network switches and routers are operational, properly configured, and compliant with customer security requirements (e.g., DISA STIG). Your role will also involve ensuring regular maintenance, updates, and troubleshooting of network switches to ensure optimal performance. You will configure, maintain, and monitor firewall, intrusion protection, and intrusion detection systems for network access control and authentication in accordance with ATO requirements, cybersecurity policies, and standards. Additionally, you will implement necessary security measures to protect specialized systems and networks from unauthorized access and cyber threats, supporting the planning and implementation of enterprise service connections among networks, systems, and applications across domains. You will facilitate connections for auditing, authentication, secure cloud computing architecture (SCCA), and Cross Domain Solutions and Guards, ensuring compliance with relevant regulations and standards. Collaborating with ISSOs and the Cyber Services Lead in the Risk Management Framework (RMF) process, you will work with other IIC members/teams to determine root cause and develop reports for stakeholder consumption. Furthermore, you will mentor and train junior staff in methods and processes for effective resolution, tuning and system optimization, alert definitions, appropriate actions, and other routine engineering activities.

Responsibilities

• Leads the planning, design, and maintenance of connectivity for enterprise network assets to ensure compliance and secure operations on both unclassified and classified networks (SIPR, NIPR, JWICS).
• Collaborates with stakeholders to address connectivity requirements and implement necessary configurations to facilitate efficient and secure data transmission.
• Ensures regular maintenance, updates, and troubleshooting of network switches to ensure optimal performance.
• Configures, maintains, and monitors firewall, intrusion protection, and intrusion detection systems for network access control and authentication in accordance with ATO requirements, cybersecurity policies, and standards.
• Implements necessary security measures to protect specialized systems and networks from unauthorized access and cyber threats.
• Supports the planning and implementation of enterprise service connections among networks, systems, and applications across domains.
• Facilitates connections for auditing, authentication, secure cloud computing architecture (SCCA), and Cross Domain Solutions and Guards, ensuring compliance with relevant regulations and standards.
• Collaborates with ISSOs and the Cyber Services Lead in the Risk Management Framework (RMF) process.
• Works with other IIC members/teams to determine root cause and develop reports for stakeholder consumption.
• Mentors and trains junior staff in methods and processes for effective resolution, tuning and system optimization, alert definitions, appropriate actions, and other routine engineering activities.

Requirements

• Minimum of nine (9) years of relevant experience.
• Bachelor's Degree in IT-related field.
• Four (4) years of additional experience is required with a High School diploma; two (2) years of additional experience is required with an Associate's degree.
• A Master's degree may be considered in lieu of two (2) years of experience; a Ph.D. can be considered in lieu of four (4) years of experience.
• Five (5) years of position-specific experience.
• IAT Level-II Certification within 6 months of commencing work.

Nice-to-haves

• Relevant industry standard certifications such as Comptia Network+, Cisco/Juniper, or AWS Advanced Networking.

Benefits

• Health Insurance
• Life Insurance
• Paid Time Off
• Holiday Pay
• Short Term and Long Term Disability
• Retirement and Savings
• Learning and Development opportunities
• Wellness programs
• Other optional benefit elections