Network Administration Engineer

MANTECH seeks a motivated, career and customer-oriented Network Administration Engineer in South Burlington, VT or Camp Springs, MD.

Responsibilities include but are not limited to:

• Support network automation processes and procedures for configuration, management, testing, deployment, and operational support for virtual and physical devices with various scripting methods. Works with an experienced team of network engineers in performing vulnerability and fault analysis on enterprise perimeter devices, and developing and implementing system remediation and recovery plans

• Use Maestro collaboration tools such as JIRA, Confluence to manage and document daily work efforts within an Agile methodology

• Build network configurations and connections, monitors and maintains network performance. Maintains worldwide networking environment by updating system configuration and directing system installation.

• Work autonomously on assigned tasks as well as collaboratively on larger projects across teams.

• Defines, documents, and enforces system standards. Troubleshoot network disruptions, outages and security incidents. Install, configure and support network / firewall infrastructure within the enterprise

• Configure firewall rules (source, destination, port, protocol) as well as Layer7 based rules. Creation / maintain firewall object library and application definitions. Network hardware configuration / performance tuning

• Utilize ServiceNow ticket and incident management system and incorporate automations with other management systems. Function as member of team overseeing SNOW ticket queue to resolve escalation tickets from operations support tier.

Minimum Qualifications:

• 5 + years of enterprise network experience.

• Strong documentation skills using MS Office applications.

• Professional track record of enterprise network engineering LAN, WAN, WLAN, SDWAN.

• Experience with IPAM management (preferably Infoblox) and firewall configuration auditing / cleanup (preferably Palo Alto, Panorama).

• Strong skills in MS Office suite especially Word, Excel, Visio in the management and documentation of network design and administration.

• Experience with cloud AWS/Azure as well as on-premise virtualization platforms (VMWare: ESXi, NSX and Hyper-V).

Preferred Qualifications:

• Bachelor's degree.

• CCNP, CCNA, PCNSA, PCNSE.

• Experience administration of Infoblox.

• Experience administering Palo Alto firewalls.

• Experience supporting government contracts.

Clearance Requirements:

• Must be a U.S. Citizen and be able to obtain and maintain a DHS EOD Suitability prior to starting this position.

Physical Requirements:

• Office work, typically sedentary with some movement around the office.

• Ability to travel to support network troubleshooting or installs (rare).

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at and provide your name and contact information.