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 International, 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 Mid-level Network Engineer to join our team. The position may be based in the DC/Maryland/Virginia area, or Chandler, AZ. You will provide criticalskillsaspartofateamtooperate,manage,troubleshoot,andresolvecomplexnetworkissuesandmaintainasecurenetwork.AthoroughunderstandingofLAN/WANintegration,TCP/IP,switching,androutingisessential. You willalsobeexpectedtoprovideexperienceindeployingdesktops,servers,cabling,switches,bridges,androuterstoensureendtoendconnectivity.Thispositionmayalsosupportsomesystemandserveradministrationanddesktopservicesaspartofalargerteam.

Responsibilities include but are not limited to:

• Designing and implementing network solutions, topologies, and services to ensure efficiency, security, and reliability of current networks   
• Working in a team environment to support effective customer service 
• Analyzing network topologies and making recommendations on network equipment and services  
• Configuring firewalls, load balancing, routing, and switching to maximize network efficiency and security   
• Maximizing network performance through ongoing monitoring and troubleshooting   
• Arranging scheduled upgrades   
• Strong experience with implementing configuration baselines and DoD STIGs   
• Strong experience with vulnerability mitigation and patching   
• Updating network equipment to the latest firmware releases   
• Investigating faults in the network   
• Leading and training more junior engineers 
• Reporting network status to key stakeholders   
• Have flexible working hours to be available to support team when needed   
• Perform other associated duties as assigned   
• Collaborate and work closely with cyber security personnel and teams to analyze, respond, resolve and recover from network vulnerabilities and issues 

Basic Qualifications:

• IAT Level II certification
• A CCNA, CCNP, or other related certifications -OR- Specialty experience
• A bachelor’s degree in a technical discipline -OR- Successful completion of a certified technical/vocational school
• A minimum of three (3) year of related experience
• Expertise in Windows networks, Cisco Systems, and network monitoring products and technologies  
• Experience in routed, switched, and wireless LAN environments that operate Microsoft, UNIX, and OpenVMS  
• Previous experience with ServiceNow
• Documenting topologies and rack elevations using Visio  
• Documenting and tracking network devices  
• Producing high quality, timely, and accurate reports in Word or Excel 
• Ability to organize and facilitate planning and demonstrations 
• Ability to track, manage, and ensure project tasks are completed in a timely manner  
• Writing effective procedural guidance 

Preferred Qualifications:

Experience with any of the following technologies:

• A clear understanding of TCP/IP, HTTP, SHTTP, SMTP, SNMP, DNS, DHCP, EIGRP, OSPF, PPP, HDLC, V.35, RS-449 and knowledge of the 803.2, 802.3, 802.5, 802.10, 802.11, 802.3u and 802.3z communications, EIA/TIA cable standards and Internet standards.  
• Must address issues related to synchronous and asynchronous communications, Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, ATM, or ISDN.  
• Desired experience with various OTDR, cable testers, network sniffers for troubleshooting. 
• Cisco Catalyst access and Nexus core switches 
• Cisco ASR and ISR routers  
• Cisco ASA RAVPN 
• Bluecoat Web Proxies 
• ServiceNow   
• Juniper 
• Citrix 
• Load balancers 
• SolarWinds Network Configuration Monitor (NCM) 
• System Center Configuration Manager (SCCM) 
• Palo Alto Firewalls 

Clearance Requirements:  

• Must be a U.S. citizen 
• Must hold a TS/SCI clearance 
• Must be able to obtain DHS EOD suitability; an active EOD suitability is highly desired 

Physical Requirements: 

• Must be able to remain in a stationary position 50% 
• Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer 
• The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech’s Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech’s utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

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