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Firewall Network Engineer in Bethesda, MD at ManTech

Date Posted: 9/4/2018

Job Snapshot

Job Description

Group:



MSS

Clearance Level Needed:



Public Trust

Shift:



Rotating

Category:



Networks & Telecommunication Services





ManTech is seeking a Senior Network Engineer to provide support and to operate network and security components which include routers, switches, firewalls, load balancers, wireless devices, data centers, and cloud services in both a greenfield and brownfield infrastructure. The successful candidate will support multiple networks that operate 24 hours a day 365 days a year requiring 99.99995% uptime. Normal business hours are between 6 a.m. and 6 p.m. Eastern Time. Daily duties include managing the USCIS network and security devices which include and are not limited to the following:


• Cisco ASA


• Cisco Security Manger


• Cisco routers/switches/firewalls


• IPS/IDS modules


• Cisco ISE


• Amazon Cloud


• Data center infrastructure


• Network Enclaves


• Xceedium Gatekeeper


• Riverbed


• Solarwinds


• Cisco Prime


• McAfee


• HP Fortify


• HIDS


• Two Factor Authentication


• Identity and Biometric tools


• Bluecoats

Duties:


• Troubleshooting Tier 3 & 4 level issues for LAN / WAN networks


• Troubleshooting Enclaves


• Working on Change Requests, Incidents, Work Orders


• Resolving Emergency Break Fix problems


• Ability to work in ServiceNow and use this tool effectively to work


• Understanding the work flows to expedite and provide operations support


• Collaborate with multiple teams for resolving issues


• Maintain documentation for all network infrastructure changes and process flows

o Document all processes and procedures

o Post documents to EID SharePoint site


• Serve as the technical expert for network infrastructure, security tools, appliances and services


• Collaborate with Network Architecture & Engineering teams to recommend solid well thought out solutions


• Responsible for mentoring junior staff and expanding their skill set


• Responsible for leading CIRT calls and outage resolutions

Qualifications:


• Expertise in one or more of the following tools and technologies:

o Cisco Network and Security Technologies

o Cisco Wireless Technologies

o Amazon Cloud Services

o Cisco Data Center Technologies

o Riverbed Technology

o Performance Engineering tools and technologies


• Experience serving as an escalation point for network and performance issues and ensuring their resolution


• Experience analyzing and resolving tickets with limited internal/external support


• Strong ability to operate as member of a multi-functional team


• Ability to multi-task and keep track of work


• Must be an expert on subnet masking and IP addressing


• Must understand multi-tier networks and have proven ability to resolve issues


• Must have excellent written and verbal skills in English


• Must have self-motivation and initiative to tackle large problems from start to finish


• Must have excellent time management skills to work in a fast-paced professional environment


• Must have the ability to design solutions that are not cookie cutter


• Must have project management and time management skills


• Must know Visio diagramming and Microsoft office tools suite


• Must be able to work independently and within a matrixed organization


• Must have networking expertise and drive work to closure


• Must have excellent customer service skills and high threshold for stress


• Must want to be in an Operations environment


• Ability to follow directions from management


• Availability to work outside of normal business hours to support a production network


• Must be available to be on call many weeks throughout the year


• Must have excellent team work and collaborations skills


• Ability to maintain composure in a fast paced, high stress, demanding environment


• Current USCIS EOD highly desired


• Experience operating in a DevOps environment for at least twelve months highly desirable

Other:

Clearance Requirements – US Citizen with the ability to obtain Public Trust and complete DHS Security Clearance; Ability to obtain DHS EOD suitability or Current DHS EOD preferred.

Location – Bethesda, MD; Stennis, MS

Job Requirements

Requires Bachelor's degree in (Computer Science, Math or Engineering) or equivalent, and five to seven years of related experience.