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Network Engineer

Job in Springfield, Fairfax County, Virginia, 22161, USA
Listing for: Perfect
Full Time position
Listed on 2026-07-08
Job specializations:
  • Engineering
Salary/Wage Range or Industry Benchmark: 100000 - 140000 USD Yearly USD 100000.00 140000.00 YEAR
Job Description & How to Apply Below

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Full Time HQ3FL, Springfield, VA, US

Role

Summary:

The Senior Network Engineer at Perfecta is responsible formaintainingthe design and integrity of the corporate enterprise network,which also includes customer and program enclaves.

Responsible for engineering, monitoring, and evolvinga network between two satellite officesandthe network hublocatedin a data center in northern Virginia, as well as data centers around the globe.

Your network will meetcorporateobjectivesandthe demands of customers by dynamic design, configuration,monitoring,and maintenance ofthe network and network devices. Must be able to implement,monitor, and maintain anMPLS-basedCAN,as wellasWAN circuits.

Must be able to learn and work with non-industry standard hardware, such as firewalls, and be ableregisterpublic domains and set up routing for them. You willprovidetechnicalassistanceto team members for networked equipment supporting our customers’ missions. You will make recommendations for network improvements, including cost estimates, and will mentorat least one junior network administrator with whom you will be working.

Duties and Responsibilities:
  • Must be able to manage anMPLS-based network and understand how to bond multiple WAN connections toprovidefault-tolerance.
  • Work closely withthe Director of IT and other senior management to advise onnetwork aspects of in-house developed hardware,use ofthird-partynetworkelements,advisecustomerson network topics, andwork with security team members to design, deploy, and managesecurenetworks (LAN,CAN,WLAN, WAN)
  • Configure and install network devices and services: firewalls, routers, switches, VPN, load balancer,WAN.
  • Teach, coach, and guidejuniornetwork engineer(s)
  • Proactivelymonitornetwork performance and integrity, and troubleshoot network-related issues, including DNS
  • Create, oversee, and routinely test security measures,including authentication and disaster recovery measures.
  • Communicate withendusers when necessary.
  • Maintain complete and comprehensivetechnicaldocumentation of the network and customer network configuration s.
  • Must be adept at creating and updating network topology diagrams using MS Visio
  • Continually recommend improvements toenhancenetwork performance,capacity, reliability,and scalability while constantly looking for ways to lower costs
  • Install networks and equipment in OCONUS locations as directed bytheprojectPM.
Skills & Knowledge:

Independent and self-disciplined engineer who thrivesonoperatingwithoutdirectsupervisionand has great attention to detail.

Critical thinker who assesses risk and generates innovative solutions that are aligned with corporate mission and constraints.

Problem-solver capableofdeveloping unorthodox networking solutions.

Working knowledgeofandproficiencywith network hardware, such as Cisco,Cisco Meraki,Dell switches,Netgate Firewalls, Juniper, Fortinet, Ubiquiti.

Expert knowledge andproficiencywith networking concepts: IP management,LAN/CAN/WANdesign,network maintenance& monitoring, troubleshooting

Comfortable with deploying changesto production environmentstominimize downtime and risk offailure.

Possesses detailed knowledge andis familiarwithnetworkand routing protocols:

MPLS, TCP/IP, BGP, VLANs, VPNs.

Working knowledge andproficiencywith common network and Linux-based operating systems.

Familiar with access control models and network security.

Working knowledge andproficiencywith network diagnostic, monitoring, andprotocolanalysis tools.

Ability to make custom Ethernet cables and troubleshoot and trace fiber and copper cables.

Education/

Experience:

BS in Computer Network Engineering,Computer Science, Telecommunications, or related engineering field highly desired

At least 10 years of experience working as a Senior Network Engineer/Architect.

Additional Requirements:

Professional certifications:

CCNPrequired;

CCIEhighlydesired.

Must be a U.S. Citizen.

Must be able to obtain a TS/SCI security clearance.

Perfecta is an Equal Opportunity and Affiate Action employer. 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.

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