Network Engineer
Fair Lakes, Virginia
Experience: 5
Category: Information Technology
Contractor Work Model: Hybrid
Brand: ALTA IT Services
Compensation Range: 80000.00 - 120000.00 Per Hour
Job ID: 344123
Date Posted: 12/12/2025
Shortcut: http://jobs.systemone.com/y1n2XF
Job Title: Network Engineer
Location: Fair Lakes, Virginia
Type: Contract, temp to perm
Compensation: $80000 - $120000 annually, dependent on experience education and certifcations
Contractor Work Model: Hybrid
Network Engineer is responsible for operating, maintaining, and troubleshooting network connectivity and infrastructure on all Mission Technologies networking equipment. The candidate will support the operation and maintenance of multiple networks across different classification levels, different environments and ensure continuous network connectivity is maintained to customers and sites. As a network operation support you will be expected to provide troubleshooting of network connectivity including WAN circuits, equipment failures, router and switch configurations, firewall access control lists. The candidate will have a strong understanding of network security best practices and security patching. This includes coordination with commercial circuit providers for implementation and troubleshooting; maintaining Information Assurance compliance including IOS upgrades, network device configuration changes, firewall ACL verification and changes; and supporting remote sites in restoring network failures.
Maintains smooth operation of local area networks, wide area networks and virtual private networks (VPN).
Plans, evaluates, and coordinates installation and/or reconfiguration of hardware and software elements of data and/or voice communication network.
Maintains technical expertise in all areas of networks and computer hardware and software interconnection and interfacing, such as routers, multiplexers, firewalls, hubs, bridges, gateways, etc.
May propose solutions to management to ensure all communications requirements based on future needs and current usage, configuring such solutions to optimize cost savings.
Prepares or ensures that appropriate network documentation exists, including operational instructions.
Provides regular monitoring and network analysis regarding short- and long-range planning for in-house systems.
May coordinate third-party maintenance for network equipment.
May design network or portion of network that include selection of hardware and software packages.
5 years relevant experience
5 + years demonstrated experience in network operations and support. Work experience may be adjusted for highly specialized knowledge or uniquely applicable experience.
Demonstrated hands-on experience in network operations and on-site support
Proven experience in providing direct site support, including physical infrastructure management and on-premises troubleshooting
Experience with remote and on-site network installations and upgrades
Must currently hold or be able to obtain and maintain a US Secret security clearance
CCNP Certification or equivalent strongly preferred.
Multi-cloud network configuration preferred.
Experience in installing and troubleshooting WAN and LAN network equipment and circuits.
Strong experience in monitoring, maintaining, and troubleshooting Palo Alto Firewalls
Strong ability to troubleshoot network issues at the protocol/packet level using sniffers, protocol analyzers, NetFlow, logging, etc.
Strong technical network troubleshooting and critical thinking skills with the ability to troubleshoot technical issues within multiple systems.
Strong knowledge of Cisco Internetworking including IP addressing (subnets, CIDR), switching (VTP, VLANs, 802.1q, etc..) and routing (OSPF, EIGRP, BGP, PIM, multicast, etc.) and Cisco IOS
Strong knowledge of Fortinet Internetworking including IP addressing (subnets, CIDR), switching (VTP, VLANs, 802.1q, etc..) and routing (OSPF, EIGRP, BGP, PIM, multicast, etc.) and Fortinet IOS
Strong knowledge of IP networking fundamentals, OSI model, and frame/packet structure
Experience in a network operations environment including help desk, customer communication, trouble ticketing, and issue resolution.
Experience with network and performance monitoring tools (SolarWinds, etc.)
Experience in network security technologies including firewalls, VRFs, and port-security/802.1x
Familiarity with Cisco VoIP, including PoE switches and Call Manager
Must be willing to work periodic shifted schedules include evening, night, and weekends.
System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M2
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#DI-CB4
Ref: #850-Rockville (ALTA IT)
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