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Network Jobs in Reston, VA (NOW HIRING)

Network Engineer

Sterling, VA · On-site

$122K - $253K/yr

Network Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position is CONTINGENT upon contract award** The Network Engineer (NE) collaboratively works closely with leadership, Platform ...

Network Administrator

Sterling, VA · On-site

$122K - $253K/yr

Network Administrator Location:Sterling, VA Clearance:TS/SCI Poly **This position is CONTINGENT upon contract award** The Network Administrator (NA) collaboratively works closely with the leadership ...

Enterprise Network Operations: Support the implementation, operation, and optimization of the Congressional Budget Office's Cisco-based network infrastructure, including core, distribution, access ...

The Network Engineer will be responsible for designing, implementing, maintaining, and optimizing enterprise network infrastructure that supports NIH's integrated hosting platform and mission ...

Senior Network Engineer (CONUS) Location: Washington, DC, San Antonio, TX, or Honolulu, HI Security Clearance: Active SECRET Clearance Required (or ability to obtain prior to start) Employment Type ...

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Network information

What are the key skills and qualifications needed to thrive as a network engineer, and why are they important?

To thrive as a Network Engineer, you need strong knowledge of networking protocols, infrastructure design, troubleshooting, and a relevant degree or certification such as CCNA or CompTIA Network+. Familiarity with network hardware, firewalls, routers, switches, and management tools like Wireshark or SolarWinds is typically required. Analytical thinking, attention to detail, and effective communication are essential soft skills for diagnosing issues and collaborating with IT teams. These skills and qualities are critical for ensuring network reliability, security, and optimal performance in modern organizations.

What jobs are in computer networking?

Network jobs refer to roles that involve the design, implementation, management, and troubleshooting of computer networks. These positions can include network administrators, network engineers, and network technicians, who are responsible for ensuring the smooth operation and security of data communication systems within organizations. Network jobs are essential for maintaining connectivity, supporting communication, and enabling the sharing of resources such as files and internet access across computers and devices.

What is the difference between a network engineer and a network administrator?

A network engineer is responsible for designing and building a network, as well as for acquiring and locating required physical components. A network administrator is responsible for the daily functionality of the network, ensuring reliability and data security. Admins create and remove users and group permissions, following best practices for network security. Both jobs require specialized technical knowledge and coordination with stakeholders throughout the organization.

What is the difference between Network vs Network Administrator?

AspectNetworkNetwork Administrator
CertificationsCCNA, CompTIA Network+CCNA, CompTIA Network+, Cisco certifications
Work EnvironmentDesigning, planning, and implementing networksManaging, maintaining, and troubleshooting networks
Job ResponsibilitiesNetwork architecture, hardware setupNetwork monitoring, user support, security
Industry UsageUsed broadly in network design and planningCommonly employed in daily network management

While both roles involve working with networks, a 'Network' professional typically focuses on designing and planning network infrastructure, whereas a 'Network Administrator' manages and maintains existing networks. The Network role is more strategic, while the Network Administrator handles operational tasks to ensure network stability and security.

What are some typical challenges faced by network engineers in maintaining network security, and how can they be addressed?

Network engineers often encounter challenges such as managing vulnerabilities from outdated hardware or software, mitigating the risks of unauthorized access, and responding to evolving cyber threats. To address these issues, engineers regularly update and patch systems, implement robust firewalls, and use intrusion detection systems. Collaborating closely with the IT security team and staying current with industry best practices are also essential strategies for maintaining a secure and resilient network environment.
What are the most commonly searched types of Network jobs in Reston, VA? The most popular types of Network jobs in Reston, VA are:
What are popular job titles related to Network jobs in Reston, VA? For Network jobs in Reston, VA, the most frequently searched job titles are:
What cities near Reston, VA are hiring for Network jobs? Cities near Reston, VA with the most Network job openings:
Infographic showing various Network job openings in Reston, VA as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 14% Part Time, and 6% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Full-time

Medical, Dental, Life, Retirement

Re-posted 13 days ago


Job description

An extraordinarily talented group of individuals work together every day to drive TNS\' success, from both professional and personal perspectives.  Come join the excellence!

Overview Transaction Network Services (TNS)
An extraordinarily talented group of individuals work together every day to drive TNS’ success. We provide mission‑critical connectivity solutions to the global financial markets, enabling firms to access exchanges, market data, and counterparties with high availability and operational excellence.
OVERVIEW
We are seeking a Network Engineer to join our Financial Markets Network Engineering team. This role supports real‑time trading and market data connectivity across highly available global networks. The position provides strong exposure to routing, switching, multicast, automation, and packet‑level troubleshooting in production trading environments. Responsibilities


RESPONSIBILITIES

  • Support add/move/change (MAC) activities across production financial‑markets networks

  • Configure and troubleshoot Layer‑2 and Layer‑3 network services​

  • Assist with BGP, OSPF, and IS‑IS routing changes and troubleshooting

  • Support NAT configuration and fault isolation (static and dynamic NAT)

  • Assist with IP multicast (IGMP, PIM) used for market data distribution

  • Perform packet capture and traffic analysis (tcpdump, Wireshark or equivalent)

  • Assist with Layer‑1 troubleshooting including physical connectivity and latency‑sensitive paths

  • Follow disciplined change, documentation, and operational processes

  • Work with senior engineers on automation‑enabled configuration and validation

  • For this role, we anticipate paying $90,000K-$100,000K annually. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate’s knowledge, skills, abilities, and geographic location. TNS offers a competitive benefit package including medical and dental coverage, life insurance, paid holidays and vacations, and a 401K plan with company match.

NETDEVOPS & AUTOMATION

  • Exposure to network‑as‑code practices using structured data (JSON/YAML)

  • Assist with templated configuration and automation workflows (e.g., Jinja2, Ansible)

  • Follow Git‑based version control and peer‑review workflows for network changes

Qualifications

REQUIRED SKILLS & EXPERIENCE

  • 3+ years of experience supporting global IP networks

  • Hands‑on experience with Cisco, Juniper, and Arista platforms

  • Strong Layer‑2 knowledge (VLANs, trunking, STP, LACP)

  • Strong Layer‑3 fundamentals (BGP basics, OSPF/IS‑IS concepts)

  • NAT fundamentals and troubleshooting experience

  • Multicast fundamentals (IGMP, PIM)

  • Packet capture and analysis skills

  • Strong written and verbal communication skills


CERTIFICATIONS

  • CCNA or CCNP

  • NCIA or JNCIP


TNS is an equal opportunity employer. Immigration sponsorship (i.e., H1-B visa, F-1visa (OPT)), TN visa or any other non-immigrant status) is not currently available for this position.

If you are passionate about technology, love personal growth and opportunity, come see what TNS is all about!

TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic.