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Computer Network Systems Jobs (NOW HIRING)

Skills: Computer Backups, Computer Networking, Local Area Network (LAN) Certifications: None ... As a Network/Systems Administrator III, you will help ensure today is safe and tomorrow is smarter.

Bachelor's degree in information technology, computer engineering, or related field; or equivalent work experience. * 5+ years in network/systems engineering roles. * Experience with enterprise ...

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Computer Network Systems information

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$44K

$83.1K

$119K

How much do computer network systems jobs pay per year?

As of Jul 22, 2026, the average yearly pay for computer network systems in the United States is $83,055.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $94,500.00 per year, depending on experience, location, and employer.

What is the highest paying networking job?

The highest paying networking jobs typically include roles such as Network Architect and Chief Network Officer, with salaries often exceeding $150,000 annually. These positions require advanced skills in network design, security, and management, along with relevant certifications like Cisco CCIE or CISSP.

What are computer network systems?

Computer network systems refer to interconnected groups of computers and devices that communicate and share resources such as files, applications, and internet access. These systems use networking hardware and protocols to enable seamless data transmission between users and devices within an organization or across the globe. They are essential for business operations, allowing for collaboration, data management, and secure communications. Network systems can range from small local area networks (LANs) to complex wide area networks (WANs) that connect multiple locations.

What is a career in computer networking?

A career in computer networking involves designing, implementing, managing, and maintaining computer networks such as local area networks (LANs), wide area networks (WANs), and internet systems. Professionals in this field often work with network hardware, protocols, and security measures, and may hold certifications like Cisco CCNA or CompTIA Network+ to demonstrate their skills. The role typically requires strong problem-solving skills and knowledge of network infrastructure and security practices.

What can you do with a computer systems networking degree?

A computer network systems degree prepares individuals for roles such as network administrator, systems analyst, or network engineer. These professionals design, implement, and maintain computer networks, troubleshoot connectivity issues, and ensure network security using tools like routers, switches, and firewalls. Certifications like Cisco CCNA or CompTIA Network+ can enhance job prospects.

What kind of jobs are in networking?

Jobs in networking include roles such as network administrator, network engineer, systems analyst, and network technician. These positions involve designing, implementing, managing, and troubleshooting computer networks, often requiring knowledge of protocols, hardware, and certifications like Cisco CCNA or CompTIA Network+.

What are the key skills and qualifications needed to thrive as a Computer Network Systems professional, and why are they important?

To thrive as a Computer Network Systems professional, you need a solid understanding of networking principles, network security, and troubleshooting, typically supported by a degree in computer science or related certifications like CompTIA Network+ or Cisco CCNA. Familiarity with network hardware, operating systems, monitoring tools, and management platforms such as Cisco IOS and Wireshark is essential. Strong problem-solving abilities, attention to detail, and effective communication are valuable soft skills in this role. These competencies are critical for ensuring reliable, secure, and efficient network operations within an organization.

What are some common challenges faced by professionals working in Computer Network Systems, and how can they be addressed?

Professionals in Computer Network Systems often encounter challenges such as troubleshooting complex connectivity issues, managing network security threats, and ensuring minimal downtime during upgrades or maintenance. Staying updated with the latest technologies and security protocols is essential, as networks are constantly evolving. Collaborating closely with IT support teams and maintaining clear documentation can help address these challenges efficiently. Additionally, ongoing training and certification can provide valuable skills to adapt to new tools and methods in the field.

What is the difference between Computer Network Systems vs Network Administrators?

AspectComputer Network SystemsNetwork Administrators
CertificationsCCNA, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentDesigning, implementing, managing network infrastructureMonitoring, maintaining, troubleshooting networks
Job FocusNetwork architecture and systems setupNetwork operation and support
Industry UsageIT companies, large organizationsAll industries with network needs

Computer Network Systems professionals focus on designing and implementing network infrastructure, while Network Administrators handle daily network maintenance and troubleshooting. Both roles require similar certifications and are essential in maintaining organizational network health, but their core responsibilities differ in scope and focus.

More about Computer Network Systems jobs
What cities are hiring for Computer Network Systems jobs? Cities with the most Computer Network Systems job openings:
What states have the most Computer Network Systems jobs? States with the most job openings for Computer Network Systems jobs include:
What job categories do people searching Computer Network Systems jobs look for? The top searched job categories for Computer Network Systems jobs are:
Infographic showing various Computer Network Systems job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $83,055 per year, or $39.9 per hour.
Network/Systems Administrator III

Network/Systems Administrator III

GDIT

Arlington, VA

$80K - $108K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago


General Dynamics Information Technology rating

7.8

Company rating: 7.8 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

76th of 213 rated it services


Job description

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Computer Backups, Computer Networking, Local Area Network (LAN)

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

Transform technology into opportunity as a Network/System Administrator III with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate.
At GDIT, people are our differentiator. As a Network/Systems Administrator III, you will help ensure today is safe and tomorrow is smarter. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.
HOW A NETWORK/SYSTEM ADMINISTRATOR III WILL MAKE AN IMPACT

  • Able to perform self-sustaining and work with little to no oversight

  • Lead IT ops team on day to day management and operations of Networks and implement capabilities vetted through Cybersecurity, ISSE and higher headquarters to maintain JSIG/RMF Authority to Operate and maintain Continuous Monitoring tools and processes

  • Manage COTS & GOTS products to collect, display and remediate a variety of automated system security and system operations/performance functions and metric

  • Assist during security assessments of servers/network devices/security appliances

  • Assist during security assessments with regard to accuracy and efficiency

  • Assist with Creation of operational Operations and Maintenance (O&M) checklists to maintain the service (daily, weekly, monthly, yearly O&M checklists); build Tactics, Techniques and Processes
    (TTPs) and Standard Operating Processes (SOPs) associated with service checklists

  • Manage and operate monitoring tools/capabilities with the enterprise security information and event management (SIEM) and create/tailor complex event alarms/rules and summary reports

  • Execute cybersecurity operations procedures for day to day network management, operations and maintenance

  • Monitor/analyze output of cybersecurity related tools for reportable security incidents and residual risk

  • Assist in analyzing technical risk, upon request, of emerging cybersecurity tools and processes

  • Work as part of a security incident response team as needed

  • Assist ISSM/ISSO/ISSE with the Integration/Development new techniques to improve Confidentiality, Integrity, and Availability for networks/systems operating at various classification
    levels

  • Advanced technical competency in one or more of the following supported platforms: Microsoft Windows Server, Active Directory Red Hat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability assessment, Group Policy management and configuration,
    Scripting, BMC Footprints, WSUS, , Lumension, Bitlocker, SQL Server 2012, TomCat, IIS, Windows Server 2012r2/2016, Win 10, Red Hat 6.5, Microsoft Office

  • Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP,
    Oracle/MS SQL database security, and Apache/IIS Web server security

Other Requirements:
  • Thorough knowledge of Microsoft Windows desktop and server operating systems, Microsoft Exchange Server, and as needed RHEL operating systems administration and associated hardware

  • Experience in effective communication and collaborating in a high performance team environment

  • Working knowledge of CISCO network and switching and virtualization technologies

  • Working knowledge of Local Area Network (LAN) and Wide Area Network (WAN) technologies and data backup technologies to include communication security (COMSEC) integration.

  • Working knowledge of Risk Management Framework, and, Common Criteria, and System Security Policy as they relate to A&A

  • Working knowledge and current relevant experience with PL2, PL3, and PL4 network environments/systems

  • Working knowledge of WSUS and/or YUM patch deployment methodologies

  • Must be familiar with DoD policy as it applies to implementing and executing system and network administration

  • Working knowledge of Risk Management Framework and how to apply it to network/information system environments

  • Must be able to lift up to 50 lbs


WHAT YOU'LL NEED TO SUCCEED:Required Experience:
  • 5+ years related experience

  • 2+ years Special Access Program (SAP) experience required

Education:
  • Bachelor's degree in a related area OR Associate's degree in a related area + 2 years' experience OR equivalent experience (Desired)

Certifications:
  • IAT Level 3 - within 6 months of the date of hire

Security Clearance Level:

  • TS/SCI

  • Must be able to obtain - TS/SCI with CI polygraph

GDIT IS YOUR PLACE:
  • 401K with company match

  • Comprehensive health and wellness packages

  • Internal mobility team dedicated to helping you own your career

  • Professional growth opportunities including paid education and certifications

  • Cutting-edge technology you can learn from

  • Rest and recharge with paid vacation and holidays

#defense

The likely salary range for this position is $104,040 - $140,760. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

10-25%

Telecommuting Options:

Onsite

Work Location:

USA VA Arlington

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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About General Dynamics Information Technology

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GDIT is a global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense, and intelligence community. Its 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. The company operates across 50+ countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber, and application development.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US