Systems Network Engineer

Science Applications International Corp

Washington, DC

JOB DETAILS
SALARY
$80,001–$120,000 Per Year
SKILLS
Amazon Web Services (AWS), Architectural Design, BICSI (Building Industry Consulting Service International), Best Practices, CCNA - Cisco Certified Network Associate, CCNP - Cisco Certified Network Professional, Cisco Catalyst Switches, Cisco Nexus Switches, Communication Skills, CompTIA Network+, Computer Engineering, Computer Science, Computer Security, Computer Workstations, Consulting, Contingency Plans, Customer Support/Service, Design Document, Design Evaluation, Desktop PC, Emerging Technology, Engineering Change Order, Enterprise Applications, Enterprise Architecture, Fiber Optic Cable, Firewalls, Foreign Affairs, Foreign Policy, Government, HP OpenView, ITIL (IT Infrastructure Library), Information Technology & Information Systems, Installation Guide, Interpersonal Skills, Local Area Network (LAN), Maintain Compliance, Military/DoD Standards, Network Administration/Management, Network Architecture/Engineering, Network Monitoring, Network Performance/Analysis, Network Routing, Network Support, Network Switching, Network System Hardware, Network Systems, Operational Support, Operations Planning, Performance Analysis, Presentation/Verbal Skills, Problem Solving Skills, Professional Services, Quality Assurance, Regulatory Compliance, Risk Analysis, Risk Management, Root Cause Analysis, Security Software, Sensitive Compartmented Information (SCI), Software Administration, Software Development, System Architecture, Systems Engineering, Technical Consulting, Technical Leadership, Technical Support, Technical/Engineering Design, Telephony, Testing, Top Secret Clearance, United States Citizen, Wide Area Network (WAN), Work From Home, Writing Skills
LOCATION
Washington, DC
POSTED
3 days ago

Systems Network Engineer

Job ID: 2614570

Location: Washington, DC, United States

Date Posted: Jul 14, 2026

Category: Information Technology

Subcategory: Network Engineer

Schedule: Full-Time

Shift: Day Job

Travel: No

Minimum Clearance Required: Top Secret

Clearance Level Must Be Able to Obtain: TS/SCI

Potential for Remote Work: On-Site

Benefits: Click here

Share: mail

Apply Now >

Apply Now >

Job Description

Description

We are seeking a skilled LAN/WAN Network Engineer to support the Department of State (DoS) Bureau of Diplomatic Technology (DT) program. This program delivers transparent, interconnected systems and robust security to enable the DoS to fulfill its U.S. foreign policy mission. DT provides comprehensive enterprise architecture design, engineering, operations, and maintenance support for desktops, servers, networks, firewalls, and enterprise applications across the Department.

Key Responsibilities:

  • Evaluate, design, document, install, implement, test, and troubleshoot a wide range of network components and systems.
  • Monitor, tune, and maintain network performance; set standards and ensure compliance across network infrastructure.
  • Provide client consulting and training on network systems, architectures, and best practices.
  • Plan, research, evaluate, and recommend new network and storage technologies.
  • Utilize monitoring and performance analysis tools to identify, isolate, and resolve network issues.
  • Develop solutions to operational challenges within the constraints of existing equipment and infrastructure.
  • Create and execute contingency plans for network hardware failures, including both isolated incidents and major outages.
  • Offer internal consulting, technical guidance, and support to application developers, IT operations, workstation support teams, management, and departmental clients.

Qualifications

Required Education & Experience:

  • Bachelor's degree in computer science, computer engineering, or a related discipline and at least 5 years of relevant experience; or a master's degree and at least 3 years of experience. Additional experience may be considered in lieu of a degree.
  • Minimum of 8 years of IT network engineering support experience (including Tier II/Tier III support, network infrastructure implementation, and maintenance).
  • Expert-level experience with one or more of the following: Cisco Nexus, Cisco Catalyst routing and switching, DoD Network Standards (STIGs).
  • Experience supporting government customers in secure environments, with familiarity in NIPRNET and SIPRNET operating standards and guidelines.
  • Demonstrated experience developing and conducting quality assurance reviews of engineering change orders for perimeter security hardware and software.
  • Proficiency in root cause analysis, risk identification, and risk mitigation.
  • Expert knowledge of cabling standards, including fiber optic and copper cable termination.
  • Experience with network monitoring tools such as HP OpenView, STORM, AWS, NeuralStar, or similar platforms.

Required Clearance:

  • US Citizenship.
  • Active top secret clearance.
  • Candidate must be qualified for a TS/SCI clearance and have held an SCI clearance within the past 3 years.

Desired Qualifications:

  • ITIL Foundation certification.
  • Professional certifications such as Network+, Cisco CCNA, Cisco CCNP, or BICSI.
  • Familiarity with the Department of State environment, including data and voice networks, IT security systems, policies, and procedures; knowledge of Foreign Affairs Handbooks (FAHs) and Foreign Affairs Manuals (FAMs).
  • Strong interpersonal skills, including effective collaboration, self-awareness, and excellent written and verbal communication abilities.

Target salary range: $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

Overview

SAIC accepts applications on an ongoing basis and there is no deadline.

SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

Share: mail

Apply Now >

About the Company

S

Science Applications International Corp

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions. We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.
COMPANY SIZE
10,000 employees or more
INDUSTRY
Computer/IT Services
FOUNDED
2013
WEBSITE
https://jobs.saic.com/