Network Engineer

Job
Location: BELTSVILLE, MD, United States
Date Posted: Nov 21, 2025
Category: Information Technology
Subcategory: Network Engineer
Schedule: Full-time
Shift: Evening Job
Travel: No
Minimum

Clearance Required:

Interim Secret
Clearance Level Must Be Able to Obtain: Top Secret
Potential for Remote Work: Hybrid
Benefits:

This is an opening for a LAN/WAN Senior Network Engineer to support a Department of State (DoS) Bureau of Diplomatic Technology (DT). The program provides transparent, interconnected systems and security supporting the DoS in successfully carrying out its U.S. foreign policy mission. The Operations Division provides enterprise operations and maintenance support primarily to the DoS’s foreign networks around the world. SAIC’s program is named "Vanguard" and is an IT consolidation consisting of the Department's domestic and foreign network switch, routers and WAN devices.

This role will require at least 90 days onsite prior to allowing the hybrid schedule. The schedule is 3pm-11:30pm, Tuesday-Saturday.

• Evaluates, designs, documents, installs, implements, tests, and performs problem isolation and resolution, and monitors, tunes, sets standards and maintains a range of network components and systems within the LAN/WAN environments at DoS posts and offices.
• Performs these functions across using COTS and GOTS tools to test/validate: physical media, Operating Systems, TCP protocol stacks, routing protocols, routed protocols and network hardware components primarily on Cisco devices.
• Provides client consulting, and training on the best practices and use of the DoS networks, tools, and architectures.
• Uses monitoring, performance analysis systems, network management software, and hardware management software to troubleshoot and isolate problems, gauge WAN and LAN performance and activity.
• Devises solutions to operational problems within the capacity and operational limitations of installed equipment.
• Provides internal consulting, technical guidance, information and support to other team within DoS such as: application developers, tools developers, management, and inter-division stakeholders.

Required

Education & Experience:

• Bachelors and nine (9) years or more experience; may accept experience in lieu of degree.
• Active certifications:
  Cisco CCNA.
• IT network engineering support experience (Tier II, Tier III, Network infrastructure implementation and maintenance).
• Expert experience in one or more of the following:
  Cisco Nexus, Cisco Catalyst switching, BGP/OSPF routing.
• Experience supporting government customers in secure environments, familiarity of NIPRNET and SIPRNET operating standards and applicable guidelines.
• Demonstrable experience in troubleshooting layers 1–4 of the OSI model.
• Experience evaluating packet captures such as Wire Shark.
• Experience performing root cause analysis, risk identification, and risk mitigation.
• Knowledge of cabling standards, fiber optic and copper cable termination.
• Experience with network monitoring devices such as HP Openview, Nagios, Zenoss, Neural Star or other similar monitoring tools.

Required Clearance:

• Active Interim Secret Clearance or higher with the ability to obtain Top Secret Clearance.

Desired Experience/Skills/Attributes:

• Bachelor degree in a computer science/computer engineering related discipline.
• Experience working with Service Now ticketing system.
• Familiarity with DoS network environments.
• Active certifications:
  Cisco CCNP.
• Interpersonal skills including the ability to collaborate effectively, self-awareness, and excellent written and oral communications.

Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

SAIC accepts applications on an ongoing basis and there is no deadline. SAIC® is a premier Fortune 500® 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, civilian and intelligence 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 24,000 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 $7.5 billion. For more information, visit  For ongoing news, please visit our newsroom.

Please apply through the internal career site here >