Network Engineer - TS/SCI with Poly at Leidos Manassas, VA

Job Description

Description

We are seeking a highly skilled Network Engineer to design, configure, and maintain network systems that support critical SAP landscapes. The ideal candidate will play a key role in ensuring optimal network performance and availability for SAP applications, collaborating with cross-functional IT teams to support business operations, security compliance, and disaster recovery initiatives.

Primary Responsibilities :

• Design, configure, and maintain network infrastructure supporting SAP systems.
• Monitor network performance and implement tuning enhancements to optimize SAP application performance.
• Troubleshoot and resolve network-related issues impacting SAP applications.
• Collaborate closely with SAP Basis Administrators to ensure seamless integration across platforms.
• Manage network access controls, routing, firewall rules, and VLAN configurations relevant to SAP environments.
• Ensure compliance with IT security policies and assist in audit readiness and response.
• Document network configurations, topology diagrams, and operational procedures.
• Provide network support for SAP system migrations, upgrades, and patch management.
• Participate in disaster recovery planning, testing, and execution alongside cross-functional IT teams.

Basic Qualifications

• TS/SCI with a Poly Clearance is required
• Bachelor’s degree in a related field and 4+ years of relevant experience, or Master’s degree with 2+ years of relevant experience. Additional experience may be considered in lieu of a degree.
• Must be 8570 compliant with ideally a CompTIA Security+ CE or greater certification.
• Experience providing network engineering support includes planning, designing, and evaluating network components.
• Ability to perform network needs assessments and provide specifications for network architecture.
• Hands-on experience in the installation, monitoring, modification, testing, and servicing of network equipment.
• Strong troubleshooting skills with the ability to resolve complex network-related issues.
• Experience managing routing and switching, including protocols like BGP.
• Proficiency in configuring and managing networking hardware (routers, switches, access points).
• Working knowledge of load balancers and firewall configurations to optimize traffic and ensure security.
• Experience with network management tools and techniques to support connectivity, security, and performance.
• Understanding of network security practices, including threat detection and mitigation.
• Ability to communicate effectively with internal teams and clients on project goals and technical solutions.

Preferred Qualifications

• Strong background in network architecture design, including developing end-to-end infrastructure solutions.
• Experience evaluating and recommending new network technologies to improve system capabilities.
• Proven track record of developing technical solutions that require collaboration and deep analysis.
• Ability to work independently on high-impact projects or processes with minimal supervision.
• Experience coaching or reviewing the work of junior network or technical staff.
• Broad understanding of interdisciplinary technical domains outside of core networking.
• Involvement in disaster recovery planning and technical audits.
• Familiarity with supporting SAP environments from a networking perspective.
• Experience with routing protocols and advanced load balancing strategies.

EC-DAS

At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”

If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.

Original Posting: August 26, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range: Pay Range $72,150.00 - $130,425.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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