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Technology
Sr. Network Engineer III with Security Clearance
Catapult StaffingWashington, DC🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Salary
$150k - $200k/yr
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
The Sr. Network Engineer III provides senior-level engineering support for mission-critical enterprise networks. This position is responsible for designing, implementing, and maintaining secure, reliable, and scalable network solutions that support organizational objectives and ensure optimal performance and availability. What you’ll do:
• Design, implement, and troubleshoot enterprise network solutions for federal government customers. • Serve as a technical SME, support routing and switching technologies, resolve complex issues, contribute to Agile delivery, and provide innovative solutions that build customer trust and support mission success. What you’ll need to succeed:
• An active Top Secret security clearance.
• 10+ years of experience in network engineering with hands-on responsibility for core enterprise routing and switching infrastructure.
• Bachelor’s degree in a technical field is preferred. Relevant experience may substitute for education requirements.
• Subject matter expertise in designing, implementing, and troubleshooting complex routing protocols, including BGP and OSPF.
• Experience with software-defined WAN architectures and implementations.
• Experience with Peplink products.
• Proven experience supporting enterprise switching environments, including VLANs, STP, and related Layer 2 technologies.
• Experience managing and maintaining high-availability, high-performance network backbones in mission-critical environments.
• Hands-on experience with Cisco ASR, ISR, Catalyst, and Nexus platforms.
• Explicit experience performing network traffic analysis.
• Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
• Required technical certifications include CCNP Enterprise SALARY RANGE: $150,000 - $200,000
The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including: • The candidate's professional background and relevant work experience
• The specific responsibilities of the role and organizational needs
• Internal equity and alignment with current team compensation
• This role is also eligible for additional compensation, subject to the terms and policies, which may include:
o Performance-based bonuses
o Company-paid training and/or certifications
o Referral bonuses Benefits: All full-time employees are eligible to participate in our benefits programs:
Health, dental, and vision insurance
401(k) retirement plan with company match
Paid time off (PTO) and holidays
Parental Leave and dependent care
Flexible work arrangements
Professional development opportunities
Employee assistance and wellness programs
• Design, implement, and troubleshoot enterprise network solutions for federal government customers. • Serve as a technical SME, support routing and switching technologies, resolve complex issues, contribute to Agile delivery, and provide innovative solutions that build customer trust and support mission success. What you’ll need to succeed:
• An active Top Secret security clearance.
• 10+ years of experience in network engineering with hands-on responsibility for core enterprise routing and switching infrastructure.
• Bachelor’s degree in a technical field is preferred. Relevant experience may substitute for education requirements.
• Subject matter expertise in designing, implementing, and troubleshooting complex routing protocols, including BGP and OSPF.
• Experience with software-defined WAN architectures and implementations.
• Experience with Peplink products.
• Proven experience supporting enterprise switching environments, including VLANs, STP, and related Layer 2 technologies.
• Experience managing and maintaining high-availability, high-performance network backbones in mission-critical environments.
• Hands-on experience with Cisco ASR, ISR, Catalyst, and Nexus platforms.
• Explicit experience performing network traffic analysis.
• Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
• Required technical certifications include CCNP Enterprise SALARY RANGE: $150,000 - $200,000
The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including: • The candidate's professional background and relevant work experience
• The specific responsibilities of the role and organizational needs
• Internal equity and alignment with current team compensation
• This role is also eligible for additional compensation, subject to the terms and policies, which may include:
o Performance-based bonuses
o Company-paid training and/or certifications
o Referral bonuses Benefits: All full-time employees are eligible to participate in our benefits programs:
Health, dental, and vision insurance
401(k) retirement plan with company match
Paid time off (PTO) and holidays
Parental Leave and dependent care
Flexible work arrangements
Professional development opportunities
Employee assistance and wellness programs
Skills
Agile
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