Cleared On Site Sr. Network Engineer (4024)

Are you ready to take on a pivotal role in designing and maintaining secure, mission-critical network systems? We’re looking for a Senior Network Engineer to support a Federal Law Enforcement Agency Laboratory Division’s IT infrastructure, ensuring high performance, reliability, and scalability. This role will contribute to the Federal Law Enforcement Agency's mission by managing cutting-edge technology and driving innovation in network solutions. This role is on site in Quantico, VA.

Essential Duties and Responsibilities:

• Design, implement, and maintain robust and scalable network infrastructure, including hardware, software, and security components.
• Migrate and consolidate on-premise network systems into a hybrid cloud environment (AWS Secret and GovCloud).
• Ensure high availability and performance of networks, including monitoring, optimization, and troubleshooting.
• Manage firewalls, routers, switches, and VPNs, ensuring compliance with security protocols and Federal Law Enforcement Agency standards.
• Conduct regular network assessments to identify vulnerabilities, enhance cybersecurity posture, and ensure compliance with the Federal Law Enforcement Agency and NIST guidelines.
• Support network virtualization (e.g., Hyper-V, VMware) and monitoring tools such as Splunk Enterprise.
• Oversee patch management, disaster recovery planning, and routine backup operations.
• Collaborate with cross-functional teams, including security engineers, systems administrators, and project managers, to support network-dependent systems and applications.
• Document network configurations, processes, and procedures to ensure continuity and knowledge sharing.
• Manage user access, identity management, and network policy enforcement to protect sensitive systems and data.
  
  

Required Skills / Experience:

• 8 years of hands-on experience in enterprise-level network design, implementation, and administration.
• Proven expertise in managing Cisco networking technologies (routers, switches, firewalls, VPNs).
• Experience with network virtualization platforms (e.g., VMware ESXi, Hyper-V).
• Strong understanding of network security protocols, including firewalls, encryption, and intrusion prevention systems (IDS/IPS).
• Experience using Splunk or similar tools for monitoring and analyzing network performance.
• Familiarity with patch management tools such as WSUS, SCCM, and BigFix.
• Knowledge of Active Directory, Windows Server 2019, and Red Hat Linux systems.
• Ability to develop and implement network migration plans to cloud platforms (AWS or similar).
• Active Top Secret clearance with SCI eligibility.
  
  

Desired Skills/Experience:

• Experience supporting networks in classified environments with strict compliance to NIST standards.
• Familiarity with cloud services (AWS EC2, RDS, S3) and hybrid cloud solutions.
• Working knowledge of disaster recovery planning and failover cluster management.
• Experience using advanced network management tools like Citrix XenCenter, Dell OpenManage Enterprise, and Cisco Network Analysis tools.
• Strong documentation and technical writing skills.
• This position is onsite in Quantico, VA 5 days a week. **
  
  

Application deadline 1-31-2025

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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.

The proposed salary for this position is:

$114,700—$191,100 USD

At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.

We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.

SMX is committed to hiring and retaining a diverse workforce. All qualified candidates will receive consideration for employment without regard to disability status, protected veteran status, race, color, age, religion, national origin, citizenship, marital status, sex, sexual orientation, gender identity or expression, pregnancy or genetic information. SMX is an Equal Opportunity/Affirmative Action employer including disability and veterans.

Selected applicant may be subject to a background investigation and/or education verification.