Network Engineer (5751) with Security Clearance

SMX is seeking a motivated Network Engineer I to provide enterprise-level engineering and technical support for mission-critical DoW communications and transport networks. This position will provide onsite support Monday - Friday with up to 50% travel expected. In this role, you'll be assisting in the design, implementation, and maintenance of systems related to DoW ground & flight-test environments, wargames, and exercises. Assist with operating secure network solutions that integrate cutting-edge terrestrial, satellite, tactical, and cloud-based technologies in support of national security missions.

Essential Duties & Responsibilities

• Network Design & Engineering
• Design and engineer secure enterprise and mission transport network architectures
• Conduct network assessments and develop modernization strategies
• Create detailed network diagrams, documentation, and implementation plans
• Configure and optimize routers, switches, firewalls, and transport devices
• Trouble shoot and correct issues affection tests and exercises
• Integration & Operations
• Integrate terrestrial, SATCOM, tactical, and cloud-based networking capabilities
• Monitor, troubleshoot, and resolve complex network incidents and outages
• Support lab integration, testing activities, and operational transitions
• Maintain network documentation and engineering artifacts
• Security & Compliance
• Implement cybersecurity controls and network hardening measures
• Ensure compliance with DISA STIGs and RMF requirements
• Support patch management and vulnerability remediation efforts
• Collaboration
• Coordinate with Government engineers, cybersecurity teams, and mission partners
• Provide technical guidance and mentorship to junior team members

Required Skills/Experience

• Clearance Required: Secret
• US citizenship is required for work on DoW contract
• Top Secret clearance (with SCI eligibility) is preferred
• Bachelor's degree or 4 additional years of experience in lieu of a degree
• Hands-on network engineering experience
• Proven experience with enterprise routing/switching technologies and transport architectures
• Background supporting DoW or Intelligence Community environments
• Experience with Cisco, Linux, VMware, Juniper, Palo Alto, or equivalent platforms
• CCNA or CCNP certification required (active and current)
• Strong understanding of DISA STIGs, RMF, and DoD cybersecurity principles
• Proficiency in network protocols, architecture, and best practices
• Willingness to travel up to 50% (CONUS and OCONUS) Desired Skills/Experience:
• Experience with SATCOM or military transport systems
• Additional advanced certifications (CCIE, JNCIE, security certifications)
• Experience with SD-WAN, MPLS, or optical transport technologies
• Background in Space Command or Air Force network environments #cjpost #LI-ONSITE 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: $73,100 - $121,800 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 an Equal Opportunity employer including disabilities and veterans. Selected applicant may be subject to a background investigation and/or education verification.

SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).