Network Engineer

About DMI

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results. Learn more at www.dminc.com

About the Opportunity

DMI is seeking a Network Engineer to provide implementation and operational support for secure network infrastructure at a federal agency client. You will work within a Cisco-based enterprise environment supporting the configuration, hardening, and continuous monitoring of network infrastructure in alignment with Zero Trust principles and federal cybersecurity standards.

Duties and Responsibilities:

Support implementation, operation, and optimization of Cisco-based network infrastructure, including core, distribution, access, and edge layers

Implement and maintain network security controls aligned with NIST SP 800-53 and NIST SP 800-207 Zero Trust Architecture

Configure and manage routing, switching, and network services, including VLANs, DNS, DHCP, and VPNs; maintain secure configurations aligned with organizational standards

Manage 802.1X port-based network access control to enforce authentication at the network edge

Configure and maintain centralized logging for all network devices; ensure log forwarding to enterprise SIEM platforms in compliance with retention requirements

Conduct continuous monitoring and vulnerability assessments of network infrastructure; coordinate remediation in alignment with NIST RMF

Participate in change management processes; maintain network diagrams, SOPs, and configuration documentation

Serve as technical advisor for complex service desk escalations; collaborate with cloud, Microsoft, and cybersecurity engineering teams

Support incident response activities, including network-level analysis, containment actions, and forensic data collection

Qualifications

• Education and Years of Experience:

• Bachelor's degree in Computer Science, Information Technology, or a related field; relevant experience and certifications may be considered in lieu of a degree.

• Professional certifications in network engineering or cybersecurity, maintained continuously for a minimum of 5 years

• Experience implementing NIST SP 800-53 and NIST SP 800-207 Zero Trust Architecture in enterprise network environments

• Proficiency with Cisco routing, switching, and firewall platforms; hands-on experience with VLANs, DNS, DHCP, and VPNs

• Experience implementing and managing 802.1X network access control

• Experience in configuring network device logging and forwarding logs to enterprise SIEM platforms

• Cisco CCNP or equivalent certification

• 3+ years of enterprise network engineering experience

• Required Skills & Certifications:

• Experience supporting incident response and forensic data collection ^

• CompTIA Security+ or equivalent certification

• Prior experience supporting federal government network environments

• Background Requirements: Must possess or be eligible to obtain and complete a Public Trust background investigation and/or a Public Trust clearance.

• Public Trust Tier 2 clearance required.

• Citizenship Status Required: Must be a U.S. Citizen

• Physical Requirements: None required for this position.

• Location: Remote, United States

• Minimum Salary Rate $77,800.00 Median Salary Rate $85,341.00 Working at DMI

• DMI is a diverse, prosperous, and rewarding place to work. Our culture is shaped by five core values that guide how we work, grow, and succeed together:

• Do What’s Right – We lead with honesty and integrity.

• Own the Outcome – We take responsibility and deliver.

• Deliver for Our Customers – We are relentless about delivering value.

• Think Bold, Act Smart – We innovate with purpose.

• Win Together – We collaborate and celebrate our success.

• These values aren’t just ideals—they show up in how we support every part of your well-being:

• Convenience/Concierge – Virtual health visits, commuter perks, pet insurance, and entertainment discounts that make life easier.

• Development – Annual performance reviews, tuition assistance, and internal career growth opportunities to help you thrive.

• Financial – Generous 401(k) matches, life and disability insurance, and financial wellness tools to support your future.

• Recognition – Annual awards, service anniversaries, referral bonuses, and peer-to-peer shoutouts that spotlight your achievements.

• Wellness – Healthcare coverage, wellness programs, flu shots, and biometric screenings to support your health.

• DMI values employees for their talents and contributions, and we take pride in helping our customers achieve their goals. Because when we live our values, we all win together.

• ***************** No Agencies Please *****************

• Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.