Mid-Level Network Engineer

Posted 2 Days Ago
Be an Early Applicant
Stafford, VA, USA
In-Office
75K-110K Annually
Senior level
Information Technology • Consulting • Defense
The Role
Designs, deploys, secures, monitors, and troubleshoots network infrastructure supporting Department of Defense tactical and enterprise environments. Responsibilities include routing, switching, firewall, VLAN, wireless, cryptographic, and network-management implementation; performance monitoring; complex connectivity troubleshooting; STIG compliance; configuration management; documentation; change control; and coordination with cybersecurity, systems engineering, operations, vendors, and stakeholders.
Summary Generated by Built In

Mid-Level Network Engineer 
THIS IS NOT A REMOTE POSITION

Stafford, Virginia | Minimal Travel 

Work arrangement: This position is fully on-site in Stafford, Virginia. Remote work is not available. 

Position Overview 

The Mid-Level Network Engineer designs, configures, secures, and sustains network infrastructure supporting Department of Defense tactical and enterprise environments. The engineer will implement routing, switching, firewall, virtual local area network, wireless, and network-management solutions; monitor performance and availability; troubleshoot complex connectivity issues; and maintain accurate technical documentation. Success requires independent technical judgment, disciplined configuration management, and close coordination with cybersecurity, systems engineering, operations, and program stakeholders. 

Role Priorities 

  • Deliver secure, resilient, and high-performing network services for mission and business operations. 

  • Maintain standardized configurations, accurate documentation, and strong change control across network environments. 

  • Identify and resolve performance, availability, interoperability, and security issues before they affect users or mission outcomes. 

  • Support modernization while maintaining compliance with approved Department of Defense cybersecurity and engineering requirements. 

  • Provide stakeholders with timely technical analysis, clear recommendations, and reliable status information. 

Key Responsibilities 

Network Engineering and Implementation 

  • Design, configure, test, and deploy network solutions using routers, switches, firewalls, virtual local area networks, wireless technologies, and associated services. 

  • Configure and manage dynamic routing protocols, switching features, access controls, network address translation, and segmentation for tactical and enterprise environments. 

  • Evaluate technical requirements, network dependencies, capacity constraints, and implementation risks; recommend practical solutions aligned with approved architectures. 

Operations, Security, and Troubleshooting 

  • Monitor network health, availability, utilization, and performance; investigate incidents and restore service within established priorities. 

  • Troubleshoot complex Layer 2 and Layer 3 connectivity, routing, switching, firewall, wireless, and interoperability issues using approved diagnostic tools. 

  • Implement network hardening, security controls, and remediation actions in accordance with approved Security Technical Implementation Guides and organizational policy. 

  • Support cryptographic devices and protocols used in defense network environments, coordinating with security specialists when escalation is required. 

Configuration Management and Collaboration 

  • Maintain network diagrams, configuration baselines, addressing plans, interface records, standard operating procedures, and implementation documentation. 

  • Use network monitoring and configuration-management tools to identify drift, support backups, control changes, and improve operational visibility. 

  • Participate in technical reviews, change-control boards, testing events, and implementation activities; document decisions, risks, and follow-up actions. 

  • Coordinate with cybersecurity, systems engineering, operations, vendors, and customer stakeholders to integrate solutions and resolve cross-functional impediments. 

Required Qualifications 

  • Education: Bachelor's Degree and 5+ years of experience OR Master's + 2 years 

  • Experience: 5+ years in varied network environments 

  • Certifications: Cisco Certified Network Associate (CCNA) 

Preferred Qualifications 

  • Experience with DoD STIG compliance and network hardening procedures 

  • Familiarity with NSA Type 1 encryption and HAIPE devices 

  • Experience with Software Defined Networking (SDN) in tactical environments 

  • Knowledge of MPLS, BGP, and advanced enterprise routing protocols 

Conditions of Employment 

  • U.S. citizenship is required. 

  • An active Department of Defense Secret security clearance is required. 

  • This position is contingent upon contract award. 

Candidate Profile 

The ideal candidate combines practical network engineering expertise with sound technical judgment, mission focus, and a disciplined approach to secure tactical communications. They apply a strong understanding of network topologies, dynamic routing protocols, advanced switching, firewalls, virtual local area network segmentation, configuration-management tools, and cryptographic protocols to design and sustain robust, resilient program networks. They deploy, manage, troubleshoot, and optimize tactical wireless and wired infrastructure; maintain clear and accurate network documentation; and translate operational and security requirements into reliable, supportable solutions for Department of Defense environments. 

Salary Range 

The anticipated base salary range for this position is $75,000–$110,000 annually. The final offer will depend on the candidate’s qualifications, relevant experience, certifications, security-clearance status, and other job-related factors. 

Skills Required

  • Bachelor's degree and 5+ years of experience, or a master's degree and 2+ years of experience
  • 5+ years of experience in varied network environments
  • Cisco Certified Network Associate (CCNA) certification
  • U.S. citizenship
  • Active Department of Defense Secret security clearance
  • Experience with DoD STIG compliance and network hardening procedures
  • Familiarity with NSA Type 1 encryption and HAIPE devices
  • Experience with Software Defined Networking in tactical environments
  • Knowledge of MPLS, BGP, and advanced enterprise routing protocols
Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
189 Employees
Year Founded: 2013

What We Do

Alexandria Insights, Inc. is a Virginia-incorporated, Service-Disabled Veteran-Owned Small Business that helps U.S. government customers use technology effectively and efficiently to address nationally significant problems. Its work spans system specification, development, acquisition, deployment, support, and operational employment. The company supports defense-related programs, including Ground Based Air Defense, delivering technology-focused services for complex national-security missions and operational requirements across government agencies.

Similar Jobs

Alexandria Insights, Inc. Logo Alexandria Insights, Inc.

Network Engineer

Information Technology • Consulting • Defense
In-Office
Stafford, VA, USA
189 Employees
75K-110K Annually

Peraton Logo Peraton

Network Engineer

Aerospace • Information Technology • Security • Cybersecurity • Defense
In-Office
Quantico, VA, USA
18000 Employees
104K-166K Annually

Leidos Logo Leidos

Network Engineer

Information Technology • Software
In-Office
5 Locations
27104 Employees
59K-107K Annually

Samsara Logo Samsara

Consultant

Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Easy Apply
Remote or Hybrid
United States
4000 Employees
100K-166K Annually

Similar Companies Hiring

Golden Pet Brands Thumbnail
Digital Media • eCommerce • Information Technology • Marketing Tech • Pet • Retail • Social Media
El Segundo, California
567 Employees
Outpost Space Thumbnail
Aerospace • Defense
Los Angeles, California
38 Employees
RapidScale Thumbnail
Cloud • Information Technology • Consulting
Raleigh, NC
600 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account