Network Engineer Security Clearance

Position: Network Engineer with Security Clearance
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- Description Looking for an opportunity to make an impact? Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. From our airborne work with sensors alerting warfighters to what's over the next hill, our autonomous maritime platforms protecting sea lanes and shores; our dedicated Defense Group employees are solving critical challenges across the globe.

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Are you ready for your next challenge? Leidos has an exciting and rewarding career opportunity for a cleared Network Engineer in Beavercreek, OH near Wright-Patterson AFB supporting one of USAF AFLCMC’s programs. This position will provide Network Engineering support to our end customer to design, develop, integrate, test, and ultimately field new features and capabilities for multiple platforms.

Primary Responsibilities:

* Effectively communicate hardware and software issues with customers and end users to include leading customer and vendor meetings.

* Effectively track and document hardware and software across multiple locations and programs.

* Design and engineer program environments, enclaves, and networks.

* Engineer, monitor, manage, and troubleshoot internal and external networks to include encryptors, firewalls, routers, and switches.

* Engineer, monitor, manage, and troubleshoot virtual environments to include VMware.

* Engineer, monitor, and manage storage appliances and ability to help troubleshoot issues with vendor support.

* Research, implement, monitor, manage, patch, and troubleshoot various Microsoft and Linux products.

* Research, implement, and troubleshoot active directory, group policy, routing and DNS.

* Execute the process for managing information assurance vulnerability alerts (IAVAs) and system security scanning for equipment suites in accordance with the System Security Plans for these systems to rapidly and accurately identify and remediate IAVAs.

* Initiate IAVA responses and system security scans, completing remediation, extending IAVA patches and security updates to designated sites, and execute monthly security scans.

* Review logs and vulnerabilities, identify potential issues, and engineer solutions to remediate or mitigate these issues.

* Plan and manage system installations and upgrades for networks and servers (hardware and software).

Basic Qualifications:

* Bachelor’s degree and 8+ years of prior relevant experience or a Master’s degree with 6+ years of experience in one of these areas:
Networking, Communications, or Systems Engineering. Additional 4 years of experience will be acceptable in lieu of a bachelor’s degree

* Ability to identify issues and research fixes

* Strong desire to grow and learn new technologies

* Strong fundamental network knowledge: IP, DNS, DHCP, BGP, OSPF, SD-WAN, VLANs, Switch configuration

* Must be a US Citizen

* Must have an active DoD TS/SCI security clearance

Preferred Qualifications:

* Professional certifications i.e. Cisco, VMware, Microsoft, CompTIA

* Experience leveraging Juniper Smart Session Routers

* Previous experience with encryption networks

* COMSEC Experience

* Familiar with CISCO command line

* Experience with Fiber networking

* Experience working with ruggedized systems

* Experience with VPN or enterprise network routing / edge connect

* Experience with MLS Switches

* Experience working with NTP/PTP NKE If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:
September 4, 2026 For U.S. Positions:
While subject to…