- Leidos (Fort Belvoir, VA)
 - **Description** Leidos is seeking a **Sr. Network Engineer / Architect with subject matter expertise** to support medium to large scale operations ... mission partners operating in CONUS and OCONUS locations. The Network Engineer / Architect SME ...**Original Posting:** October 19, 2025 For US Positions: While subject to change based on business needs, Leidos reasonably… more
 
- Leidos (Fort Belvoir, VA)
 - **Description** Leidos is seeking a ** Network Engineer / Architect with subject matter expertise** to support large-scale migration and operations on a ... mission partners operating in CONUS and OCONUS locations. The Network Engineer / Architect SME ...and improvement of complex and geographically enterprise networks. + Expert knowledge of DoD security requirements for network… more
 
- Noblis (Chantilly, VA)
 - Responsibilities As a Network Engineer SME , you will provide expert leadership in designing, implementing, and managing sophisticated network systems ... communications with special emphasis on Top Secret classification enclaves. You will architect secure network infrastructures that meet the highest security… more
 
- Noblis (Chantilly, VA)
 - Responsibilities As a Systems Engineer SME , you will provide expert leadership in planning, designing, and implementing sophisticated additions and changes ... to network hardware, infrastructure server environments, and operating systems with...the stringent requirements of classified operations. **Key Responsibilities** + Architect , design, and lead implementation of enterprise-grade additions and… more
 
- Noblis (Chantilly, VA)
 - Responsibilities As a DevOps Engineer SME , you will provide expert -level leadership in the design, deployment, testing, certification, operations, and ... investigative ecosystem within highly sensitive environments. **Key Responsibilities** + Architect , design, deploy, test, certify, and operate complex DevSecOps… more
 
- GovCIO (Fairfax, VA)
 - …+ Provide technical leadership and mentorship to junior team members, serving as a subject matter expert across multiple domains + Shape and influence ... **Overview** GovCIO is currently hiring for an experienced and highly skilled Engineer / Solutions Architect with an active Secret clearance to provide strategic… more
 
- Oneida Technical Solutions (Chantilly, VA)
 - …in Chantilly, VA. The position will be the secure data center's subject matter expert in network infrastructure and switching. Must have 10+ years' ... 401K w/matching, Paid Time Off (Sick/Vacation) and Holiday Pay NETWORK ARCHITECT - SWITCHING Oneida Technical Solutions,...with Cisco, F5, Palo Alto technologies + Considered a Subject Matter Expert demonstrating a… more
 
- UIC Government Services and the Bowhead Family of Companies (Fort Belvoir, VA)
 - …research, ensuring alignment with emerging trends and best practices. + Act as a subject matter expert on testing methodologies, guiding junior team members ... **Overview** LEAD TEST ENGINEER (ARDAP): Bowhead is seeking a Lead Test...& data. This is a fast paced job managing subject matter experts and IT professionals advising… more
 
- UIC Government Services and the Bowhead Family of Companies (Alexandria, VA)
 - …+ Program Manager + Digital Technology Architect - Master + Digital Technology Architect - SME + Cloud System Administrator - Journeyman + Cloud System ... Application Developer - Master + Cloud Application Developer - SME + DevSecOps Engineer - Journeyman +...Training Specialist - Master + IT Training Specialist - SME + Cloud Systems Architect - Senior… more