Software Development Engineer

leidos· 00100 LEIDOS, INC.
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📍 Gaithersburg, MDFull time💰 USD 58K–105K

About this role

Leidos is seeking a Software Development Engineer who will be a member of a dynamic team working on the Federal Aviation Administration’s En-Route Automation Modernization ERAM) system, which is the heart of the Next Generation Air Traffic Control System.  ERAM is vital to air navigation, providing the backbone foundational platform for all ATC Systems.  


Developers on ERAM support new system capabilities/enhancements requested by the FAA and system upgrades based on Tech Refresh initiatives.  ERAM also enables increased air traffic flow as the need for additional capabilities evolve.  Leidos is looking for developers for the ERAM middleware layer which we refer to as “FlightDeck”.


Flight Deck (FDK) functions, capabilities include: 

• Real-Time Programming on High Availability Systems

• Multi-threaded programming

• Applications level programming

• Simulation programing to support ERAM System Level Testing

• Low Level Operating Systems (Linux) - Customization, RPMs, Firmware, Unix Command Line

• SW/HW Integration, NetApp, Hardware, Ansible Playbooks, automation (scripting languages)

• Low level communication software (TCP-IP, UDP, SCTP)

• Support of Common Services utilized by ERAM Application teams

• System Maintenance Concepts  


ERAM has recently been approved for AI.   Teams are encouraged to utilize AI capabilities to enhance all phases of SW development (Design, Code, and Test).


Primary Responsibilities

  • Modernizing the AT control system by improving the availability and performance of the ERAM system.
  • Supporting ERAM as it continues to migrate upgrade hardware, software, OS levels, firmware, security, and CAS. Detailed knowledge of Linux OS and OS concepts desirable. 
  • Optimizing the experience for the flying public, Air Traffic Control, and the airline industry by improving the collaboration and decision-making capabilities of flight controllers
  • Developing and maintaining the FAA air traffic control software (primarily Ada95/C++) on a UNIX/Linux platform. There are a number of support/maintenance functions that utilize PERL/PYTHON.
  • Performing software development as needed for the ERAM system
  • Coordinate Solutions with Systems Engineering
  • Coordinate the development of new capabilities and upgrade to common services provided the applications via the FlightDeck API.
  • Leveraging AI/ML concepts to improve SW processes and capabilities

Basic Qualifications:

  • Computer Science or Computer Engineering Degree with 0-1 year of experience
  • Demonstrated Software Development Skills/Capabilities
  • Excellent Verbal and Communication Skills
  • Flexibility in working across multiple SW languages
  • Demonstrated ability to debug and solve problems
  • A Strong Desire to Learn & Improve your Technical Capabilities
  • The ability to obtain and maintain a Public Trust clearance.
  • Must be a U.S. Citizen

Preferred Qualifications:

  • Hands-On Work Experience performing Software Engineering Tasks (non-academic internships)
  • Track Record for completing complex SW development assignments.
  • Leadership Skills & Experience



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:

July 8, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $57,850.00 - $104,575.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Frequently Asked Questions

What is the salary for the Software Development Engineer role at leidos?
The listed salary for this Software Development Engineer position at leidos is USD 58K–105K. This is an Full time role.
Where is the Software Development Engineer position at leidos located?
This Software Development Engineer role at leidos is based in Gaithersburg, MD. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Software Development Engineer role at leidos full-time or part-time?
This is listed as a Full time position. It is posted as a Software Development Engineer role in the 00100 LEIDOS, INC. department at leidos.
Which team or department does the Software Development Engineer at leidos belong to?
This Software Development Engineer position is part of the 00100 LEIDOS, INC. department at leidos. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Software Development Engineer position at leidos?
Click the "Apply Now" button on this page. You will be redirected to leidos's official application portal hosted on workday where you can submit your application directly.
When was the Software Development Engineer job at leidos posted?
This Software Development Engineer position at leidos was posted on Sep 25, 2026. Apply as soon as possible — early applications are often reviewed first.
Software Development Engineer
leidos · 💰 USD 58K–105K
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