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Systems Integration Engineer

Leidos Open · verified Oct 24, 2026
Gaithersburg Full-time Mid-level Software Engineering

At a glance

Mid-level Software Engineering role at Leidos. Gaithersburg · full-time · $87,100–$157,450 base.

SalaryStated by Leidos
$87,100 – $157,450
Base salary for this role, in USD per year, as published in the posting.
RoleSoftware Engineering
SeniorityMid-level
LocationGaithersburg
EmploymentFull-time
Base pay$87,100–$157,450
PostedSep 17, 2026 · 5w ago
Role brief

techroles summary, based on the employer's posting.

What you'll do

  • Prepare physical or virtual test labs, procedures and inputs before running system checks with the customer
  • Run documented checks to confirm system setup and operation in the National Airspace System
  • Investigate system-level faults, gather evidence and work with engineering and software teams on fixes
  • Coordinate FAA and internal test planning, including formal customer demonstrations for release acceptance
  • Build scripts and automated checks, and integrate services with databases, messaging systems and external APIs

What you bring

  • A related bachelor's degree plus at least six years of experience, or a related master's degree with at least four years
  • Hands-on integration experience with complex software systems and documented integration-and-test processes
  • Strong UNIX or Linux troubleshooting skills, including network connections, plus Python or shell scripting
  • You must qualify for an FAA Public Trust clearance and be eligible for classified-information access

Who this fits

This mid-level role suits an engineer comfortable working independently and with a test team, coordinating with FAA customers and supporting other test staff. Travel may take up to a quarter of your time, and testing can occur at air traffic control towers under operational conditions. The position is based in Gaithersburg, Maryland.

From the employer

Leidos is seeking a Systems Integration & Test Engineer who will be a member of a dynamic team on the Terminal Flight Data Manager (TFDM) program. TFDM is a system that will improve aircraft runway and terminal congestion. Nationwide congestion is increasing, and the need for efficient aircraft traffic planning is critical. TFDM is the surface management solution that will provide NextGen Air Traffic Control capabilities to improve air traffic operations in the National Airspace System (NAS).

TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system.

Systems Integration Test Engineer responsibilities:

Working both as a member of a team and independently, the successful candidate will:


• Perform testing in Physical and Virtual test labs to ensure the system, test procedure, and test inputs are prepared to execute with the customer present

• Execute procedures that verify the system is properly configured and operating in the NAS

• Coordinate activities, communication, and planning efforts with FAA and Leidos personnel

• Debug system level issues and provide detailed supporting data on identified issues

• Able to understand System Level Requirements and perform system interface checkouts

• Work with team lead to provide guidance to fellow test team members and ensure team goals are appropriately set to meet all program milestones

• Execute commands for remote support staff (ILE/Networking) and provide feedback to solve problems remotely

• Analyze identified issues in conjunction with System Engineering and Software in regard to developing solutions

• Develop innovative and automated solutions that streamline repetitive tasks and significantly improve operational efficiency.

• Learn system architecture, design, functions and capabilities to support the integration and test of the new capabilities and enhancements

• Collaborate with the TFDM system engineering team to develop test approaches for new and modified requirements

• Execute commands for remote support staff (ILE/Networking) and provide feedback to solve problems remotely

• Ability to conduct Testing at Air Traffic Control Towers (ATCT) in operational site conditions with the FAA customer when required

• Perform formal test execution with the customer and quality assurance organizations

• Coordinate activities, communication, and planning efforts with FAA and Leidos personnel

• Able to understand XML data and ability to troubleshoot connection issues with network configurations, IP addresses, JMS queue configurations, etc.

• Use AI-assisted development tools to accelerate testing, automation of scripts, and test creation

• Integrate services with databases, messaging systems, and external APIs

• Demonstrate test execution to the FAA on a run for record to achieve customer acceptance of the content per release

• Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information.

• Be able to support travel (25% of time)

Qualifications:

• Bachelor’s degree from an accredited college in a related discipline, or equivalent experience/combined education, with 6+ years of professional experience; or 4+ years of professional experience with a related Master’s degree
• Candidate must be able to obtain an SF-85P Public Trust clearance from the FAA customer
• Strong Experience with UNIX/Linux operating, troubleshoot connection /network configurations skills

• Expertise in scripting (Python, shell scripting, Bash) for data processing, issue analysis, and system integration

• Experience or exposure to AI/ML-enabled systems (Claude-Code), automation, or intelligent platforms

• Strong desire to grow and learn new technologies
• Experience in following a documented Integration and Test Development Process
• Strong integration skills with hands-on experience integrating large software complex systems
• Excellent verbal and written communication skills to interface with internal and external customers
• Willing to collaborate with FAA customer on sites to build system knowledge

Desired Skills:

• The successful candidate will possess advanced integration skills and the ability to work independently in the following categories of integration:

  • New system functionality integration

  • External Interface integration checkouts during risk reduction activities

  • Regression testing

  • Analyzing identified issues and help determine a solution

  • Problem identification/analysis

• A good academic understanding and/or exposure to system engineering practices to contribute to and/or assist with system integration, requirements engineering, operational and decision analysis, systems definition, requirements baseline control and management.

• Familiar with Agile Methodologies, preferably SCRUM or Kanban.

• FAA Air Traffic Domain Knowledge

• Demonstrated ability to lead cross-functional teams and coordinate formal test events

• Knowledge of interfacing systems in the NAS such as FDIO, STARS, TBFM, ASDE-X

ATMC

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 17, 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 $87,100.00 - $157,450.00

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.

Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Software Engineering$80k+

Find me work

By the team behind techroles.

Find me work
Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind techroles.