Senior Real-Time Software Engineer — High-Availability

Leidos Inc; Eagan (MN); Hybrid; USD 87,000 - 157,000; Full time

Job summary

Leidos is seeking a Software Engineer to join the UK NASR PDT Evolution Program, based in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ. The role supports real-time, high-availability, safety-critical systems for UK airspace operations.

You will join a dynamic engineering team responsible for building and sustaining critical software, lead development activities, mentor juniors, and participate in Agile ceremonies. The position offers a hybrid schedule with 2–3 days in the office per week.

Qualifications

• Bachelor's degree in Computer Science or related field with 4-8 years of relevant experience.
• OR Master's degree with 2-6 years of relevant experience
• Ability to obtain and maintain a Public Trust clearance
• Strong object-oriented programming experience
• Proficiency in C and/or C++
• Experience developing real-time, multi-threaded, high-availability systems
• Experience with Linux environments (Red Hat), virtual machines, and hypervisors
• Experience with low-level communications protocols (TCP/IP, UDP, SCTP)
• Experience with hardware or complex system integration
• Familiarity with system maintenance and lifecycle concepts
• Experience with source control and configuration management tools
• Strong understanding of modern software development principles and best practices
• Ability to plan and prioritize work effectively in a fast-paced environment
• Strong verbal and written communication skills
• Demonstrated ability to work independently and collaboratively
• US Citizenship Required

Responsibilities

• Design, develop, test, and maintain software for real-time, high-availability systems
• Lead software development activities independently and as part of a collaborative engineering team
• Analyze complex system requirements and translate them into efficient, maintainable software designs
• Apply sound software engineering principles to ensure code is reliable, fault tolerant, reusable, and maintainable
• Lead and mentor junior developers, influencing technical direction and development processes
• Participate in Agile ceremonies including daily stand-ups, release planning, and sprint reviews
• Develop, tune, document, and deploy automation scripts across development, test, and production environments
• Promote code reuse, cross-program collaboration, and sustainable development practices
• Support system integration activities, including hardware and low-level communications interfaces

Skills

Object-oriented programming

C/C++

Real-time systems

Linux (Red Hat)

Hardware integration

TCP/IP / UDP / SCTP

Source control & CM tools

Communications (verbal/written)

US Citizenship required

Education

Bachelor's degree in Computer Science or related field

Master's degree with 2-6 years of relevant experience

Job description

Leidos is seeking a Software Engineer to join the UK NASR PDT Evolution Program, based in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ. The role supports real-time, high-availability, safety-critical systems for UK airspace operations.

You will join a dynamic engineering team responsible for building and sustaining critical software, lead development activities, mentor juniors, and participate in Agile ceremonies. The position offers a hybrid schedule with 2–3 days in the office per week.