Six Figure Work

Software Engineer

KBR

Company websitekbr.com (KBR, opens in new tab)

Base salary $156,400  to $180,000

Employer-published annual base salary, USD. Advertised base range in Lexington, MA

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  • LocationLexington, MA
  • WorkplaceWorkplace not stated
  • Status at last checkSource accepting applications when checked
  • Last checked (3 min ago) · observed since

About this job

Title:

Software Engineer

Belong. Connect. Grow. with KBR!

KBR provides innovative and cost-effective services and solutions to national security and industry customers. We are leading the way for national security and commercial space integration, developing innovative solutions to tomorrow's challenges today. This position supports the Strategic and Long-Range Communications Group at MIT Lincoln Laboratory.

We are seeking a Software Engineer to contribute to the design, development, implementation, and testing of software for a series of large-scale communications system demonstrations.  Work will be performed in a disciplined collaborative environment, employing modern programming practices.  Hybrid and remote positions are possible for this position.  These services shall be provided in support of several Laboratory and Government test sites.

Why Join Us?

  • Innovative Projects: Enable critically important communications over vast distances by being the team member to innovate and overcome technical challenges as we spearhead new solutions through advanced prototyping.
  • Collaborative Environment: Come join a team of enthusiastic engineers engaged in creating the next generation of cutting-edge laser communication systems technology.
  • Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense and/or defense.

Key Responsibilities:

  • Software architecture definition
  • System software design and implementation (primarily in C++). This will include protocol and state machine design alongside system designers to translate prototype simulations into real-time code
  • Collaboration with a multidisciplinary team to design and prototype communications-based software
  • Integration, test design, and support from lab and field experiments
  • Aid in preparing technical documentation for software architectures and code, including technical specifications, reports, and technical presentations for multiple internal and external audiences

Work Environment:

  • Location: On-site with the possibility of a remote arrangement
  • Travel Requirements: Willing and able to travel (up to 10%, typically CONUS)
  • Working Hours: Standard

Required Qualifications:

  • Active DoD Secret clearance
  • M.S. in Software Engineering, Computer Science (or related field) with a strong background in real-time code development and code profiling. In lieu of an M.S. a B. Sci with 6+ years of directly relevant experience is acceptable
  • At least 5 years of C++/C++11 experience
  • At least 5 years of Java/Java Script experience
  • At least 5 years of Source Control (Git/SVN/Clearcase/etc.) experience
  • At least 5 years of object-oriented development
  • At least 5 years of software modelling and the Unified Modelling Language (UML) experience
  • A minimum of 5 years of experience in software deployment and a knowledge of modern software deployment techniques
  • A minimum of 5 years of experience in software DevSecOps
  • A minimum of 5 years of experience with software algorithm development and performance improvements
  • A minimum of 5 years of experience with design patterns and data structures
  • A minimum of 5 years of experience with distributed systems and inter process communication (UDP/TCP/ActiveMQ/etc.)
  • A minimum of 5 years of experience with the Linux development environment and/or commercial real-time operating systems
  • A minimum of 5 years of experience with hardware abstraction layers
  • A minimum of 5 years of experience with software lifecycle processes
  • Highly effective written and verbal communication skills especially applied to writing technical documents
  • Demonstrated ability to work effectively in multi-disciplinary teams

Desired Qualifications:

  • A minimum of 2-3 years’ experience with digital signal processing and implementation of protocols and methods into software
  • Familiarity with software-defined radio protocols, design, and implementations
  • Familiarity with physical layer, MAC layer, and network layer communication protocols
  • Proficiency in Python
  • Demonstrate familiarity with MATLAB
  • Demonstrated ability to plan and manage tasks and projects (e.g. using Microsoft Project)

Basic Compensation:
For MA only, the salary range is approximately $156,400 - $180,000​ USD annually. The offered rate will be based on the selected candidate’s knowledge, skills, abilities and/or experience and in consideration of internal parity.

Ready to Make a Difference?
If you’re excited about making a significant impact in the field of space defense and working on projects that matter, we encourage you to apply and join our team at KBR. Let's shape the future together.

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture.  These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company.  That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together. 

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.

Source: KBR on Workday · View original posting (opens in new tab)

Pay in context

This role's base floor ($156,400) is above 54% of the 394 Software Engineering roles in Massachusetts listed on this site. Their median floor is $150,000; the middle half runs from $133,313 to $172,000.

Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 6, 2026.

This range next to 6 other live KBR roles with the nearest advertised base floor
Chart as a table
This range next to 6 other live KBR roles with the nearest advertised base floor
RolePublished base
Software Engineer (this listing)$156,400 - $180,000
RMF Validator$156,285 - $234,370
Modeling and Simulation Analyst$155K - $165K
C-130 Pilot$155K - $225K
Payload Specialist – SIGINT$160K - $205K
Systems Engineer$160K - $205K
COMSEC Policy Engineer$162K - $243K

Same $100K to $400K scale as every card. All KBR roles · How to read the bar

Observed changes

  1. First observed on the employer's board
  2. Began meeting the published-salary criteria
Observed since
Employer-stated posting date
2026-09-01
Where this pay comes from

Location as the employer wrote it: Lexington, Massachusetts

For MA only, the salary range is approximately $156,400 - $180,000 USD annually. The offered rate will be based on the selecte

Method
Employer text, read with fixed rules and re-verified
Checked
Rule set
us-base-v2

The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.

What we verified

  • The pay figures come from the employer's own listing, quoted exactly above.
  • The pay is an annual base salary in US dollars with a minimum of at least $100,000.
  • The role was publicly listed on the employer's job board when last checked.

We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.