Software Engineer Sr.
Lockheed Martin· Defense· Oct 22, 2026 · 6d ago
Littleton, CO
In office
Full-time
Senior
$137K–$195K est.
Job description
Standard Job Description
WHAT WE'RE DOING
Lockheed Martin Rotary and Mission Systems is looking for Software professionals to work on Cross-Domain Solution (CDS) products that protect and defend the information flow of critical and time sensitive data on many military application and networks.
WHO WE ARE
At Lockheed Martin Rotary and Mission Systems (RMS), you will ensure cyber security standards are met and implemented.
WHO YOU ARE
The candidate will be working in an agile development environment on RedHat Linux-based OS, and will be responsible for supporting elements of the design/sustainment/development efforts. The candidate should be a well-rounded software developer with experience in an object oriented language, such as Java, C#, python and C++. The candidate should be a self-starter that is attentive to details and works well in a team.
THE WORK
Duties to include software design and development in a Java/C++/C# SELinux environment, SELinux Policy creation, maintenance and debugging, message parser development, XML schema development, network protocol integration, shell scripting development, and software test.
Additionally, the proven ability to provide software engineering is required. Flexibility and agility to changing requirements and programming languages, and a desire to learn and experience new opportunities to improve team performance is a must.
Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information.
Join the team to help become “Raise the Bar” compliant. This compliance will involve the implementation of new stream and file pipelines for many different protocols including video.
This team promotes the Agile Methodologies, where it has 4 3-month increments per year. Each increment has 4 3-week sprints. A typical sprint will include planning, retrospectives, demos to stakeholders, development and test stories, and finally selloffs to track progress to a product owner. Each team will consist of a Scrum Master and 4-7 developers and testers. The development teams works within the Deer Creek facility and at times can work remote.
In addition as a developer for TMAN if you will have opportunities to volunteer support to the end customers by travelling to site and performing installations or trainings of the cross domain solution.
The individual selected for this team will need to have a high level of self and team motivation. An ideal candidate will be a self-starter and a strong problem solver. They will also need to have a deep understanding of continuous integration and deployment (CI/CD).
Many digital transformation techniques are used to facilitate development on the problem include Jenkins, Atlassian Suite of Tools, automated testing through software integration tests (SWIT), CPPUnit, JUnits with JMockit, and Eggplant.
This position will involve software development using Java / C++/C# and some bsh/python 80% of the time with a team that collaborates between each other hourly. SELInux policies are also important to TMAN as we are required to run our software with SELinux enabled. The Cross domain solution also requires strong linux and networking knowledge.
Basic Qualifications
• Ability to obtain DoD Interim Secret Security Clearance
• Working knowledge of C#, Java and/or C++
• Some knowledge of network programming, TCP, UDP, IPC
• Object-Oriented development
• Unit Testing – GTest, Junit, Jmockit
• SW Leadership / Mentoring Jr Engineers
Desired Skills
• Python, Perl, Bash
• Linux
• SELinux
• Security+
• Cross Domain Solutions
• Raise the Bar
• CI/CD - Jenkins, Fortify, Sonarqube
• Version Control: GitLab
• IDE: Netbeans, VSCode
• AI use within Software Development
• Video processing
• Advanced Math and Algorithms
Pay Information
Full-Time Salary Range: $110300.00 - $204900.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
• Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
• For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
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Keywords to mirror
agilejavapythonscrumci/cdai
- Platform
- eightfold
- Effort
- medium
Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Pto
Paid Time Off
Parental Leave