Demo

Software Engineer 3

RealmOne
Columbia, MD Full Time
POSTED ON 7/30/2026
AVAILABLE BEFORE 9/30/2026
Job Brief

Python, C , Scripting, Test

Job Description

RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch industry professionals.

We are searching for talented individuals who provide intelligence, engineering, and mission management expertise for the Government. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us!

Job Description:

  • The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. This particular position is a Software Test Developer Engineer, and you will need to have C experience with some Python and Shell scripting.

The Software Engineer 3 shall possess the following capabilities:

  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects.
  • Provide recommendations for improving documentation and software development process standards.
  • Design and code new software or modify existing software to add new features.
  • Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.
  • Write or review software and system documentation.
  • Serve as team lead at the level appropriate to the software development process being used on any particular project.
  • Design or implement complex database or data repository interfaces/queries.
  • Develop or implement algorithms to meet or exceed system performance and functional standards.
  • Assist with developing and executing test procedures for software components.
  • Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas.
  • Modify existing software to correct errors, to adapt to new hardware, or to improve its performance.
  • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
  • Design or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints.
  • Perform quality control on team products.
  • Implement recommendations for improving documentation and software development process standards.
  • Oversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular project.
  • Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces.
  • Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met.
  • Recommend new technologies and processes for complex software projects.
  • Serve as the technical lead of multiple software development teams.
  • Select the software development process in coordination with the customer and system engineering.
  • Ensure quality control of all developed and modified software.
  • Delegate programming and testing responsibilities to one or more teams and monitor their performance.

Qualifications:

  • Fifteen (15) years of experience as a SWE in programs and contracts of similar scope, type, andcomplexity is required.
  • Bachelor's degree in computer science or related discipline from an accredited college or university is required.
  • Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree.
  • Familiar with SDR's, servers, and other hardware that would be used in the Customer's test infrastructure.
  • C with some Python and Shell scripting.
  • CI/CD experience is required and along with testing, needs to be able to modernize the build process and continuous testing that would go along with it.

Position requires active Security Clearance with appropriate Polygraph

Pay Range: 188,000-235,000

The RealmOne pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Our approach to crafting offers considers various factors to establish an equitable and competitive compensation package. These considerations include, but are not limited to, the extent and intricacy of the role's responsibilities, the candidate's educational background, their work experience, and the specific competencies crucial for success in the role.

RealmOne Benefits:

  • Healthcare Coverage Insurance: Medical: Three (3) rich healthcare options through CareFirst with 100% or majority company-paid premiums. Tax-advantaged health savings account available with generous employer contribution. Dental Vision: 100% employer-paid for employees and family with buy-up option available.
  • Retirement Savings: 401K - 10% TOTAL CONTRIBUTION - 5% safe harbor - 5% annual profit share. Immediate vested, no match required!
  • Paid Time Off More: 4 weeks starting PTO - 11 federal holidays 2 floating holidays - Paid hours for company-required training.
  • Career Growth Development: Access to FREE 24/7 learning via Udemy - Opportunities to participate in tech councils, industry initiatives, etc. - $7,500 annual Educational & Professional Development Assistance.
  • MORE BENEFITS...FOR EVERY LIFESTYLE! - Paid parental leave - Adoption assistance - Annual swag drops - Flexible work schedules - -Generous referral bonus program - Employee appreciation family-friendly corporate events ...and much more.

ABOUT US

  • RealmOne is a mid-sized science and technology company dedicated to solving our customers' toughest mission challenges.
  • Headquartered in Columbia, MD., RealmOne supplies advanced cybersecurity, data science and software engineering services and products to customers in the Government and commercial sectors.
  • RealmOne delivers encompassing mission assurance and critical systems support to government customers across various U.S. locations to include Colorado, Georgia, Hawaii, Texas, Utah, and Virginia.
  • RealmOne has earned numerous awards, including being named a Top Workplace by the Baltimore Sun. With more than 30 active contracts, 12 of which are prime, RealmOne stands as a premier innovator supporting the Government and Department of Defense, with team members located nationwide.

Disclaimer: Benefits packages offered by RealmOne are subject to variation and may differ based on work location, clearance level, and other eligibility criteria. Specific eligibility, availability, and scope of benefits are not guaranteed, may differ from those generally described, and remain subject to modification at the sole discretion of the company.


All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.


 

Salary : $7,500

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