Demo

Software Engineer, Level 3 (AE26061435)

Advantage Engineering & IT Solutions
Annapolis, MD Full Time
POSTED ON 6/28/2026
AVAILABLE BEFORE 7/28/2026
AEITS, a GTSC company, seeks a Software Engineer, Level 3.

Location: Annapolis Junction, Maryland area

~~~~ All work is on-site, in-person in a SCIF environment. This is not a hybrid or remote position.

Clearance: Top Secret SCI with appropriate polygraph.

Compensation: $157,000 - 170,000 annual salary

Mission Description:
  • Design, document and execute tests of FOSS, COTS and GOTS software architectures to determine what aspects of the software and/or computer infrastructure are limiting performance.
  • Research and identify metrics necessary to understand performance limitations of the software and/or computer infrastructure to support testing.
  • Research and identify monitoring necessary to support timely alerting of infrastructure and software failures encountered during testing.
  • Identify hardware and software failure trends and develop mitigations encountered during testing.
  • Perform root cause analysis.
  • Work with the customer metrics and monitoring team to introduce new metrics capabilities to support testing.
  • Modify the software architecture and/or develop new software capabilities to overcome performance limitations encountered during testing.
  • Experience with the distributed computing FOSS software frameworks below is beneficial. Apache Spark, Dask, Ray.
  • Experience developing software in the following languages below is beneficial: Python, Scala, Java, C.

Education Requirements:
  • Ten (10) years' experience as a SWE in programs and contracts of similar scope, type, and complexity 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.

BENEFITS - Full-time Employees
  • 401K with employer contribution. Fully vested at 1 year anniversary.
  • Five (5) weeks comprehensive annual leave (25 workdays).
  • Additional leave can be earned in lieu of overtime.
  • 11 Paid Federal Government Holidays.
  • Up to $5,000 annually for individually tailored education / training program.
  • All education plans must be pre-approved by Advantage Engineering management.
  • Life Insurance at 1x annual salary with employee option to purchase additional coverage for self and dependents.
  • Short-term and long-term disability.
  • We contribute a generous portion towards the cost of monthly medical plans for any of the three medical, 1 dental and 1 vision plan provided by CareFirst.
  • All employees are eligible to earn generous incentives and performance bonuses.

AEITS, a GTSC company, is proud to be an equal opportunity employer, committed to recruiting, hiring, and promoting qualified people of all backgrounds, regardless of sex, race, color, creed, national origin, religion, age, marital status, pregnancy, physical, mental or sensory disability; sexual orientation; gender identity or any other basis protected by federal, state or local law. Learn more about your EEO rights as an applicant.

GTSC is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. If you have a disability and require assistance with our online application process, please tell us how we can help by contacting us at

Note: This accessibility is intended for individuals requiring accommodation and should not be used to check the status of your application. Inquiries not specific to requesting accommodation will be discarded.

GTSC participates in the E-Verify program in all locations as required by law. Learn more about the E-Verify program.

AEABERDARE

Salary : $157,000 - $170,000

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