Principal Python Software Engineer

Salary: $200,000 - 280,000 per year Requirements:

• We require an active or rein-statable TS/SCI with Polygraph security clearance, with an in-scope poly within the last 7 years.
• We require U.S. citizenship.
• We are looking for someone with 20+ years of software engineering experience and a BS in Computer Science or a related field.
• We will also consider four additional years of comparable software engineering experience on projects with similar processes in place of a bachelors degree.
• We need someone who can work effectively both independently and as part of a team.
• We expect strong communication skills.
• We are seeking experience with Python, Kotlin/Java, Terraform, ElasticSearch/OpenSearch, and AWS.

• We will rely on you to provide technical expertise that helps sustain mission-critical software and systems for a major U.S. Government customer.
• We expect you to contribute as a Principal Python Software Engineer on one of our subcontracts.
• We will count on you to support a full-time government-facing mission with a focus on stable and reliable software delivery.
• We want you to apply your expertise to our enterprise and cyber security software environment.

• AI
• AWS
• OpenSearch
• Big Data
• Cloud
• DevOps
• ElasticSearch
• Support
• Java
• Kotlin
• Machine Learning
• Python
• Security
• Terraform
• Excel

More:

We are GliaCell Technologies, a company focused on software and systems engineering across enterprise and cyber security solution areas. We build stable, reliable software using Agile development practices and work with technologies such as full-stack application development, big data, cloud, analytics, machine learning, AI, and DevOps containerization. Our team also supports CND, CNE, and CNO initiatives, including threat mitigation, vulnerability exposure, penetration testing, threat hunting, and protection against advanced persistent threats. This full-time role is based in Annapolis Junction, Maryland, with partial telework of 16 hours per week expected after onboarding and acclimation, though telework availability may change. We offer competitive pay, sign-on bonus potential, long-term job security, professional growth, and a broad benefits package that includes medical, dental, vision, PTO, holidays, 401K contribution, wellness and insurance support, referral bonuses, development funding, and regular team and family events.

last updated 33 week of 2026