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Sr. Software Developer III; Security Clearance

Job in Washington, District of Columbia, 20001, USA
Listing for: MetroStar Systems Inc.
Full Time position
Listed on 2026-03-09
Job specializations:
  • Software Development
Salary/Wage Range or Industry Benchmark: 184000 - 225000 USD Yearly USD 184000.00 225000.00 YEAR
Job Description & How to Apply Below
Position: Sr. Software Developer III (6386) with Security Clearance
As a Sr. Software Developer III, you will design, build, and deliver secure, reliable software solutions for a highly visible, mission-critical customer supporting national-level operations. You will be part of a program focused on rapidly delivering high-quality software while maintaining the highest standards of security, resilience, and operational excellence. We know that you can't have great technology services without amazing people.

At Metro Star, we are obsessed withour people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!

What you'll do:
* Troubleshoot and resolve production issues in a timely and effective manner
* Work as part of a collaborative, high-performing team delivering technical solutions for mission-critical federal government systems
* Support O&M and design, develop, and modernize custom enterprise applications
* Apply secure coding practices across all phases of development
* Participate in code reviews and Agile ceremonies (planning, stand-ups, retros, etc.)
* Support and contribute to CI/CD pipelines and automated deployments
* Troubleshoot and resolve production issues in a timely and effective manner
* Communicate technical decisions and solutions clearly to both technical and non-technical stakeholders
* Establish and maintain a high level of customer trust and confidence through technical expertise and professionalism
* Use creativity and innovation to deliver solutions that meet customer and mission needs What you'll need to succeed:
* Active Top Secret with SCI eligibility security clearance.
* Bachelor's degree in Computer Science or Software Engineering preferred; relevant experience may substitute.
* Certification meeting DoD 8140 (e.g., Security+ or higher).
* Required certification:
Azure Developer Associate, AWS Developer Associate, or recent/relevant software development certification.
* 10+ years of professional software development experience building, testing, and maintaining enterprise applications in mission-critical environments.
* Expertise in C#, .NET, .NET Framework, Entity Framework, and development using ASP.NET (e.g., Web Forms, MVC, REST APIs).
* Front-end experience with Type Script, JavaScript, HTML, CSS, Node.js, and Angular and/or React.
* Back-end experience with database development and administration (e.g., SQL Server, T-SQL)..
* Experience with source code management tools (e.g., Azure Dev Ops, Git Lab, or Git Hub), CI/CD pipelines, and containerization using Docker.
* Strong understanding of Windows Server, Power Shell scripting, IIS hosting, Kerberos, and OIDC authentication.
* Ability to contribute immediately with minimal ramp-up in a dynamic, mission-critical environment. This position is designated as essential personnel supporting continuity of operations and may require work during government shutdowns, emergencies, or other critical situations. SALARY RANGE: $184,000 - $225,000 The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including:
* The candidate's professional background and relevant work experience
* The specific responsibilities of the role and organizational needs
* Internal equity and alignment with current team compensation
* This role is also eligible for additional compensation, subject to the terms and policies of Metro Star, which may include:
* Performance-based bonuses
* Company-paid training and/or certifications
* Referral bonuses

To apply for this position, please submit your resume via the form below or through our careers page:  Final date to receive applications:
Applications will be accepted on a rolling basis until the position is filled; candidates are encouraged to apply as early as possible for full consideration. Additional Compensation:
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