Senior Software Developer NET PL SQL TS/SCI

GCA; Quantico (VA); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Competitive pay

PTO & holidays

Bereavement leave

Parental leave

PTO cash-out

STD/LTD insurance

Life/AD&D

Medical/Dental/Vision

401(k) match

Referral program

Job summary

GCA seeks a Software Developer SME to support NCIS in Quantico, VA. This role requires enterprise app development with expert PL/SQL and .NET skills to modernize mission-critical case management systems on classified networks.

The position offers a hybrid schedule with onsite support 1–2 days per week. You will work with cross-functional teams to optimize performance, implement secure solutions, and ensure reliable operations in evolving mission environments.

Qualifications

• Active Top Secret clearance with SCI access.
• DoD IAT Level II certification.
• Expert-level PL/SQL experience.
• Expert-level .NET experience.
• High school diploma with 10 years of relevant technical experience or commensurate experience.
• Strong understanding of enterprise application development, database integration, and software troubleshooting.
• Experience supporting complex software applications in enterprise environments.
• Strong analytical and communication skills.
• Ability to work independently and collaboratively with technical teams.

Responsibilities

• Develop and maintain enterprise applications using PL/SQL and .NET for NCIS mission requirements.
• Support modernization of case management applications in classified networks.
• Analyze and optimize PL/SQL code including stored procedures and queries.
• Develop and maintain .NET application code to support system functionality and performance.
• Collaborate with developers, DBAs, and system engineers on integration and modernization.
• Identify, troubleshoot, and resolve software defects and performance issues.
• Participate in SDLC activities including requirements, development, testing, and maintenance.
• Assist with testing, debugging, code reviews, and validation for quality.

Skills

Top Secret clearance

DoD IAT Level II

PL/SQL

.NET

Analytical skills

Problem solving

Communication skills

Independence & teamwork

Onsite availability

Education

High school diploma with 10+ years experience

Job description

Overview

We are seeking a highly skilled Software Developer Subject Matter Expert (SME) to join our team supporting the Naval Criminal Investigative Service (NCIS) in Quantico, VA. The ideal candidate will possess extensive experience in enterprise application development, with expert-level proficiency in PL/SQL and .NET programming. This position will support the modernization of mission-critical case management applications operating within classified network environments. The successful candidate will work with technical teams to enhance application functionality, improve system performance, and support secure, reliable software solutions that meet evolving mission requirements.

This position offers a hybrid work schedule, with onsite support required approximately 1-2 days per week or as mission requirements dictate.

Duties

• Develop, maintain, troubleshoot, and enhance enterprise applications utilizing PL/SQL and .NET technologies in support of NCIS mission requirements.
• Support the modernization of existing case management applications operating within classified network environments.
• Analyze, review, modify, and optimize complex PL/SQL code, including stored procedures, functions, queries, and database-related application components.
• Develop, modify, and maintain .NET application code to support system functionality, performance, and operational requirements.
• Collaborate with software developers, database administrators, system engineers, and other technical personnel to support application integration and modernization activities.
• Identify, troubleshoot, and resolve software defects, application performance issues, and database-related problems.
• Participate in software development lifecycle (SDLC) activities, including requirements analysis, application development, testing, implementation, and ongoing maintenance.
• Assist with application testing, debugging, code reviews, and validation to ensure software quality and reliability.
• Support application documentation, technical troubleshooting, and knowledge transfer activities.
• Work within established security procedures and development practices to maintain the integrity of applications operating on classified government networks.

Required Skills

• Active Top Secret clearance with SCI access.
• DoD IAT Level II certification.
• Expert-level experience reading, writing, troubleshooting, and maintaining PL/SQL code.
• Expert-level experience reading, writing, troubleshooting, and maintaining .NET application code.
• High school diploma with a minimum of 10 years of relevant technical experience, or commensurate experience.
• Strong understanding of enterprise application development, database integration, and software troubleshooting.
• Experience supporting complex software applications and resolving technical issues within enterprise environments.
• Strong analytical, problem-solving, and communication skills.
• Ability to work independently and collaboratively with technical teams in support of mission-critical systems.
• Must reside within commuting distance of Quantico, VA, and be available for onsite support as required.

Preferred Skills

• Experience supporting Department of the Navy networks and information systems.
• Experience working within Agile software development environments.
• Experience with ServiceNow.
• Experience with Telerik Test Studio.

Benefits

GCA is a Small Disadvantaged Veteran-Owned company supporting several government contracts. GCA is pleased to offer a competitive benefits package to all full-time employees. Below is a brief overview of our benefits package.

• Competitive Compensation
• Paid Time Off includes 10 federal holidays and 15 additional days
• Bereavement Leave
• Parental Leave
• PTO Cash Out
• Company-Paid Short-Term and Long-Term Disability (STD/LTD)
• Life and AD&D Insurance
• Medical, Prescription, Dental, and Vision Coverage
• 401(k) Savings Plan with Company Match
• Employee Referral Program

About GCA

At GCA, we stand at the forefront of innovation, lighting the way toward a future where technology serves as a beacon of possibility. As a premier provider of Information Technology and Audio-Visual Integration services, our mission is to empower individuals and organizations to navigate the digital landscape with confidence and clarity. We provide advanced information technology support services and Audio-Visual system solutions to government and commercial customers worldwide.

Flexible work from home options available.