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Added 2 mins ago
Systems Engineer 2 (AWF - 088)
SageCor Solutions
Annapolis Junction, MD
Applies systems engineering principles throughout the systems life cycle phases: Concept, Development, Production, Utilization, Support, and Retirement. Interacts with the Government…
Added 2 mins ago
Systems Engineer 1 (IDN - 199)
SageCor Solutions
Annapolis Junction, MD
The System Engineer shall collaborate closely with customer stakeholders to support a closed
Added 2 mins ago
Software Engineer 3 (IDN - 202)
SageCor Solutions
Annapolis Junction, MD
The Software Engineer shall design, develop, deploy, and support Retrieval-Augmented
Added 12 mins ago
Senior Lead Software Engineer - Network Infrastructure and Automation
Nightwing
Sterling, VA
At Nightwing, we are on a mission to develop resilient and scalable network infrastructure systems that support critical missions. We're looking for a talented Senior Lead Software Engineer…
Added 12 mins ago
Data Engineer (2026-0179)
Acclaim Technical Services
Chantilly, VA
We’re looking for a Data Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back-end engineering with data pipeline…
Added 28 mins ago
Cyber & IT Operations Analytics Engineer
KDA Consulting Inc
Herndon, VA
Must have an active TS/SCI with Polygraph Clearance.
Added 45 mins ago
Systems Engineer – TS/SCI CI Poly
Tenica and Associates LLC
Chantilly, VA
Active Top Secret/SCI clearance with a Counterintelligence (CI) Polygraph.
Added 45 mins ago
Agile System Engineer – TS/SCI CI Poly
Tenica and Associates LLC
Chantilly, VA
Active Top Secret/SCI clearance with a Counterintelligence (CI) Polygraph.
Added 45 mins ago
Agile Release Manager – TS/SCI CI Poly
Tenica and Associates LLC
Chantilly, VA
Active Top Secret/SCI clearance with a Counterintelligence (CI) Polygraph.
Added 54 mins ago
DI
Test Engineer / System Engineer
Darkstar Intelligence LLC
MD
- $150,000 to $275,000 USD / year
DarkStar Intelligence is seeking a Test Engineer / System Engineer to support the testing, integration, and validation of mission-critical systems in a secure environment. The selected…
Added 58 mins ago
Network Engineer
Two Six Technologies
Herndon, VA
Clearance requirements: TS/SCI with Active Polygraph
Added 59 mins ago
Principal/Sr. Principal Structural Engineer
CORP-Corporate Office
United States
US citizen with ability to obtain a TS/SCI and pass a polygraph.
Added 59 mins ago
Principal / Sr. Principal Software Engineer - Onsite Customer Integration
CORP-Corporate Office
United States
Northrop Grumman Aeronautics Systems Sector has an opening for a Principal / Sr. Principal Software Engineer - Onsite Customer Integration to join Global Surveillance Division supporting…
Added 1 hour ago
Tier 3 MLOPs Engineer (CVT - 004)
SageCor Solutions
Annapolis Junction, MD
-Work with a collaborative Agile development team to manage Tier 3 incidents and help build and maintain Cloud software and infrastructure that supports machine learning and AI across our…
Added 1 hour ago
Tier 3 Data Engineer (CVT - 003)
SageCor Solutions
Annapolis Junction, MD
-Ensure the reliability, performance, scalability, and security of critical production systems and platforms.
Added 1 hour ago
Systems Engineer (CVT - 005)
SageCor Solutions
Annapolis Junction, MD
-4+ years of experience with systems design, engineering, integration, and software development life cycle
Added 1 hour ago
Software Engineer 2 (IDN - 203)
SageCor Solutions
Fort Meade, MD
This is a DevOps focused position. In this position, the DevOps Software Engineer shall be
Added 1 hour ago
Data Engineer (CVT - 002)
SageCor Solutions
Annapolis Junction, MD
-Ensure the reliability, performance, scalability, and security of critical production systems and platforms.
Added 1 hour ago
Cloud Security Engineer (CVT - 001)
SageCor Solutions
Annapolis Junction, MD
…processes necessary to ensure that Information Technology (IT) systems meet the organization’s Information Assurance (IA) and security…
Added 1 hour ago
Knowledge Manager
Booz Allen Hamilton_United States
Washington, DC · McLean, VA
As a content management engineer at Booz Allen, you’ll lead the complex design and development of both “out of the box” and module or plugin development frameworks. With the support of your…
Added 1 hour ago
AI and ML Software Engineer
Booz Allen Hamilton_United States
McLean, VA · El Segundo, CA
Ability to obtain a TS/SCI clearance with a polygraph
Added 1 hour ago
Test Engineer
GRVTY
Chantilly, VA
GRVTY is seeking a Test Engineer with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top projects in Chantilly, VA. The Sponsor’s office collects, exploits, and…
Added 1 hour ago
GIS Analyst for Military Mobility Modeling
CACI, INC.-FEDERAL
Charlottesville, VA
CACI is seeking a GIS Analyst with ArcGIS Pro Python Toolbox development experience.
Added 1 hour ago
GATEKEEPER Software Engineer-TS/SCI with Poly
CACI, INC.-FEDERAL
Hanover, MD
Job Title: GATEKEEPER Software Engineer-TS/SCI with Poly
Added 1 hour ago
Application Engineer
CACI, INC.-FEDERAL
Linthicum, MD
Minimum Clearance Required to Start: TS/SCI with Polygraph

CACI

GATEKEEPER Software Engineer-TS/SCI with Poly

Hanover, MD, United States
MD, United States
Elkridge, United States

$94,400 - $198,200 · Full-time

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Job details

Pay: $94,400 - $198,200
Job type: Full-time
Apply by: May 1, 2027
Posting language: English
Posted: Nov 2, 2026

Original job description

Job Title: GATEKEEPER Software Engineer-TS/SCI with Poly

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

The Opportunity:

CACI as a Prime Contractor on MWIII Bridge. All positions in the Hanover, MD area. MWIII Bridge develops and supports Identity, Credential and Access Management (ICAM) capabilities for the enterprise and stand-alone deployment throughout the IC. Tasks include program management, mission support, software integration, software development, system engineering, migration, testing, documentation development, network and system monitoring, configuration control and release management.

Responsibilities:

Dedicated Software Engineer to join our GATEKEEPER team, working closely with software developers, systems engineers, QA, and DevOps personnel to design, develop, integrate, and maintain the GATEKEEPER product. In this role, you will provide hands-on software engineering support throughout the full Software Development Life Cycle (SDLC), including application development, system integration, troubleshooting, deployment, and sustainment activities. The engineer will contribute to the development and enhancement of enterprise software solutions using technologies such as Java/Spring Boot, Python, relational (PostgreSQL) and NoSQL databases, and modern CI/CD practices. Responsibilities will also include supporting product installations and deployments for DoD customers, resolving technical issues, participating in code reviews, and collaborating with cross-functional teams to ensure reliable and maintainable software solutions. The position will also support the development and maintenance of technical documentation, including architectural diagrams, process flows, deployment procedures, and training materials.

Qualifications:

Required:

TS/SCI clearance with polygraph.
Bachelor's Degree or higher in computer engineering or in a field related to the computer engineering or computer science disciplines is required.
5+ years of software engineering experience is required. 2+ years’ work experience in the SIGINT, IA, or IT domains is required. 4 years of software engineering experience may be substituted for a bachelor’s degree, for a total of 9 years.

Desired:

Strong Java (Spring-Boot), Python, scripting.
Competent with RDBMS (Postgres) and NoSQL (MongoDB).
Desire would be candidate with DB optimization skills
Collaborate closely with the test team, developers, and other stakeholders to understand requirements.
Experience working in Docker environment (packaging, development, orchestration).
Has some experience with AI concepts and tools or utilizing LLM for code assistance.
Desire would be a candidate with experience building Retrieval-Augmented Generation applications.
Experience using front-end frameworks such as Angular, React or Vue.

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$94,400 - $198,200

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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