921 Senior Mainframe Developer jobs in Gaithersburg,MD

Continuity Planner Senior_TS/SCI with Polygraph

General Dynamics Information Technology

Chantilly, VA 20152

~ 44 min OnsiteUrgently HiringHealth InsurancePaid Time OffRetirement Benefit

Top Secret SCI + Polygraph
US Citizenship Required
Bachelor of Arts/Bachelor of Science
8+ years of related experience in continuity, security operations, risk management or mission assurance. Strong data analytics skills are required.
Disaster Recovery Institute International (DRII) Associate Business Continuity Professional (ABCP) or Certified Business Continuity Professional (CBCP) (Required Certification or the ability to receive within 6 months of hire)
Security clearance level: TS/SCI with Polygraph
Onsite

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Modeling and Simulation Systems Engineer, Senior

BOOZ, ALLEN & HAMILTON

Alexandria, VA 22304

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Experience with the develop ment of physics-based modeling and simulation and digital engineering capabilities performance design criteria
Experience develop ing reports and briefings
Experience overseeing and coordinating the work of multidisciplinary technical teams on systems projects
Experience managing the life cycle of S & T technology programs
Knowledge of technology evaluation and vetting
Knowledge of physics-based modeling and simulation and digital engineering
Ability to design, implement, and operate the technical management of S & T technology projects successfully and conduct capability gap analyses and analyses of alternatives
Ability to conduct top-down functional analysis and translate requirements into detailed performance design criteria
TS/SCI clearance
TS/SCI clearance is required.
"Bachelor's degree in Systems Engineering, Applied Systems Engineering, or Engineering Management and 8+ years of experience with systems engineering, applied systems engineering, or engineering management, or 15+ years of experience with systems engineering, applied systems engineering, or engineering management in lieu of a degree"

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Azure Engineer, Senior

BOOZ, ALLEN & HAMILTON

Alexandria, VA 22304

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

5+ years of experience building software solutions using Azure in a secure environment
3+ years of experience implementing Infrastructure as Code using Terraform
Experience designing and automating the provisioning of cloud resources and Infrastructure as Code tools
Experience with Platform as a Service technologies
Experience implementing and developing Azure policies
Knowledge of network technologies, including DNS, load balancing, and TLS
Secret clearance
HS diploma or GED and 8+ years of experience with software engineering, or Bachelor's degree and 4+ years of experience with software engineering
Ability to obtain a DoD 8570 or 8140 IAT Level II Certification within 30 days of hire date
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information ; Secret clearance is required

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Application Support-Senior

Cherokee Federal

Washington, DC 20036

Hybrid~ 37 minEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Experience: 10 years (min) - Master's degree can replace 4years experience
Education: Bachelor's Degree or equivalent experience
Active Secret clearance, or the ability to obtain a Secret clearance, required.
Must be a US Citizen.
Must pass pre-employment qualifications of Cherokee Federal.

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Intelligence Planner Senior TS SCI w/Poly

General Dynamics Information Technology

Washington, DC 20011

~ 37 min OnsiteUrgently HiringHealth InsurancePaid Time OffRetirement Benefit

Active TS/SCI w/ polygraph
US Citizenship Required
On Customer Site
10 + years of related experience
Top Secret/SCI
Top Secret SCI + Polygraph
Must currently possess
Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph
Direct experience with JOPES or successor Joint Planning and Execution Services
Proven ability to conduct deliberate or crisis action planning for theater priority plans
Experience integrating collection, analytic, and targeting activities into DoW planning functions
Ability to maintain a 72-hour response timeline for emerging requirements during mission surges
Master's degree with 12 yrs related experience or Bachelor's degree with a total of 17 yrs experience as a substitute to the Master's degree

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Senior Application Developer

GovCIO LLC

Fairfax, VA 22031

$175,000/yr

Hybrid~ 34 min

Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments. (or commensurate experience).
Active Secret clearance with the ability to obtain and hold DEA suitability.
Strong knowledge of Java SE/EE, Spring Boot, and RESTful services.
Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols.
Experience working in secure environments,
Understanding of FISMA, NIST, or RMF compliance.
Proficiency with build tools (Maven/Gradle).
Version control (Git).
CI/CD tools (Jenkins, GitLab CI).
Exposure to containerization technologies (Docker, Kubernetes).
Cloud platforms (AWS GovCloud, Azure Government).
Understanding of secure coding practices and experience with static/dynamic code analysis tools.

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Senior Modeling & Simulation Engineer

QinetiQ

Chantilly, VA 20152

~ 44 min OnsiteUrgently Hiring

15 years of Experience, 10+ years of practical systems engineering experience specifically within M&S
Bachelor's degree in engineering, physics or similar field
Previous experience using AFSIM and CAMEO
TS/SCI clearance
10-20% CONUS and OCONUS travel may be required

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Operations in the Information Environment (OIE) Planners (Senior)

Amentum

Fort George G Meade, MD 20755

~ 50 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Must have an Active Top Secret US Government Clearance with SCI Eligibility (TS SCI).
Note: US Citizenship is required to maintain a Top Secret Clearance.
Valid U.S passport
8+ years of OIE/IO/IW or Joint planning experience with a BS/BA, or 6+ years with a MS/MA. May consider 4 additional years of relevant experience in lieu of a bachelor's degree.
3+ years of experience supporting CCMD, JTF, TSOC, or equivalent operational headquarters.
Demonstrated mastery of the Joint Planning Process (JPP), operational design, and targeting like methodologies.
Experience developing and integrating OIE plans, orders, annexes, and estimates.
Experience integrating, coordinating, and synchronizing adjacent and supporting operations across information forces.
Knowledge of service component functions and their relationships to CCMDs.
Strong understanding of the Information Environment, adversary information capabilities, and influence dynamics.
Expertise in oral, visual, and written communication, including briefing senior leaders.

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Senior Technical Writer

Noblis

Washington, DC 20011

$123,300/yr

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

U.S. citizen or green card permanent resident (3+ years U.S. residency)
Experience with FAA and the environment.
Bachelor's degree in English, Communications, Technical Writing, or a related field, and 5+ years of experience performing the above technical writing and editing functions; or
High school diploma and 10+ years of relevant experience in technical writing or editing.
Minimum of 2 years of experience producing or editing FAA aviation regulatory documentation or related technical publications in aviation or aerospace.
Proven ability to interpret and synthesize complex technical data and operational procedures into clear, concise, and accurate documentation.
Demonstrated experience developing content for FAA, DoD, or other federal aviation programs.
Strong command of grammar, style, and technical writing conventions; familiarity with FAA and government style guides.
Proficiency in Microsoft Office Suite, Adobe Acrobat, and other documentation or content management tools.

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