Jobs in the United States

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Added 4 mins ago
G
Water/Wastewater Project Engineer (PE)
GPAC
Buffalo, NY
- $95,000 to $125,000 USD / year
Job title: Water/Wastewater Project Engineer (PE)
Added 10 mins ago
CyberArk Engineer Senior
SAIC
Washington, DC
SAIC is currently seeking a CyberArk Engineer Senior to support DOT. As a CyberArk Senior Systems Engineer, you'll play a key role in enhancing our cybersecurity and identity management…
Added 13 mins ago
TT
Senior Software Engineer, Backend
True Talent Solutions Partners
San Francisco, CA
- $200,000 to $400,000 USD / year
- Experience with real-time features, payments, consumer gaming applications, CI/CD, or experimentation platforms is useful.
Added 13 mins ago
TT
Product Engineer
True Talent Solutions Partners
San Francisco, CA
- $185,000 to $485,000 USD / year
- Design, build, and ship applications for admissions workflows, events, and internal operations.
Added 19 mins ago
Senior Data Engineer - Clearance Required
LMI
United States
LMI is hiring a Senior Data Engineer to turn fragmented customer data into dependable inputs for national security applications, analytics, and AI. You will build pipelines and data models…
Added 19 mins ago
Staff Data Engineer (CBP)
LMI
United States
LMI is seeking a Staff Data Engineer to build authoritative data products supporting Customs and Border Patrol (CBP) acquisition and program operations. This engineer will own data…
Added 26 mins ago
Software Engineer
CassianRx
Bala Cynwyd, PA
Added 26 mins ago
Sr Cyber Defense Sys Engineer
Constellation
Kennett Square, PA
…Perform system administration on specialized cyber defense applications and systems (e.g., EDR, Cloud and Email Security, SIEM, appliances) to include installation, configuration,…
Added 1 hour ago
Inside Presales System Engineer
Hewlett Packard Enterprise
Durham, NC
…companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive…
Added 1 hour ago
Inside Presales Systems Engineer
Hewlett Packard Enterprise
Durham, NC
…companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive…
Added 1 hour ago
Principal Front-End Engineer, Design Systems
Hewlett Packard Enterprise
Ft. Collins, CO
…companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive…
Added 1 hour ago
ServiceNow Engineer Principal
SAIC
Remote, United States
Design, develop, configure, and customize ServiceNow applications and services.
Added 1 hour ago
PG
Full Stack Engineer – AI Healthcare
Premier Global Links
Mountain View · Mountain View, CA
- $140,000 to $200,000 USD / year
Premier Global Links LLC is seeking a talented Full Stack Engineer for an innovative healthcare technology company developing AI-powered clinical software and ambient documentation…
Added 1 hour ago
PG
Robotics Software Engineer – Motion Planning
Premier Global Links
San Francisco · San Francisco, CA
- $148,000 to $230,000 USD / year
Premier Global Links LLC is seeking a talented Robotics Software Engineer for an innovative technology company developing advanced AI-powered robotics systems for life sciences and…
Added 1 hour ago
Pop-Up & Email Marketing R&D Trainee - Full-Stack Engineer - Bilingual Mandarin
CWILL
Remote, United States
Develop business systems, internal tools, data tools and AI applications; with your mentor, gradually take on the full cycle: frontend, backend, database, API integration, testing and…
Added 1 hour ago
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Principal Software Engineer - Full Stack
CVector - Industrial AI
Remote, United States
- $150,000 to $175,000 USD / year
As a Principal Full Stack Software Engineer, you will own the technical direction of CVector’s customer-facing platform end to end - from the real-time data visualization and AI-driven…
Added 1 hour ago
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Principal Software Engineer - Backend & AI Infra
CVector - Industrial AI
Remote, United States
- $150,000 to $175,000 USD / year
As a Principal Software Engineer - Backend & AI Infra focus, you will play a critical role in evolving CVector’s core backend platform. You will work on time-series data systems,…
Added 1 hour ago
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Senior Software Engineer - Backend & AI Infra
CVector - Industrial AI
Remote, United States
- $125,000 to $150,000 USD / year
As a Senior Software Engineer - Backend & AI Infra focus, you will play a critical role in evolving CVector’s core backend platform. You will work on time-series data systems, AI-assisted…
Added 1 hour ago
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Senior Software Engineer - Full Stack
CVector - Industrial AI
Remote, United States
- $125,000 to $150,000 USD / year
As a Senior Full Stack Software Engineer, you will play a key role in designing, building, and evolving CVector’s core platform - including our web applications, back-end data pipelines,…
Added 1 hour ago
Power Electronics Engineer, AI Satellites (Starmind)
SpaceX
Bastrop, TX
…from low voltage to kV range, and powers from 1W to many kW (applications include high-density compute power delivery, battery systems, motors/actuators, propulsion, laser optical links,…
Added 1 hour ago
CI
Senior Full Stack Product Engineer
CubX Inc.
Lakewood, NJ
- $90,000 to $150,000 USD / year
CubX is looking for a Senior Full Stack Product Engineer who can take a business need from concept to production.
Added 2 hours ago
Munitions Engineer
CACI International
Rockaway, NJ
CACI is seeking an Engineer to provide munition acquisition on technical support to the U.S. Navy Conventional Ammunition
Added 2 hours ago
Senior Quality Engineer
Pearson
Trenton, NJ
Also known in the market as: Senior QA Engineer, Senior Test Automation Engineer, Quality Engineering Lead, Senior Quality Engineer, Test Automation Lead.
Added 2 hours ago
C
Senior .NET Full Stack Engineer with C#
Cognizant
Trenton, NJ
- $86,000 to $99,000 USD / year
As a Senior .NET Full Stack Engineer with C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 2 hours ago
C
Senior Full Stack Engineer – .NET & C#
Cognizant
Trenton, NJ
- $86,000 to $99,000 USD / year
As a Senior Full Stack Engineer – .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…

Modern Technology Solutions Inc

Enterprise Crypto Security Engineer

El Segundo, CA, United States
Colorado Springs, CO, United States
El Segundo, United States
Colorado Springs, United States

On-site

$136,000 to $186,000 USD / year

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Job details

Pay: $136,000 to $186,000 USD / year
Workplace: On-site
Apply by: May 5, 2027
Posting language: English
Posted: Nov 6, 2026

Original job description

Modern Technology Solutions, Inc. (MTSI) is seeking a motivated and experienced Enterprise Crypto Security Engineer to join our team in El Segundo, CA or Colorado Springs, CO.

The MSEIT effort provides leading-edge Systems Engineering & Integration (SE&I) for the United States Space Force’s (USSF) Space Systems Command (SSC). We acquire state-of-the-art Military and Commercial Satellite Communications (SATCOM) systems, providing global, secure, survivable, and protected communications for our nation’s warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems.

Key Responsibilities:

Provide technical expertise in the development, integration, and delivery of both space and ground cryptographic units, ensuring all solutions align with mission objectives and system requirements.
Lead spacecraft cryptographic unit trade studies, evaluating candidate solutions against requirements, interface constraints, environmental considerations, performance criteria, and testability. Deliver clear, data‑driven recommendations to program leadership and customers.
Oversee the technical design, interface definition, development, and delivery of needed encryption units, including hardware and firmware. Ensure compatibility with subsystems and compliance with mission, cybersecurity, and interface standards.
Manage technical design, interface definition, development, and delivery of needed encryption units, ensuring proper integration with ground systems, mission operations, and secure architectures.
Support and oversee all testing activities for encryption units including dry runs and SVT. Ensure successful completion of verification and validation campaigns by developing or reviewing test plans, procedures, and reports. Participate in TRRs, dry run, SVTs, participate in CDRL review, address anomalies, and ensure full requirement traceability.
Provide supplemental support for Protected Key Management Architecture (PKMA) including secure key management processes, documentation, and architecture alignment.
Build and maintain strong, collaborative relationships with government customers, contractors, subcontractors, and FFRDC partners. Represent the crypto engineering function in design reviews, technical interchange meetings, and program‑level forums.
Lead and mentor engineers (junior to mid‑level), including task assignment, technical reviews, and professional development.
Oversee crypto lifecycle management. Manage technical scope, priorities, and dependencies for cryptographic tasks within program schedules and constraints.
Establish and enforce cryptographic standards and best practices across programs and platforms.

Work Environment:

Location: On-site
Travel Requirements: About once monthly
Working Hours: Standard

Qualifications:

Required:

An active TS/SCI is required for this position
Bachelors degree
Understanding of the discipline and practice of Systems Engineering throughout the system lifecycle phases of concept, development, production, operations, and sustainment
7+ years’ experience with systems engineering, which may include crypto, cyber security, requirements development, verification, integration, and test
7+ years’ experience with crypto, NSA certification processes, and Key Management processes
5+ years’ experience with military or DoD or Intelligence Community space and ground
Proficient in Microsoft Office products, such as Excel, Word, and PowerPoint
Possess strong oral and written communication and presentation skills; able to author final-version deliverable technical documents and reports

Desired Skills and Experience:

Bachelors degree in technical field, such as engineering, mathematics, physics, information systems, information technology, or computer science
Masters degree in technical field, such as engineering, mathematics, physics, information systems, information technology, or computer science
Familiarity with Jira and Confluence
Experience with NSA’s Key Management Infrastructure (KMI)
Experience with HAIPEs and cross-domain solutions (CDS)
Certifications, such as CISSP, SANS, CEH, INCOSE CSEP or ESEP, OCSMP (MBSE)

Compensation: The pay range for this position in California is $149,000/year to $186,000/year; and for Colorado is $136,000/year to $170,000/year. However, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.

#MTSI #MTSIJOBS #MSEIT

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More about this job

Skills

Provide technical expertise
Leadership
Firmware
Regulatory compliance
Cybersecurity
Documentation
Microsoft Office
Microsoft Excel
Microsoft Word
Microsoft PowerPoint
Communication skills
Presentation skills
Computer technology
Computer science
Jira
Atlassian Confluence
CISSP

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