Jobs in the United States

25+ jobs

Save this search

Added 2 mins ago
Data Center Technician (Night Shift)
Google
Haskell, TX
Experience with performing component-level repairs and troubleshooting on IT equipment or in a similar role (e.g. Systems Administration, Network Deployment Engineer, Help Desk Technician,…
Added 3 mins ago
Specialist, Information Security Systems Engineer
L3Harris
Greenville, TX
Job Title: Specialist, Information Security Systems Engineer
Added 4 mins ago
Senior Software Engineer (Python)
Wells Fargo
IRVING, TX
Wells Fargo is seeking a Senior Software Engineer (Python) within the Secured Network Services organization. This role will focus on designing and delivering automation solutions that…
Added 6 mins ago
HN
Cybersecurity Engineer - Principal
Huntington National Bank
Austin, TX
- $93,000 to $189,000 USD / year
Expert level knowledge of operating systems, e.g. Windows, Linux, & Unix
Added 6 mins ago
Software Quality Engineer, Secure Firewall
Cisco
Austin, TX
As a Software Quality Engineer, you will independently own assigned test areas and validate complex, end-to-end customer workflows across physical, virtual, and cloud environments. You will…
Added 7 mins ago
Tester (Remote)
GovCIO
Austin, TX
GovCIO is currently hiring a Software Development Engineer in Test (SDET), Test Engineer, to join cross-functional product teams building and modernizing federal digital services on AWS…
Added 7 mins ago
PN
Software Engineer 1
Pacific Northwest National Laboratory
Austin, TX
- $83,100 USD / year
…interactions within complex biological, chemical, material, and Earth systems. We intentionally connect disciplines to advance fundamental discovery science, develop transformative…
Added 7 mins ago
Senior Cloud Security Engineer
IBM
Austin, TX
We are looking for a senior Cloud Security Engineer with a strong software and infrastructure engineering background to design and build scalable security capabilities across our cloud…
Added 7 mins ago
Security Software Engineer
ManpowerGroup
Austin, TX
…System Extension. Much of the code is shared with Windows and Linux. The work requires high concurrency, high reliability, careful attention to memory & CPU usage and…
Added 10 mins ago
SysOps Technical Engineer, AVP
MUFG Bank, Ltd.
Jersey City, NJ
MUFG is seeking an experienced Assistant Vice President (AVP), SysOps Technical Engineer to support Systems Operations for Enterprise Financial Technology (EFT) Finance, Governance, Risk,…
Added 15 mins ago
Lead Site Reliability Engineer
Little Caesar Enterprises Inc.
Detroit, MI
Minimum of four (4) years of experience in site reliability engineering, platform engineering, DevOps, or Linux systems administration.
Added 17 mins ago
A
Sqa Engineer
Actalent
Newton, MA
- $30 to $38 USD / hour
Job Title: Software Quality Assurance EngineerJob DescriptionThe Software Quality Assurance Engineer develops, documents, and executes test cases for application and embedded software used…
Added 18 mins ago
Senior Technical IT Storage Engineer
HM Health Solutions Inc.
Remote, United States
…to our technical IT ecosystem that includes infrastructure, systems, networks, applications, integrations, etc. They will work closely with other technical IT professionals, analysts, and…
Added 18 mins ago
Linux Systems Engineer (Top Secret/SCI with agreement to obtain CI Poly Clearance Required)
North Point Technology
Chantilly, VA
North Point Technology is looking to hire a Senior Linux Systems Engineer to support a mission-critical enterprise Identity and Access Management (ICAM) system operating in a classified…
Added 20 mins ago
Sr Platform Engineer Lead
Capital Technology Group
Remote, United States
CTG is seeking a Sr Platform Engineer Lead to lead the design, automation, and reliability of the cloud platforms behind mission-critical federal systems. This role suits a senior engineer…
Added 22 mins ago
Senior Flight Software Engineer I - Secret Clearance
Rocket Lab Corporation
Long Beach, CA
We are currently seeking a Senior Flight Software Engineer I for our team based out of headquarters in Long Beach, CA . In this role, you will play a key role in supporting the development…
Added 22 mins ago
Senior Flight Software Engineer II - Secret Clearance
Rocket Lab Corporation
Long Beach, CA
We are currently seeking a Senior Flight Software Engineer II for our team based out of headquarters in Long Beach, CA . In this role, you will play a key role in supporting the development…
Added 22 mins ago
Senior Flight Software Engineer II
Rocket Lab Corporation
Long Beach, CA
We are currently seeking a Senior Flight Software Engineer II for our team based out of headquarters in Long Beach, CA . In this role, you will play a key role in supporting the development…
Added 22 mins ago
Senior Flight Software Engineer I
Rocket Lab Corporation
Long Beach, CA
We are currently seeking a Senior Flight Software Engineer I for our team based out of headquarters in Long Beach, CA . In this role, you will play a key role in supporting the development…
Added 23 mins ago
IT DevOps Engineer
MACOM Technology Solutions Holdings, Inc.
Lowell, MA
We are seeking a skilled DevOps Engineer to join our EDA Infrastructure team. In this mid-level role you will be responsible for maintaining and improving our CI/CD pipelines, managing EDA…
Added 23 mins ago
Software Integration & Test Eng. II(HIL Auto)
3MD Inc.
Redmond, WA
The Software Integration & Test Engineer II prepares, configures, and validates the Test Equipment and automation frameworks used in satellite hardware testing. Ensures automation scripts…
Added 29 mins ago
OT Engineer
Valar Atomics
Torrance, CA
…licensing, construction, commissioning, and operations. An OT engineer is a hands-on engineer supporting integrated OT across the reactor, fuel, and power-conversion programs, combining…
Added 37 mins ago
Software Engineer - Message Queuing and Integration
Costco IT
Issaquah (Seattle), WA, WA
Knowledge of multiple operating systems, especially i5/OS (System i / iSeries / AS/400), AIX, Linux, and Windows.
Added 38 mins ago
Senior/Staff DevOps Engineer, Federal
Trase Systems
Remote, United States
Co-founded in 2023 by Joe Laws and Grant Verstandig, Trase Systems is AI, Uncomplicated. Trase empowers enterprise leaders to harness the full potential of AI without the associated…
Added 38 mins ago
Infrastructure Engineer
American Express
Richmond, VA · VA
Performs hands-on architecture, design and development of monitoring systems to provide continuous support for ongoing infrastructure and application availability

AST SpaceMobile

Principle Systems Engineering- Software

Dallas, TX, United States

Apply About employer

Applications open in a new tab.

Job details

Experience: Minimum 10–15 years of professional engineering experience
Posting language: English
Posted: Oct 29, 2026

Original job description

AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight.

Position Overview

We’re looking for a Principal Systems Engineer - Software to lead the definition, decomposition, and management of software requirements across a complex communications platform. You’ll work at the intersection of software, networking, infrastructure, and systems engineering, turning high-level stakeholder needs into clear, testable, and traceable software requirements that engineering teams can successfully implement.

This is a senior technical leadership role responsible for driving requirements excellence throughout the system lifecycle. You will partner closely with software, hardware, network, systems, and test engineering teams to ensure requirements are properly defined, reviewed, verified, validated, and maintained from concept through deployment.

The ideal candidate brings deep systems engineering expertise, strong communications software knowledge, and a proven ability to lead the development of large-scale, highly integrated technical systems.

Key Responsibilities

Lead development of software system requirements from stakeholder needs and system-level concepts through subsystem and component-level specifications
Define and maintain software requirements for communications software, networking functions, interfaces, and distributed system architectures
Develop and manage interface control documents (ICDs) between software elements, infrastructure components, external systems, and partner interfaces
Own requirements traceability from stakeholder needs through design, implementation, verification, validation, and operational acceptance
Lead requirements reviews and drive resolution of ambiguity, conflicts, risks, and gaps across engineering disciplines
Conduct system-level trade studies and technical analyses to support architecture and requirements decisions
Partner with software development and test teams to define verification strategies, acceptance criteria, and validation approaches
Support system integration activities, anomaly investigations, root-cause analysis, and requirements changes throughout the development lifecycle
Develop and maintain requirements management processes, standards, and best practices
Collaborate with internal and external stakeholders to ensure technical requirements align with business and operational objectives
Mentor engineers and promote strong systems engineering principles across the organization
Provide technical leadership on complex system architecture, integration, and requirements management initiatives

Qualifications

Education:

Bachelor’s degree in Systems Engineering, Electrical Engineering, Computer Engineering, Computer Science, Software Engineering, or a related technical field
Master’s degree in a related engineering discipline preferred

Experience:

Minimum 10–15 years of professional engineering experience
Experience working as a Systems Engineer responsible for writing, managing, and maintaining requirements for complex technical systems
Experience supporting large-scale software development, systems integration, or communications-based platforms
Proven experience developing clear, concise, testable, and verifiable requirements
Experience working throughout the systems engineering lifecycle, including requirements analysis, design support, verification, validation, and deployment
Experience using requirements management, configuration management, and traceability processes in complex engineering environments

Preferred Qualifications:

Experience within cellular telecommunications, wireless communications, networking, or related communications technologies
Familiarity with 4G LTE, 5G, radio access networks, core networks, IMS, or related telecommunications architectures
Knowledge of industry standards and specifications development processes
Experience supporting satellite communications, space systems, or non-terrestrial network architectures
Experience with Model-Based Systems Engineering (MBSE)
Experience using SysML, Cameo, or similar MBSE tools
Background in software development using languages such as C, C++, Python, or similar technologies
Experience with Linux-based embedded, distributed, or networked systems
Experience supporting highly regulated, mission-critical, safety-critical, or high-reliability environments
INCOSE CSEP, ESEP, or similar systems engineering certifications

Soft Skills:

Excellent written and verbal communication skills
Strong interpersonal and relationship-building abilities
Proven ability to collaborate effectively across cross-functional engineering teams
Strong analytical and critical-thinking skills
Exceptional attention to detail and documentation quality
Ability to influence technical decisions without direct authority
Strong problem-solving and decision-making abilities
Ability to manage competing priorities and complex technical initiatives
Self-motivated with a proactive and continuous improvement mindset
Strong mentoring and leadership capabilities

Technology Stack:

DOORS
Jama
Polarion
Jira
SysML
Cameo
Requirements management and traceability platforms
Configuration management and change control systems
C and C++
Python
Linux-based systems
Communications networking technologies
Microsoft Office Suite
Engineering collaboration and documentation platforms

Physical Requirements

Ability to work in a standard office environment and use a computer for extended periods
Ability to review technical documentation, requirements specifications, architecture diagrams, and verification artifacts
Ability to participate in technical reviews, requirements reviews, design reviews, and cross-functional collaboration sessions
Ability to remain stationary for extended periods while performing systems engineering and documentation activities
May require occasional travel to support engineering reviews, integration activities, or stakeholder engagements

This job description may not be inclusive to the duties and responsibilities listed. Additional tasks may be assigned to the employee from time to time or the scope of the job may change as needed by business demands. AST SpaceMobile is an Equal Opportunity, at will Employer; employment is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Apply About employer

Report this job