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Systems Engineer III (Government)

AT&T

Engineering Jobs

Systems Engineer III (Government)

full-timePosted: Oct 24, 2025

Job Description

Job Description:

This position requires office presence of a minimum of 5 days per week and is only located at customer's site. No relocation is offered.

AT&T will deliver systems engineering and technical support to the US Navy providing software, hardware, cybersecurity, installation, and logistical services in support of current and future programs. .

AT&T has an opening for a System Engineer III supporting the design, development, and integration of complex computer operating and hardware systems for federal customers. This role spans the full systems engineering lifecycle, including requirements definition, architecture design, system implementation, and testing.

Job Duties/Responsibilities:

  • Participates in all phases of computer operating/hardware systems engineering, including design, analysis, and modeling at a highly technical level
  • Analyzes complex computer software/hardware requirements to provide integration and implementation support
  • Performs operating/hardware systems engineering, including full life cycle design and development; analyzes and documents users’ functional and data requirements
  • Develops site survey instruments to gather detailed user requirements and business process analysis data
  • Conducts functional user interviews to document functional, system, customization, and data requirements and data sources
  • Formulates system concepts and architecture, specifies requirements, and develops implementation approaches
  • Determines data requirements for internal processes and external interfaces.
  • Develops new systems or tailors’ commercial products to meet user requirements
  • Directs and coordinates all activities necessary to complete a major engineering project or several small projects to specification and on schedule
  • May serve as task or project lead, exercising leadership in either a technical role training other hardware engineers and implementing and enforcing established standards and technologies, or in a project coordination role leading tasks and assuming responsibility for the design, development, test and delivery of a software system or application

Required Clearance:

TS/SCI or Secret clearance (#tssci) (#secret)

Required Qualifications:

  • Bachelor’s degree and 7 years of professional experience in systems engineering
  • Also requires advanced knowledge of the principles, methods, and techniques used in all phases of the engineering, application, and development of multiple operating systems; knowledge of or certification in specific applications or processes may be required, depending on job assignment

Our System Engineer 3's earn between $118,700 - $276,600. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits:

  • Medical/Dental/Vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
  • Paid Parental Leave
  • Paid Caregiver Leave
  • Additional sick leave beyond what state and local law require may be available but is unprotected
  • Adoption Reimbursement
  • Disability Benefits (short term and long term)
  • Life and Accidental Death Insurance
  • Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • Employee Assistance Programs (EAP)
  • Extensive employee wellness programs
  • Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

Candidates with arrest or convictions records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers, , the Los Angeles Fair Chance Initiative for Hiring Ordinance, and the California Fair Chance Act. Relevant Material Job Duties for which Criminal History may have a direct adverse, and negative relationship potentially resulting in the withdrawal of the Conditional Offer of Employment Contact with Customers/Candidates/Clients Safety Sensitivity (Vehicle/Tool/Machine Operation - if applicable) Handling/Proximity to Sensitive Information

Weekly Hours:

40

Time Type:

Regular

Location:

San Diego, California

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.

Locations

  • San Diego, California, United States

Salary

118,700 - 276,600 USD / yearly

Estimated Salary Rangemedium confidence

120,000 - 170,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Systems engineeringintermediate
  • Design, analysis, and modeling of computer operating/hardware systemsintermediate
  • Integration and implementation supportintermediate
  • Full life cycle design and developmentintermediate
  • Requirements analysis and documentationintermediate
  • Site survey instruments developmentintermediate
  • Functional user interviewsintermediate
  • System concepts and architecture formulationintermediate
  • Data requirements determinationintermediate
  • New systems development or tailoring commercial productsintermediate
  • Project coordination and leadershipintermediate
  • Training hardware engineersintermediate
  • Implementing and enforcing standards and technologiesintermediate
  • Software/hardware requirements analysisintermediate
  • Business process analysisintermediate
  • Principles, methods, and techniques of multiple operating systems engineeringintermediate

Required Qualifications

  • Bachelor’s degree and 7 years of professional experience in systems engineering (experience)
  • Advanced knowledge of the principles, methods, and techniques used in all phases of the engineering, application, and development of multiple operating systems (experience)
  • Knowledge of or certification in specific applications or processes may be required, depending on job assignment (experience)
  • Required Clearance: TS/SCI or Secret clearance (experience)

Responsibilities

  • Participates in all phases of computer operating/hardware systems engineering, including design, analysis, and modeling at a highly technical level
  • Analyzes complex computer software/hardware requirements to provide integration and implementation support
  • Performs operating/hardware systems engineering, including full life cycle design and development; analyzes and documents users’ functional and data requirements
  • Develops site survey instruments to gather detailed user requirements and business process analysis data
  • Conducts functional user interviews to document functional, system, customization, and data requirements and data sources
  • Formulates system concepts and architecture, specifies requirements, and develops implementation approaches
  • Determines data requirements for internal processes and external interfaces
  • Develops new systems or tailors’ commercial products to meet user requirements
  • Directs and coordinates all activities necessary to complete a major engineering project or several small projects to specification and on schedule
  • May serve as task or project lead, exercising leadership in either a technical role training other hardware engineers and implementing and enforcing established standards and technologies, or in a project coordination role leading tasks and assuming responsibility for the design, development, test and delivery of a software system or application

Benefits

  • general: Medical/Dental/Vision coverage
  • general: 401(k) plan
  • general: Tuition reimbursement program
  • general: Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
  • general: Paid Parental Leave
  • general: Paid Caregiver Leave
  • general: Additional sick leave beyond what state and local law require may be available but is unprotected
  • general: Adoption Reimbursement
  • general: Disability Benefits (short term and long term)
  • general: Life and Accidental Death Insurance
  • general: Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • general: Employee Assistance Programs (EAP)
  • general: Extensive employee wellness programs
  • general: Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

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AT&T logo

Systems Engineer III (Government)

AT&T

Engineering Jobs

Systems Engineer III (Government)

full-timePosted: Oct 24, 2025

Job Description

Job Description:

This position requires office presence of a minimum of 5 days per week and is only located at customer's site. No relocation is offered.

AT&T will deliver systems engineering and technical support to the US Navy providing software, hardware, cybersecurity, installation, and logistical services in support of current and future programs. .

AT&T has an opening for a System Engineer III supporting the design, development, and integration of complex computer operating and hardware systems for federal customers. This role spans the full systems engineering lifecycle, including requirements definition, architecture design, system implementation, and testing.

Job Duties/Responsibilities:

  • Participates in all phases of computer operating/hardware systems engineering, including design, analysis, and modeling at a highly technical level
  • Analyzes complex computer software/hardware requirements to provide integration and implementation support
  • Performs operating/hardware systems engineering, including full life cycle design and development; analyzes and documents users’ functional and data requirements
  • Develops site survey instruments to gather detailed user requirements and business process analysis data
  • Conducts functional user interviews to document functional, system, customization, and data requirements and data sources
  • Formulates system concepts and architecture, specifies requirements, and develops implementation approaches
  • Determines data requirements for internal processes and external interfaces.
  • Develops new systems or tailors’ commercial products to meet user requirements
  • Directs and coordinates all activities necessary to complete a major engineering project or several small projects to specification and on schedule
  • May serve as task or project lead, exercising leadership in either a technical role training other hardware engineers and implementing and enforcing established standards and technologies, or in a project coordination role leading tasks and assuming responsibility for the design, development, test and delivery of a software system or application

Required Clearance:

TS/SCI or Secret clearance (#tssci) (#secret)

Required Qualifications:

  • Bachelor’s degree and 7 years of professional experience in systems engineering
  • Also requires advanced knowledge of the principles, methods, and techniques used in all phases of the engineering, application, and development of multiple operating systems; knowledge of or certification in specific applications or processes may be required, depending on job assignment

Our System Engineer 3's earn between $118,700 - $276,600. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits:

  • Medical/Dental/Vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
  • Paid Parental Leave
  • Paid Caregiver Leave
  • Additional sick leave beyond what state and local law require may be available but is unprotected
  • Adoption Reimbursement
  • Disability Benefits (short term and long term)
  • Life and Accidental Death Insurance
  • Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • Employee Assistance Programs (EAP)
  • Extensive employee wellness programs
  • Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

Candidates with arrest or convictions records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers, , the Los Angeles Fair Chance Initiative for Hiring Ordinance, and the California Fair Chance Act. Relevant Material Job Duties for which Criminal History may have a direct adverse, and negative relationship potentially resulting in the withdrawal of the Conditional Offer of Employment Contact with Customers/Candidates/Clients Safety Sensitivity (Vehicle/Tool/Machine Operation - if applicable) Handling/Proximity to Sensitive Information

Weekly Hours:

40

Time Type:

Regular

Location:

San Diego, California

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.

Locations

  • San Diego, California, United States

Salary

118,700 - 276,600 USD / yearly

Estimated Salary Rangemedium confidence

120,000 - 170,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Systems engineeringintermediate
  • Design, analysis, and modeling of computer operating/hardware systemsintermediate
  • Integration and implementation supportintermediate
  • Full life cycle design and developmentintermediate
  • Requirements analysis and documentationintermediate
  • Site survey instruments developmentintermediate
  • Functional user interviewsintermediate
  • System concepts and architecture formulationintermediate
  • Data requirements determinationintermediate
  • New systems development or tailoring commercial productsintermediate
  • Project coordination and leadershipintermediate
  • Training hardware engineersintermediate
  • Implementing and enforcing standards and technologiesintermediate
  • Software/hardware requirements analysisintermediate
  • Business process analysisintermediate
  • Principles, methods, and techniques of multiple operating systems engineeringintermediate

Required Qualifications

  • Bachelor’s degree and 7 years of professional experience in systems engineering (experience)
  • Advanced knowledge of the principles, methods, and techniques used in all phases of the engineering, application, and development of multiple operating systems (experience)
  • Knowledge of or certification in specific applications or processes may be required, depending on job assignment (experience)
  • Required Clearance: TS/SCI or Secret clearance (experience)

Responsibilities

  • Participates in all phases of computer operating/hardware systems engineering, including design, analysis, and modeling at a highly technical level
  • Analyzes complex computer software/hardware requirements to provide integration and implementation support
  • Performs operating/hardware systems engineering, including full life cycle design and development; analyzes and documents users’ functional and data requirements
  • Develops site survey instruments to gather detailed user requirements and business process analysis data
  • Conducts functional user interviews to document functional, system, customization, and data requirements and data sources
  • Formulates system concepts and architecture, specifies requirements, and develops implementation approaches
  • Determines data requirements for internal processes and external interfaces
  • Develops new systems or tailors’ commercial products to meet user requirements
  • Directs and coordinates all activities necessary to complete a major engineering project or several small projects to specification and on schedule
  • May serve as task or project lead, exercising leadership in either a technical role training other hardware engineers and implementing and enforcing established standards and technologies, or in a project coordination role leading tasks and assuming responsibility for the design, development, test and delivery of a software system or application

Benefits

  • general: Medical/Dental/Vision coverage
  • general: 401(k) plan
  • general: Tuition reimbursement program
  • general: Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
  • general: Paid Parental Leave
  • general: Paid Caregiver Leave
  • general: Additional sick leave beyond what state and local law require may be available but is unprotected
  • general: Adoption Reimbursement
  • general: Disability Benefits (short term and long term)
  • general: Life and Accidental Death Insurance
  • general: Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • general: Employee Assistance Programs (EAP)
  • general: Extensive employee wellness programs
  • general: Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

Target Your Resume for "Systems Engineer III (Government)" , AT&T

Get personalized recommendations to optimize your resume specifically for Systems Engineer III (Government). Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Systems Engineer III (Government)" , AT&T

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

TelecommunicationsTelecommunications

Answer 10 quick questions to check your fit for Systems Engineer III (Government) @ AT&T.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.