Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Specialist, Systems Engineer - User Acceptance Tester (SPRINGFIELD)

$106.5k - $197.5k
Full-time

L3Harris Technologies

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Senior Specialist, Systems Engineer – User Acceptance Tester
Job Code: 38609
Job Location: Springfield, VA (100% Onsite)
Work Schedule: 5/8 Monday-Friday

 

Job Description:

 

L3Harris Technologies currently has an opening for a User Acceptance Tester with expertise in Test and Integration for an important National Security Program.

The successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. This role is critical in maintaining the integrity and performance of our software products. 

Essential Functions:

  • Design, develop, and manage test cases, including traceability to requirements, user stories, etc.
  • Execute software testing events using industry-accepted test tools.
  • Participate in User Acceptance Testing (UAT) and Government Acceptance Testing (GGAT) exercises.
  • Document and report any bugs, issues, discrepancies, or failed test cases found during testing government defect tracking tool.
  • Develop/deliver test reports as well as present finding to project stakeholders.
  • Able to independently develop and precisely follow test scripts with attention to detail, document findings.
  • Use strong written and verbal communication skills, with experience updating senior leadership.
  • Able to work independently with minimum supervision.

 

Qualifications:

  • Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
  • Active Top Secret/SCI with CI Polygraph
  • 5+ years of software integration and test experience with a focus on user acceptance testing (UAT).
  • Experience developing and executing manual and automated software tests.
  • Experience using industry-accepted test automation tools, such as Test Complete or Selenium.
  • Experience using industry-accepted requirements repository and defect tracking tools (ex. Backlog, Bugzilla, Jira, etc.)

 

Preferred Additional Skills:

  • Knowledge of NRO organization and operational missions.
  • Relevant certification or coursework (e.g., ISTQB Certified Tester – Acceptance Testing (CT-AcT).

    In compliance with pay transparency requirements, the salary range for this role in Virginia - Greater Washington, D.C. Area is $106,500 - $197,500.00. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or S]]> <

Vacancy posted 5 hours ago
Similar jobs that could be interesting for youBased on the Senior Specialist, Systems Engineer - User Acceptance Tester (SPRINGFIELD) in Springfield, VA vacancy
  • $106.5k - $197.5k

    Job Title: Senior Specialist, Systems Engineer - User Acceptance TesterJob Code: 38609Job Location: Springfield, VA (100% Onsite)Work Schedule: 5/8 Monday-FridayJob Description:L3Harris...  ...has an opening for a User Acceptance Tester with expertise in Test and Integration... 
    Senior
    For contractors
    Flexible hours

    L3Harris Technologies

    Springfield, VA
    16 hours ago
  • $106.5k - $197.5k

     ...interest of national security. Job Title: Senior Specialist, Systems Engineering - Joint Exercise Planner (Active TS...  ...) Job Code: 38744 Job Location: Springfield, VA (100% On-site) Job Schedule: 5/...  .... In addition, applicants who accept a conditional offer of employment may... 
    Senior
    Full time
    Local area
    Monday to Friday
    Flexible hours

    L3Harris Technologies

    Springfield, VA
    5 hours ago
  • $106.5k - $197.5k

     ...domains in the interest of national security. Job Title: Senior Specialist, Systems Engineering – Space Intelligence Analyst (Active TS/SCI w/ CI Poly Required) Job Code: 38747 Job Location: Springfield, Virginia (100% On-site) Job Schedule: 5/8 Monday-Friday... 
    Senior
    Full time
    For contractors
    Work at office
    Monday to Friday
    Flexible hours
    Shift work

    L3Harris Technologies

    Springfield, VA
    5 hours ago
  • $92.5k - $171.5k

     ...national security. Job Title: Specialist, Systems Engineer – Mission Protection...  ...: 40712 Job Location: Springfield, Virginia Job Schedule:...  ...Technologies is currently seeking a Senior Specialist, Systems...  ...addition, applicants who accept a conditional offer of... 
    Suggested
    Full time
    Local area
    Monday to Friday
    Flexible hours

    L3Harris Technologies

    Springfield, VA
    5 hours ago
  • $92.5k - $171.5k

    Job Title: Specialist, Systems Engineer - Mission Protection Specialist (Active TS/SCI w/ CI Poly Required)Job Code: 40712Job Location: Springfield, VirginiaJob Schedule: 5/8 Monday - FridayJob Description...  ...is currently seeking a Senior Specialist, Systems Engineer -... 
    Suggested
    Flexible hours

    L3Harris Technologies

    Springfield, VA
    4 days ago
  • $135k - $185k

    OverviewVTG is looking for a Senior Systems Engineer in Springfield, VA.What will you do?Systems Engineers employ...  ...planning, analysis/traceability of user requirements, architectures...  ...operational concepts, and project status, and accept user inputs for optimization of... 
    Senior
    Work experience placement
    Remote work

    VTG

    Springfield, VA
    3 days ago
  • $112k - $179k

    ResponsibilitiesWe are seeking an experienced Senior Systems Engineer to support mission-critical geospatial intelligence initiatives across...  ...boundaries.Location: This position is fully onsite in Chantilly or Springfield, VA.QualificationsRequired QualificationsBachelor's degree... 
    Senior
    Contract work
    Shift work

    Peraton Corporation

    Springfield, VA
    3 days ago
  •  ...on sustaining, operating, and improving essential government systems and services, with proven operational excellence, and a commitment...  ...at one of the following locations in Northern Virginia: Springfield, Herndon, or Ashburn. Ability to obtain and maintain a Public... 
    Senior
    Contract work
    Remote work

    MAXIMUS

    Springfield, VA
    3 days ago
  •  ...Leidos is hiring Requirements Engineers and/or Business Process Analysts to join our Springfield, VA team. This role focuses on systems engineering, requirements analysis, and business process improvement for military weapon systems. You will work with DoDAF, DOORS, and... 
    Senior

    Via Logic LLC

    Springfield, VA
    2 days ago
  • $135k - $190k

    OverviewVTG is seeking a Senior Test Systems Engineer, located in Springfield, VA. Senior-level Test Systems Engineers assist in leading Application, System and Integration Testing teams performing test and evaluation across the National System of Geospatial-intelligence... 
    Senior
    Work experience placement

    VTG

    Springfield, VA
    16 hours ago
  •  ...Senior Systems Engineer Location: Springfield, VA Clearance: TS/SCI Citizenship: US Citizenship Required Whether running countries, corporations, or courtrooms, our clients bear the responsibility for shaping the lives of millions. At Intellectix, we are on a mission... 
    Senior

    Intellectix

    Springfield, VA
    1 day ago
  • $120k - $160k

     ...dynamic and innovative Maritime Technology Systems Engineer to join our Systems Engineering and...  ...be located onsite at our office in Springfield, VA .  JOB DESCRIPTION : We are...  ...other factors. Overview SAIC accepts applications on an ongoing basis and... 
    Senior
    Contract work
    Work at office
    Immediate start

    Science Applications International Corporation

    Springfield, VA
    4 days ago
  • $92.5k - $171.5k

     ...national security. Job Title: Specialist, Systems Engineer - Watch Officer (Active TS...  ...Code: 38605 Job Location: Springfield, VA (100% Onsite) Job...  ...operational briefings to senior stakeholders and mission partners...  ...addition, applicants who accept a conditional offer of... 
    For contractors
    Work at office
    Local area
    Monday to Friday
    Flexible hours
    Shift work

    L3Harris Technologies Careers

    Springfield, VA
    5 days ago
  • $92.5k - $171.5k

    Job Title: Specialist, Systems Engineer - Integrated Protection Strategy Analyst Job Code: 41121Job Location: Springfield, VAJob Schedule: 5/8 - Mon - FriJob Description:L3Harris has an opening for an Integrated Protection Strategy Analyst in Springfield, VA to join a... 
    Work at office
    Flexible hours

    L3Harris Technologies

    Springfield, VA
    16 hours ago
  •  ...Senior Systems Engineer Chantilly, VA Springfield, VA Top Secret/SCI CI Polygraph Senior Level Career (10+ yrs experience) Senior Systems Engineer ISG is...  ...Guide the planning, analysis, and traceability of user and system requirements, system architectures, operational... 
    Senior

    Immersive Solutions Group LLC

    Springfield, VA
    3 days ago
  • $120k - $160k

     ...SAIC seeks an energetic and talented Senior Systems Engineer to join an exciting program and...  ...Technical Assistance (SETA) team in Springfield, VA. The successful candidate will be...  ...programs. Additional years of experience accepted in lieu of a degree. Candidate... 
    Senior
    Contract work
    Immediate start

    SAIC

    Springfield, VA
    3 days ago
  • $86.8k - $165.2k

     ...AgoStart Date: 2026-05-27Location: US-VA-SPRINGFIELD-7500-CUST ~ 7500 Geoint Dr ~ GEOINT (...  ...100 years of experience and renowned engineering expertise to meet the needs of today’s...  ...We have an exciting opportunity for a Senior Systems Operations Engineer supporting one of... 
    Senior
    Temporary work
    For contractors
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours

    Raytheon

    Springfield, VA
    2 days ago
  • $82.1k - $172.4k

    Job Title: Senior Systems EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance...  ...2/31/2026The Opportunity: Lead systems engineering for an Agile program delivering GEOINT...  ...discipline (equivalent experience accepted). 8+ years of systems engineering experience... 
    Senior
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Springfield, VA
    4 days ago
  • $145k - $178k

     ...detail-oriented and customer-focused Systems Engineer to join our team. This role involves overseeing...  ..., verification, validation, and acceptance testing, ensuring traceability to...  ...Support customer operations on-site in the Springfield customer facility.Background and... 
    Senior
    Full time

    Cubic Corporation

    Fort Belvoir, VA
    16 hours ago
  •  ...part of our high-quality team that delivers innovative solutions to key federal clients. We are currently seeking a Senior Program Protection Specialist to support our growing team.Responsibilities:· In close coordination with the COR, create and sustain initiatives that... 
    Senior

    Axiologic Solutions

    Springfield, VA
    1 day ago
  • $82.1k - $172.4k

     ...Senior Systems Engineer Lead systems engineering for an Agile program delivering GEOINT capabilities to the National Geospatial-Intelligence...  ..., or a related technical discipline (equivalent experience accepted). ~8+ years of systems engineering experience on complex... 
    Senior
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Springfield, VA
    2 days ago
  •  ...service and not for profit, we measure our success in the impact of our service. Position Summary ANSER is seeking a Senior Systems Engineer to support enterprise-level geospatial intelligence (GEOINT) systems engineering and integration efforts across the National... 
    Senior
    For contractors
    Remote work

    ANSER

    Springfield, VA
    3 days ago
  • $135k - $216k

    ResponsibilitiesWe are seeking an experienced Senior Systems Engineer with expertise in systems integration, testing, and enterprise engineering to support mission-critical GEOINT capabilities across the National System of Geospatial-Intelligence (NSG), Allied System of... 
    Senior
    Contract work
    Remote work
    Shift work

    Peraton Corporation

    Springfield, VA
    4 days ago
  •  ...service and not for profit, we measure our success in the impact of our service. Position Summary ANSER is seeking a Senior Test Systems Engineer to support application, system, and integration testing activities across the National System of Geospatial-Intelligence... 
    Senior

    ANSER

    Springfield, VA
    4 days ago
  • $83 - $89 per hour

    Senior Systems Engineer Location: Hybrid (needs to be within 1 hour of DMV) Compensation: $83-89/hr (Final Compensation will be dependent on experience and skillset) 6 month contract-to-hire ABOUT THE ROLE Our client is seeking a Senior Systems Engineer with over 10... 
    Senior
    Contract work

    Eightelevengroup

    Springfield, VA
    16 hours ago
  • $80k - $120k

     ...Description Description SAIC is seeking a System Safety Engineer to provide critical safety engineering analysis and support...  ...on experience and other factors. Overview SAIC accepts applications on an ongoing basis and there is no deadline.... 
    Senior
    For subcontractor
    Interim role
    Work at office
    Remote work

    SAIC

    Annandale, VA
    1 day ago
  • $145k - $155k

     ...SCI SECURITY CLEARANCE REQUIRED** Think strategically. Deliver technically. Shape the architecture. At D2 Tech Services, Senior Systems Engineers aren’t order‑takers — they’re the people who look at a complex, multi‑site enterprise and figure out how to make it better... 
    Senior
    Immediate start

    D2Consulting

    Springfield, VA
    4 days ago
  • Celestar Corporation is seeking a Senior Targeting Analyst to support INSCOM under the...  ...The primary place of performance will be Springfield, Virginia. If interested and meet ALL the...  ...AnalystDevelops targets and target systems for joint lethal and / or non lethal engagements... 
    Senior
    Local area
    Remote work

    Celestar

    Springfield, VA
    2 days ago
  • $135k - $216k

    Responsibilities Senior-level System Engineers employ a multi-discipline approach...  ...analysis/traceability of user requirements, procedures,...  ...Supports performing user acceptance testing of corporate...  ...position is 100% onsite in Springfield, Virginia. Remote or hybrid... 
    Senior
    Contract work
    Work experience placement
    Remote work
    Shift work

    Peraton

    Springfield, VA
    20 hours ago
  • $92.3k - $166.85k

     ...Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile...  ...environments that enable mission users and Agile teams to deliver capabilities...  ...software engineers, DevSecOps specialists, cybersecurity professionals, and... 
    Senior
    Contract work
    Local area
    Immediate start
    Shift work
    Day shift
    Afternoon shift

    Leidos

    Springfield, VA
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Specialist, Systems Engineer - User Acceptance Tester (SPRINGFIELD). Be the first to apply!