Jobs in the United States

25+ jobs

Save this search

Added 9 mins ago
O
Lead Principal Software Development Engineer
Oracle
Washington, DC
- $135,200 to $306,400 USD / year
As a Sr. Principal Software Development Engineer in the Oracle Cloud Infrastructure (OCI) Core Platform division, you will play a critical leadership role in the architecture, evolution,…
Added 9 mins ago
O
Lead Principal Site Reliability Engineer - (work in Vienna VA location)
Oracle
Washington, DC
- $96,300 to $264,100 USD / year
We are seeking a highly motivated Site Reliability Engineer (SRE) to support a strategic customer's cloud platform and mission-critical applications. The SRE will be responsible for…
Added 9 mins ago
Senior Staff Software Engineer, Institutional Exchange
Coinbase
Washington, DC
Coinbase is building the future of institutional trading as part of the Institutional Everything Exchange, powering the systems that let the world's largest financial institutions trade…
Added 9 mins ago
AT
Principal Software Engineer - (Reston or Cambridge)
Akamai Technologies, Inc.
Washington, DC
- $169,300 to $304,700 USD / year
Are you passionate about architecting scalable systems and leading technical innovation?
Added 9 mins ago
Senior Technical IT Storage Engineer
Highmark Health
Washington, DC
…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 9 mins ago
Cloud Platform Engineer IL6/cArmy
Koniag Government Services
Washington, DC
…supporting our U.S. Army customer on a large-scale Army contracting systems modernization and automation program. Builds and sustains the platform within the Government-furnished cArmy/SIPR…
Added 9 mins ago
Big Data Systems Engineer
Trinzic
Washington, DC
KBR is seeking a Big Data Systems Engineer to join our team. The successful candidate will be part of the KBR team supporting the Test Resource Management Center’s (TRMC) Big Data (BD) and…
Added 36 mins ago
Data Center Site Reliability Engineer
Synopsys, Inc.
Canonsburg, PA
…Eligible NoDate Posted 08/10/2026 Data Center Site Reliability Engineer We Are Synopsys is the leader in engineering solutions from silicon to systems, enabling customers to rapidly…
Added 37 mins ago
Sr. engineer (mechanical-sustaining)
Acara
King of Prussia, PA
Description Job Title: Sr. Engineer Location: King of Prussia, PA Employment Type: Temporary, 12+ months Industry: Aerospace and Defense Compensation: $27.10/hrSchedule: 9x80 About the…
Added 1 hour ago
IG
Secret Junior Rust Developer
Insight Global
Aberdeen Proving Ground, MD
- From $47 USD / hour
o Biggest Hotbook keywords: Rust, Software Engineer, Cyber Software Engineer, Embedded Software, C++, C, Go, Linux, Git, RTOS, Memory Safe, C5ISR, Tactical Systems.
Added 1 hour ago
IG
Secret Cross Domain Solutions Engineer
Insight Global
Aberdeen Proving Ground, MD
- From $82 USD / hour
o Experience with Linux systems engineering and secure system configuration/hardening
Added 1 hour ago
O
Lead Principal Site Reliability Engineer - (work in Vienna VA location)
Oracle
Jefferson City, MO
- $96,300 to $264,100 USD / year
We are seeking a highly motivated Site Reliability Engineer (SRE) to support a strategic customer's cloud platform and mission-critical applications. The SRE will be responsible for…
Added 1 hour ago
GA
Senior Systems Engineer SME Cloud Infrastructure & DevSecOps TS/SCI
Geospatial And Cloud Analytics Inc
Qua, VA
- $170,000 to $190,000 USD / year
We are seeking a highly skilled Senior Systems Engineer Subject Matter Expert (SME) to join our team supporting the Naval Criminal Investigative Service (NCIS) in Quantico, Virginia. The…
Added 1 hour ago
Principal Cyber Security Analyst
Applied Research Associates, Inc.
Fort Belvoir, VA
…Subject Matter Expert (SME) for cyber development efforts. This engineer has a strong understanding of the requirements capture process and the full lifecycle of technical cyber development…
Added 1 hour ago
Information Systems Security Engineer (ISSE) Linux/RHEL
CACI International
Sterling, VA
Job Title: Information Systems Security Engineer (ISSE) Linux/RHEL
Added 1 hour ago
Software Test Engineer (Integrated Training Systems) - 30882
Huntington Ingalls Industries
Virginia Beach, VA
HII Mission Technologies’ System Integration group is seeking a Software Test Engineer to join our Integrated Training Systems Software Development team. In this role, you’ll support the…
Added 1 hour ago
Red Team Penetration Tester
BOOZ, ALLEN & HAMILTON, INC.
Dahlgren, VA
…Procedures ( TTPs ) , will ensure the security of U.S. Navy computer systems, applications, servers, and…
Added 1 hour ago
ENGINEER NUCLEAR 4
HII
Newport News, VA
Designs, develops, and tests nuclear equipment and systems. Conducts research on new materials of special interest in nuclear reactors. Conducts studies related to the detection and control…
Added 1 hour ago
Axonius Platform Systems Engineer
BOOZ, ALLEN & HAMILTON, INC.
Reston, VA
Experience with enterprise IT domains such as Windows or Linux systems, networking fundamentals, cloud platforms such as AWS, Azure, or GCP, identity and access management, endpoint…
Added 1 hour ago
Infrastructure Systems Administrator
BOOZ, ALLEN & HAMILTON, INC.
Chantilly, VA
…installing, configuring, and maintaining Red Hat Enterprise Linux ( RHEL ) systems across physical, virtual, and cloud-based environments. In addition, you're comfortable applying systems…
Added 1 hour ago
Test Engineer
BOOZ, ALLEN & HAMILTON, INC.
Chantilly, VA
At a certain point, experience-based system design can start to look like clairvoyance. When you've developed so many systems that you can not only orchestrate the best solution for any…
Added 2 hours ago
O
Principal Data Center Operator
Oracle
United States
- $91,400 to $187,000 USD / year
Serve as a technical author and process engineer for Data Center Management & Operations, creating and maintaining operational procedures, standards, runbooks, knowledge articles, and…
Added 2 hours ago
MS
Senior Business Development Engineer (BDE), US Army
Motorola Solutions, Inc.
Denver, CO
- $40,123 USD / year
Silvus Technologies, a leading provider of advanced MANET and MIMO communications systems, is reshaping mesh network technology for mission-critical applications - on the ground, in the air…
Added 3 hours ago
Software Engineer, Industrial Controls
Aalo Atomics
Austin, TX
We're hiring a Software Engineer, Industrial Controls to lead the architecture and implementation of Aalo's software-defined industrial controls runtime for energy and industrial process…
Added 3 hours ago
Site Reliability Engineer (Tu-Sat, night shift)
IVANTI, INC.
SOUTH JORDAN, UT

L3Harris

Senior Specialist, Software Engineering (Application)

Plano, TX, United States

Apply About employer

Applications open in a new tab.

Job details

Posting language: English
Posted: Oct 22, 2026

Original job description

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, Software Engineering (Application)

Job Code: 46214

Job Location: Plano, TX – On Site

Job Schedule: 9/80 - Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

As a Senior Specialist, Software Engineer (Application), you will be responsible for supporting and leading the development and execution of software interfacing with the targeted hardware. You will be responsible for designing the software per requirements documents and system level design documents. There will be a focus to interface with the test engineers to influence test automation.

The Agile Development Group (ADG) division specializes in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems, next-generation weapon systems, and other RF sensor technologies using small company agility and big company experience.

Essential Functions:

Apply computer science, engineering, and mathematical analysis concepts and principles in the development of software for the targeted platform
Advanced skills in modern C+

•

Lead Technical development of software team including agile story development and planning
Work closely with cross functional members of the engineering organization to develop and evaluate interfaces between hardware, firmware, and software, and operational performance requirements and design of the overall system
Investigate root cause of complex issues, and implement solutions, working independently or with a multi-discipline team
Support and participate in all phases of the software development life cycle, including requirements analysis, design, implementation, hardware-software integration, and formal test
Interface with the customer to understand requirements, provide software packages, and facilitate integration events
Develop software test plans and procedures, and other relevant technical documentation
Utilize modeling tools and equipment to establish operating data, conduct experimental tests, prototype, and evaluate results
Experience with Modern C++, Python
Familiar with containerized development and tools like Kubernetes, Docker, and Helm in a Linux environment
Experience with Agile Scrum/Kanban development processes and procedures
Participate in peer reviews, identify, track, and repair defects
U.S. citizen
Ability to obtain a US Secret security clearance
Bachelor’s degree in Computer Science, Computer Engineering, or related field

Qualifications:

Bachelor’s degree and a minimum of 6 years of prior relevant experience. Graduate degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
Minimum of 6 years experience in computer/software engineering field
Minimum of 6 years C++ development in a professional environment

Preferred Additional Skills:

Working knowledge of Linux
Familiar with CI/CD automation including Gitlab build release pipelines
Experience with Deployment Orchestration

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 (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) or Spanish (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) . For information regarding your Right To Work, please click here for English (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRights_10_20.pdf) or Spanish (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRightsSp_10_20.pdf) .

Apply About employer

Report this job