Senior Software Engineer 3 or 4
RBR-Technologies
Do you love having fun, building real camaraderie, and being part of a company that shows up for its community? At RBR, we combine mission-focused work with a people-first culture, competitive salaries, and a benefits package that actually makes life better. If you want to grow, contribute, and enjoy the journey along the way, join RBR! We are a small service-disabled veteran-owned information and technology business founded on the basic principle of delivering customer mission success. RBR-Technologies is seeking a Senior Software Engineer (level 3 or 4) with attribute-based access control (ABAC) implementation experience to join our team and drive the evolution of capabilities powering Zero Trust across DoD environments! Could it be you? Responsibilities Developing and supporting AdmitIT, a new ICAM product. Building, automating, and managing product installations for DoD customers. Work across full‑stack Java, SpringBoot, microservices, and DB technologies. Supporting integration and containerization pipelines. Additional Responsibilities Developing, maintaining, and enhancing complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real time systems, and business management information systems) based upon documented requirements. Providing specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. Reviewing and testing software components for adherence to the design requirements and documenting test results. Resolving software problem reports. Utilizing software development and software design methodologies appropriate to the development environment. Working individually or as part of a team. Basic Qualifications Active TS/SCI Polygraph Full‑stack Java development. Experience with SpringBoot, REST, PKI/TLS/SSL, ElasticSearch. Experience with Oracle/MySQL/MongoDB/PostgreSQL. Experience with JSON/XML, GitLab CI/CD pipelines. Level 3: At least 8 years of related experience, along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 3 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 12 years. Level 4: At least 12 years of related experience, along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 5 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 16 years. Preferred Qualifications Experience with Terraform, Azure/AWS IAC. Linux scripting (Bash, C, Python), Docker/Kubernetes, Puppet/Ansible. Benefits Best in class health benefits plan Generous 401k with matching Flexible work policies and schedules (dependent upon contract) Generous Paid Time Off + All Federal Holidays Special paid leave for: Bereavement, Voting, Military, and more Paid Volunteer Hours for Community Outreach Paid Parental Leave Family-Friendly Company Paid Events Annual Pet Insurance Benefit Equal Employment Opportunity has been, and will continue to be, a fundamental principle at RBR-Technologies, where employment is based on personal capabilities and qualifications without discrimination because of race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any protected characteristic as established by law. This policy of Equal Employment Opportunity applies to all policies and procedures relating to recruitment, employment, promotion, transfer, training, working conditions, compensation, benefits, termination, and all other conditions of employment. #J-18808-Ljbffr
$107.9k - $195.05k
...has a new and exciting opportunity for a Senior Software Engineer in our Intel Sector. Our talented team... .... Original Posting: February 4, 2026 For U.S. Positions: While subject... ...requisition will remain open for at least 3 days with an anticipated close date of...SeniorLocal areaImmediate startFlexible hours$107.9k - $195.05k
...has a new and exciting opportunity for a Senior Software Engineer in our Intel Sector. Our talented team... ...anyone else dares. Original Posting February 4, 2026 Pay Range Pay Range $107,900.00 -... ...for the fiscal year ended January 3, 2025. For more information, visit Pay...SeniorLocal areaImmediate startFlexible hours$232k - $283k
...Senior Software Engineer 3 - (AI, AWS, Kubernetes) Clearance: TS/SCI w/ poly | Position ID: 20-24-015-SWE3 | Location: Annapolis Junction, Maryland... ...3 Qualifications 12 yrs., B.S. in a technical discipline or 4 additional yrs. in place of B.S. Salary Range Salary Range:...SeniorContract work$232k - $283k
...Senior Software Engineer 3 - (AI Infrastructure, Kubernetes, Python) Clearance: TS/SCI w/ poly Position ID: 20-24-017-SWE3 Location: Annapolis... ...: 12 yrs., B.S. in a technical discipline or 4 additional yrs. in place of B.S. $232k-$283k (Annually)...SeniorContract workFlexible hours$89.9k - $134.9k
...have you Defining Possible from the day you start. Northrop Grumman is currently seeking a Contracts Administrator - Level 3 (Principal) or 4 (Senior Principal) , to join our team in Linthicum, MD. This individual contributor position is 100% onsite and cannot...SeniorContract workRemote workRelocationShift work- ...Senior Software Engineer Location: Rockville, MD / Tysons Corner, VA / NY/NJ (Hybrid – 3 Days Onsite) Duration: 6-Month Contract Job Summary: We are seeking a Senior Software Engineer with strong expertise in Python, Angular, AWS, and modern microservices architecture...SeniorContract work
$190k - $225k
...significant impact by supporting critical national security infrastructure? T‑Rex Solutions is looking for a fully cleared Senior Software Engineer 3 to join our dynamic team at Ft. Meade, MD in support of the Intelligence Community. Responsibilities Proficient in Java...SeniorWork experience placementImmediate start$154.05k - $278.48k
...Description Leidos has a new and exciting opportunity for a Senior Software Engineer in our Intelligence Sector's Cyber & Analytics Business Area... ...approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit . Pay and Benefits Pay and...SeniorLocal areaImmediate startFlexible hours$190k - $225k
...significant impact by supporting critical national security infrastructure? T-Rex Solutions is looking for a fully cleared Senior Software Engineer 3 to join our dynamic team at Ft. Meade, MD in support of the Intelligence Community. We are seeking developers for a...SeniorWork experience placementImmediate start$154.05k - $278.48k
...Description Leidos has a new and exciting opportunity for a Senior Software Engineer in our Intelligence Sector's Cyber & Analytics Business... ...anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3...SeniorLocal areaImmediate startFlexible hours- ...Senior Software Engineer Level 3 (TS /SCI + Poly Required) Fort Meade MD How We're Different We believe the highest-impact work in national security and technology is a team sport. At Aperio Global, we operate as a single, cohesive force aligned on a handful of...SeniorTemporary workLocal area
$232k - $283k
...Akina, Inc. is hiring a Software Engineer 3 in Fort Meade, Maryland. The role involves ensuring the availability of a mission-essential business intelligence platform through software engineering and analysis. Candidates should have strong skills in Java and Python, as...Senior- ...A technology services company serving Maryland and the Greater Washington D.C. area seeks a Software Engineer with an active TS/SCI w/ Polygraph clearance. Candidates should possess a Master’s or Bachelor’s degree in computer science with significant experience in software...Senior
$190k - $225k
...A leading solutions provider in Fort Meade, MD is seeking a Senior Software Engineer to support critical national security efforts. The ideal candidate will have extensive experience in developing capabilities for virtual malware containment, automation through Python...SeniorImmediate start- ...accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's... ...Requirements - Cloud Experience: Shall have three (3) years demonstrated work experience with...SeniorWork experience placement
- ...We are seeking a Senior Full Stack Software Engineer with a strong blend of full-stack development and big data... ...EMR, and serverless architectures ~4+ years of experience with big data technologies... ...data platforms ~ Strong SQL skills (3+ years) for data analysis and...SeniorFlexible hours
- ...prospective Offerors to provide one (1) Senior Software Engineer. The Senior Software Engineer will play... ...message producers and consumers. 3. Deployment and Infrastructure a. Deploy... ...performance and scalability. 4. Quality Assurance a. Write unit tests...SeniorContract work
$190k - $240k
...Belay Technologies is seeking a Senior Software Engineer to join our intel team. The Software Engineer develops... ...college or university is required Four (4) years of additional SWE Experience on... ...paid leave - 4 weeks personal leave, 3 days off for birthdays, 11 paid...Senior- ...SSUSA Job #1097: SENIOR SOFTWARE ENGINEER Job Description SENIOR SOFTWARE ENGINEER One of our engineering... ......... Angular 12/13, TypeScript Python 3 Pandas, PIL/Pillow, Wand/Imagemagick, and... ...or university is required. Four (4) years of additional SWE experience on...SeniorPermanent employmentWork at office
$125.97k - $142.76k
...Requisition ID: 2505 Standard Title: Software Engineer Required Security Clearance: Top... ...Platform as a Front-End Software Engineer 3 developing high-quality web applications... ...Retirement 401(k) with immediate vesting: 4% company match plus a 4% non-elective...Hourly payContract workTemporary workCasual workImmediate startRemote workFlexible hoursShift work$135k - $230k
...intelligent, versatile software developer to work in a... ...# B.S. in Computer Engineering, Electrical Engineering... ...Protocols (Layer 2 and 3): SwitchDev... ...~ PCIe Gen 3 and Gen 4 ~ NVME and NVMEoF... ...floating holidays Seniority level Mid-Senior level...SeniorFull timeFlexible hours- ...Services. Job Description Location: Hybrid – 3 days onsite in Annapolis, MD; 2 days... ...Overview We are seeking an experienced Senior Software Engineer to join a high-impact team supporting... ...business hours: Monday to Friday, 8:00 AM – 4:30 PM ET. Flexibility to work extended...SeniorFull timeRemote workMonday to FridayShift work2 days per week
$190k - $240k
...Senior Software Engineer - HPC Software Engineer We are seeking a Senior Software Engineer to join our intel team. The HPC Software... .... Perks and Benefits ~8 weeks paid leave – 4 weeks of personal leave, 3 Yay! days, take off on your birthday, 11 paid holidays...Senior$190k - $240k
...in 2021! Belay Technologies is seeking a Senior Software Engineer to join our intel team. The Software... ...college or university is required Four (4) years of additional SWE experience on... ...paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday, 1...SeniorContract workWork experience placementFlexible hours$190k - $240k
...finalist in 2021! Belay Technologies is seeking a Senior Software Engineer to join our intel team. The HPC Software Engineer... ...complexity. Perks and Benefits: ~8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays...SeniorContract workWork experience placementFlexible hours$107.9k - $195.05k
...Leidos is seeking a TS/SCI cleared Senior Software Engineer to join our mission-driven team. This role... ...else dares. Original Posting: May 4, 2026 For U.S. Positions: While... ...requisition will remain open for at least 3 days with an anticipated close date of...SeniorLocal areaImmediate startRemote workFlexible hours$105k - $215k
...seeking an experienced Engineer with a passion for building... ...Description Our Senior Engineer is a key member... ...collaboration throughout the entire software lifecycle Lead in... ...Experience ~4+ years of professional... ...object-oriented design) ~3+ years of experience with...SeniorHourly payWork experience placementLocal areaFlexible hoursShift work$165k - $235k
...Description A day in the life: As a Senior Software Engineer, you will develop, maintain, and enhance... ..., type, and complexity is required ~3+ years experience in CNO environment... ...accredited college or university is required OR 4 years of additional software...SeniorSummer holidayImmediate start$131.3k - $237.35k
...a new and exciting opportunity for a Senior Signals Software Engineer in our Intel Sectors, Cyber & Analytics... ...with 12 years of experience. Four (4) years of additional SSWE or equivalent... ...requisition will remain open for at least 3 days with an anticipated close date of...SeniorImmediate startRelocation packageFlexible hours$190k - $240k
...and a finalist in 2021! Belay Technologies is seeking a Senior Software Engineer to join our intel team. This CNO Focused Sr. Software... ...development. Perks and Benefits: 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays...SeniorContract workWork experience placementFlexible hours
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