Software Engineer - TS/SCI w/Poly
Peraton
Basic Qualifications: Twenty (20) years of experience as a Software Engineer (SWE) on programs and contracts of similar scope, type, and complexity. Bachelor’s degree in Computer Science or a related discipline from an accredited college or university. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree. Active TS/SCI security clearance with a current polygraph is required. Preferred Qualifications: Demonstrated experience with Open Source (NoSQL) databases such as HBase, Accumulo, or BigTable. At least six (6) years of experience within the most recent eight (8) years developing production software for Solaris or Linux environments. Six (6) years of software development experience using Java, C, or C++. Demonstrated work experience developing RESTful services Demonstrated work experience developing infrastructure as code Demonstrated work experience with continuous integration and deployment tools such as Ansible and Terraform Demonstrated work experience in Java development Experience with Kubernetes Previous experience developing analytics applications Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Peraton is seeking a highly motivated and skilled Software Engineer to design, develop, and secure next‑generation software systems. This role focuses on implementing advanced security techniques in alignment with the Technical Reference Architecture, ensuring resilient, high‑performing solutions that directly support mission success. What You’ll Do: Hands‑on in building, testing, and enhancing software applications, while proactively identifying and mitigating vulnerabilities. You will collaborate across disciplines to strengthen system security, contribute to architecture‑level decisions, and shape the future of software capabilities within a dynamic mission environment. Design, implement, test, and operate software solutions that integrate advanced security practices. Conduct ongoing security testing and participate in code reviews to enhance both system security and feature functionality. Debug, design, and develop new software applications, as well as modify and optimize existing systems. Provide engineering recommendations and design solutions to mitigate potential security risks. Contribute at all levels of the architecture, ensuring scalability, security, and performance. Develop and maintain clear, accurate technical documentation for long‑term system sustainability. Collaborate with team members to share expertise, promote secure coding practices, and foster innovation. Ability to develop a familiarity with new tools and best practices. #J-18808-Ljbffr Peraton
- CLOUD SOFTWARE ENGINEER - Elastic/DevOps - 8+ yrs of Experience - TS/SCI w/Poly clearance is required - TB Halogen Engineering Group is looking for a Cloud Software Engineer who can develop, maintain, and enhance complex and diverse Big‑Data Cloud systems based upon documented...SuggestedTemporary work
$25k
Software Engineer - Splunk/Elastic Stack- 7+ yrs of Experience - TS/SCI w/Poly clearance is required Halogen Engineering Group is looking for a Software Engineer who will be part of an overarching project responsible for developing and maintaining system management infrastructure...SuggestedContract workTemporary workRemote workShift work$270k
Acclaim Technical Services, Inc. is seeking a skilled Software Engineer w/ TS/SCI w/ Poly to support our Engineering Services and Solutions Division in Annapolis Junction, MD. The ideal candidate should have experience analyzing complex systems and familiarity with FPGA...Suggested$25k
SOFTWARE ENGINEER - Back End/AWS - 14+ yrs of Experience (PARTIAL TELEWORK) - TS/SCI w/Poly clearance is required - BT Posted On 06/21/2026 Job Information Technology Work Experience 10-15 Years 224K - 231K City Annapolis Junction State/Province Maryland 20701 Job...Suggested16 hoursContract workTemporary workWork experience placementRemote workShift work- Requires TS/SCI with Poly Clearance The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing‑intensive analytics, novel algorithm development, manipulation of extremely large data sets, real‑time systems, and business...SuggestedFull timeWork experience placementLocal area
- ...General Dynamics Information Technology is seeking a Software Engineer Principal in Maryland to develop and troubleshoot mission-critical... ...requires a Bachelor of Science, over 8 years of experience, and a TS/SCI w/ Polygraph security clearance. Responsibilities include...
$162.6k - $249.4k
A dedicated technology firm based in Annapolis, MD, is seeking a Tradecraft Analytics Systems Engineer with an active TS/SCI w/Poly. This role focuses on supporting modernization efforts for the Tradecraft Suite. Candidates will manage technical projects, utilize Tradecraft...$25k
...yrs of Experience (PARTIAL TELEWORK) - TS/SCI w/Poly clearance is required - BT Posted On 06... ...Poly clearance is required - BT Halogen Engineering Group is looking for a Web Developer to... ...with REST-based APIs/services Full Software Development Lifecyle (SDLC) experience...16 hoursContract workTemporary workWork experience placementRemote workShift work- ...Cloud Software Engineer 2 – Cyber Mission (Annapolis Junction, MD) Active TS/SCI clearance with current polygraph Minimum experience requirement (one of the following): 3 years of software development/engineering experience with a Bachelor’s degree (BS/BA) in Computer...For contractorsRemote work
$160k - $170k
Shield Consulting Solutions is seeking a Software Engineer in Annapolis Junction, MD, requiring an active TS/SCI clearance. This full-time position includes telework up to 16 hours a week, a salary range of $160,000 to $170,000 annually, and an excellent benefits package...Remote job16 hoursFull time$25k
SYSTEM ENGINEER - Hardware Modeling and Diagnostics - 20+ yrs of Experience - TS/SCI w/Poly clearance is required- HPC Posted On 05/28/2026 Job Information Technology Work Experience 6-10 Year 221K-239K City Annapolis Junction State/Province Maryland 20701 Job Description...Contract workTemporary workWork experience placementRemote workShift work- Job Title: Software Engineer L2 Location: Annapolis Juction Clearance: Active TS/SCI w/ FS Poly required Overview We’re seeking a Software Engineer to support mission-critical systems in a fast-paced, high-impact environment. This role involves full-stack development,...
- Basic Qualifications: Active TS/SCI security clearance with a current polygraph is required. BS in a technical field and... ...in lieu of degree. Demonstrated experience in software development/engineering, including requirements analysis, software development, installation...
- ...Five (5) or more years of directly related experience in software development/engineering, including requirements analysis, software development, installation... ...within a heterogeneous schema environment. An Active TS/SCI clearance with polygraph is required. Desired...Work experience placement
$140k - $150k
Information Systems Security Engineer ISSE 1 | TS/SCI w/ poly Security Clearance We pride ourselves on an open, and honest culture in the workplace... ...with flexibility. Tulzi offers secure network systems and software engineering solutions in both the public and private...Hourly payTemporary workLocal area$146k - $234k
...We are seeking a knowledgeable and customer-oriented Software Application Support Systems Engineer to join our team. In this role you will provide Operational... ...needed. Qualifications Basic Qualifications Active TS/SCI clearance with current polygraph required Ten (10)...Contract workShift work- Endpoint Security and Management Engineer We are seeking a highly motivated Endpoint Security and Management Engineer to support the... ...enterprise compliance frameworks. Security clearance level: TS/SCI w/Poly US citizenship required. Certification Required: DoD 8570...
$131.8k - $290k
CACI International Inc is seeking a Systems Engineer in Maryland who will engage in systems engineering activities throughout the entire... ...contractor staff. Applicants should possess an active TS/SCI w/Poly and a Bachelor's degree in a relevant engineering field, along...For contractors$110.5k - $149.5k
...Currently Possess Top Secret SCI + Polygraph Clearance Level... ...Enterprise Network, Network Engineering, Network Infrastructures Certifications... ...security compliance and software‑defined networking (SDN)... .... Security clearance level: TS/SCI w/Poly US citizenship required...Temporary workImmediate startRemote workWorldwideFlexible hours- Shield Consulting Solutions is seeking an AWS Software Engineer for their Annapolis Junction office. Candidates must possess an active TS/SCI clearance with a polygraph. This role offers telework options and an excellent benefits package including 25 days PTO and an 8%...Remote jobWork at office
$270k
Acclaim Technical Services, Inc. is seeking a Software Engineer with TS/SCI clearance to join their Engineering Services and Solutions Division in Annapolis Junction, MD. Ideal candidates should have experience analyzing complex systems and knowledge of FPGA tools and Ghidra...$218k - $225k
Halogen Engineering Group, Inc is seeking a Software Engineer with over 12 years of experience, proficient in HPC and Splunk, to design and maintain systems... ...and enhancing HPC infrastructure. The role requires a TS/SCI clearance and includes responsibilities such as...Full time- Shield Consulting Solutions is looking for an AWS Software Engineer to join their team in Annapolis Junction, MD. This role requires active TS/SCI clearance and 14 years of experience in software engineering, along with a bachelor’s degree in a technical discipline. The...Remote jobImmediate start
$190k - $210k
A defense technology company is seeking a DevOps Software Engineer 3 to manage software integration and maintain automated infrastructure solutions... ...offers a compensation range of $190K to $210K and requires an active TS/SCI clearance. #J-18808-Ljbffr Cornerstone Defense LLC- ...looking to hire a Network Engineer Level 3 for a great opportunity... ...Annapolis Junction area. TS/SCI Clearance with a Poly required. No CCA's will be... ...Security Clearance: TS/SCI w/poly Must have: STE/STN config... .... Integrate hardware and software to satisfy ISO 9000...
- GliaCell Technologies is seeking a Full Stack Software Engineer in Annapolis Junction, Maryland for a full-time role dedicated to supporting... ...Engineering experience, a BS degree in Computer Science, and an active TS/SCI clearance. The ideal candidate should excel in backend web...Full timeRelocation package
- Peraton is seeking a talented System Engineer to join our Cyber Intelligence team in Laurel, MD. This role involves developing innovative... ..., experience with large-scale systems, and an active TS/SCI clearance. You will work with cutting-edge technologies including...
- ...and defense contractors. We provide talented and exceptionally qualified IT, architectural, system, and software engineering personnel. Requires TS/SCI with Poly Clearance Bachelor’s degree in System Engineering, ComputerScience, Information Systems, Engineering Science...Full timeFor contractorsLocal area
$104k - $166k
...a mission-driven team providing advanced cloud software solutions for national security. As a Cloud Software Engineer, you will design, develop, and maintain cutting‑... ...Qualifications Required Qualifications Active TS/SCI clearance with a current polygraph Education and...Contract workFlexible hoursShift work$118k - $131k
Software Engineer Level 0 Company: Client of Staffed4U Location: Annapolis Junction, MD Position Type: Full-Time Salary Range: $118,000 -... ...automatic employer 401(k) contribution Clearance Requirement: TS/SCI Poly Primary Skill Requirement: Java development experience...Full timeTemporary workFlexible hours
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