862+ Software Engineer Pythonjava Jobs in Fairfax, USA — Local Employers Hiring June 2026

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Rotating Engineer – Onshore Reliability

Job Title: Rotating Engineer – Onshore ReliabilityExperience: Minimum 12 YearsQualification: Bachelor’s Degree in Mechanical EngineeringIndustry: Oil & Gas / Refinery (Onshore)Work Location : Saudi ...

Secret Sr. Systems Engineer

Job DescriptionInsight Global is seeking a Senior Systems Engineer to support a long-term federal law enforcement program. This individual will serve as a senior technical SME, supporting high-side Windows and Azure environments while playing a key role in the organization’s transition from on-prem infrastru ...

Senior RF/Antenna Engineer

Job Title: Senior RF/Antenna EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *The Opportunity:As a Senior RF/Antenna Engineer, you will lead the development ...

Experienced Project Engineer (Fairfax)

Overview At Brinkmann, our purpose is people and our passion is building. Is creativity at your core to provide the best right answer? Are you managing large construction projects as if they are your own? Are you always prepared to build success with honesty and accountabi ...

Junior Engineer Alexandria, VA

**Position Description & Qualifications** If you love high profile and challenging projects supporting the US Navy and Commercial Customers - Serco has a great opportunity for you! The Maritime Engineering Operation (MEO) of Serco North America is seeking an experienced and enthusiastic **Juni ...

Senior Engineer Alexandria, VA

**Position Description & Qualifications** If you love high profile and challenging projects supporting the US Navy and Commercial Customers - Serco has a great opportunity for you! The Maritime Engineering Operation (MEO) of Serco North America is seeking an experienced and enthusiastic **Seni ...

Senior Fire Protection Engineer

Senior Fire Protection Engineer Fairfax, Virginia, United States **Company Overview** Throughout our worldwide network of experts, clients and communities, we are renowned for our leadership in fire protection engineering – a legacy of responsibility we have proudly upheld since 1939. ...

Lead Fire Protection Engineer

Lead Fire Protection Engineer Columbia, Maryland, United States; Fairfax, Virginia, United States **Company Overview** Throughout our worldwide network of experts, clients and communities, we are renowned for our leadership in fire protection engineering – a legacy of responsibility we ...

Senior Fire Protection Engineer

Senior Fire Protection Engineer Allen, Texas, United States; Atlanta, Georgia, United States; Austin, Texas, United States; Baltimore, Maryland, United States; Blacksburg, Virginia, United States; Cary, North Carolina, United States; Charlotte, North Carolina, United States; Columbia, Maryland, United S ...

Field Engineer General Construction

About the Company The company is a respected and growing construction organization known for delivering high-quality projects through strong technical execution, disciplined processes, and a collaborative team environment. With a commitment to operational excellence and professional ...

Azure Cloud Engineer III

At Red River Managed Services, we provide a welcoming and positive workplace where everyone feels valued and able to do their best work, fostering a one-team mentality. Our employees work together to foster wise decision-making that relies on data, experience, and collaboration. We seek self-motivated individual ...

Mid Engineer Alexandria, VA

**Position Description & Qualifications** If you love high profile and challenging projects supporting the US Navy and Commercial Customers - Serco has a great opportunity for you! The Maritime Engineering Operation (MEO) of Serco North America is seeking an experienced and enthusiastic **Mid- ...

Senior Django & API Engineer

A technology company located in Virginia is looking for a skilled Python Developer to develop, maintain, and scale web applications using the Django framework. The ideal candidate will have 7-10 years of professional experience, strong knowledge of REST API integration, and a solid understanding of OOP and MV ...

Remote Nuvolo & ServiceNow Engineer

A technology solutions provider is seeking a Nuvolo Developer to work remotely. This role requires 3+ years of ServiceNow development experience, including Nuvolo modules. Responsibilities include designing APIs, collaborating on compliance measures, and developing system specifications. Join a collaborative ...

Senior DevOps Engineer (Contract)

Senior technical contributor8 MonthsRemoteJob Summary: Senior technical contributor responsible for delivering and governingdevelopment-stage DevOps build work for internal-use software and platform components (e.g.,CI/CD, infrastructure-as-code, deployment automati ...

Lead Water Resources Engineer

Senior Water Resources EngineerSTV is seeking a Lead Water Resources Engineer (H&H / Drainage / Stormwater Engineer) to support transportation infrastructure projects across Virginia. This role is ideal for an experienced water resources engineer who wants to lead complex design, support public- ...

Fuels Project Engineer (REMOTE)

REMOTE POSITION BS Degree in Engineering is required (preferably mechanical). This role is ideal for a junior to mid‑career professional. The Project Engineer will possess knowledge and experience helping project managers build and manage scopes of work required in the performance of a United States Army ...

Healthcare BI Visualization Engineer

An innovative firm is seeking a Data Visualization Specialist to enhance print and digital content through compelling graphics and visuals. This role focuses on utilizing AI in Radiology, transforming complex data sets into engaging visuals, and conducting both quantitative and qualitative analysis. The ideal ...

Power Systems Advisory Engineer

NRTC is Member Driven and Technology Focused – providing solutions that help our 1,500 electric and telephone members bring all the advantages of today’s evolving technology to rural America. NRTC’s solutions are developed specifically to meet the needs of rural utilities and their customers, and include ...

Senior DevSecOps / Platform Engineer

Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Lev ...

Sr. Backend Python Developer(W2)

Overview We are looking for a Backend Software Engineer to support a greenfield infrastructure automation platform. This person will collaborate with the Infra Automation team to design and develop scalable backend services and automation workflows to accelerate internal infrastructure delivery ...

Principal / Sr. Principal Cyber Systems Engineer

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that ...

CNIC Cloud Engineer | Active TS clearance

**Req ID:** RQ220244**Type of Requisition:** Regular**Clearance Level Must Be Able to Obtain:** Top Secret**Public Trust/Other Required:** None**Job Family:** IT Infrastructure and Operations**Skills:**Cloud Applications,Cloud Architectures,Cloud Engineering**Certifications:**<br ...

System Integration/Testing Engineer Level 5

**Description:** Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.At Lockhee ...

System Integration/Testing Engineer Level 4

**Description:** Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.At Lockhee ...

IaC Engineer (Computer Sys Security Anlyst 3)

Requisition Number: 27369 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $104,336.00 - $149,052.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business ...

Building Automation Systems (BAS) Project Specialist (Engineer II)

Building Automation Systems (BAS) Project Specialist (Engineer II) Print ( Apply  Building Automation Systems (BAS) Project Specialist (Engineer II) ...

INFORMATION SYSTEM SECURITY ENGINEER (Must have Active TS/SCI w/CI Poly Clearance)

Job Description:One of our key clients has an immediate opening for an Information System Security Engineer (ISSE) with an active TS/SCI w/CI Poly Clearance to work Full Time in their Fairfax, VA headquarters. The role of the ISSE is to bridge the gap between high leve ...

IaC Engineer (Computer Sys Security Anlyst 3)

Requisition Number: 27369 Required Travel: 0 - 10%Employment Type: Full Time/Salaried/ExemptAnticipated Salary Range: $104,336.00 - $149,052.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS)</ ...

Fire Protection Engineer Fire & Egress Modeling

Fire Protection Engineer - Fire & Egress Modeling Baltimore, Maryland, United States; Blacksburg, Virginia, United States; Columbia, Maryland, United States; Fairfax, Virginia, United States **Company Overview** Throughout our worldwide network of experts, clients and communities, we a ...

Junior Data Engineer/Scientist (Washington, D.C.)

**Position Description & Qualifications** If you love high profile and challenging projects supporting the US Navy; Serco has a great opportunity for you! Serco has an exciting opportunity for a **Junior Data Engineer/Scientist** to support U.S. Navy’s Team Submarine Program Offices at the **Washingt ...

Lead Substation Protection & Control Engineer

**43876BR****Requisition ID:**43876BR**Business Unit:**IND**Job Description:**As a Lead Substation Protection & Control (P&C), you’ll play a key role in leading the design and delivery of complex substation projects that ensure the reliability, safety, and efficiency of power systems. You ...

Senior Automation and Controls Engineer

**44011BR****Requisition ID:** 44011BR **Business Unit:** TSU **Job Description:** CDM Smith is seeking a Senior Automation and Controls Engineer to join a great team of motivated Automation engineers in our Southeast and Mid-Atlantic regions! The successful candi ...

Senior Electrical Engineer Physical Substation

**44387BR****Requisition ID:**44387BR**Business Unit:**IND**Job Description:**As a Senior Substation Engineer – Physical, you’ll lead the design and execution of extra high voltage (EHV) substations (230kV–765kV), ensuring safe, reliable, and cost-effective solutions for clients. This hyb ...

Environmental Engineer 5 Cost Estimating

**45013BR****Requisition ID:**45013BR**Business Unit:**TSU**Job Description:**We are seeking a highly experienced Environmental Engineer (Level 5) with a strong emphasis on cost estimating to support complex environmental remediation and civil works projects. This role will lead the devel ...

Solar Energy Engineer Energy Solutions

**CMTA, a Legence company**CMTA ( is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic appro ...

Senior Project Development Engineer (Federal)

**CMTA, a Legence company**CMTA ( is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic appro ...

Mechanical Engineer Energy Solutions CMTA

**CMTA, a Legence company**CMTA ( is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic appro ...

Senior Mechanical Engineer Energy Solutions

**CMTA, a Legence company**CMTA ( is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic appro ...

Analytic Engineer (Data Scientist 3)

Requisition Number: 27353 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $118,987.00 - $169,982.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business ...

Data Engineer (Data Scientist 3)

Requisition Number: 27366 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $118,987.00 - $169,982.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business ...

DevSecOps Engineer U.S. Citizenship Required

Position Description: CGI leads a team to support and modernize multiple cloud‑based systems supporting multi‑agency case management using agile DevSecOps teams.We have built, maintained, and enhanced multiple solutions over the years for our client, deploying to AWS. The client ...

Fire Alarm Field Engineer II

Overview **About M.C. Dean** M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities ...

Senior Angular Frontend Engineer — Remote

An innovative tech firm is seeking a highly-skilled Angular Frontend Developer to collaborate with UX/UI designers and backend developers to build high-performance applications. The ideal candidate has 5+ years of experience in software development, particularly with Angular 10+. This remote position requires ...

Platform and Databricks DevOps Engineer

Job Number: R Platform and Databricks DevOps Engineer The Opportunity As a Databricks Platform DevOps Engineer at Booz Allen, you'll lead the design, automation, and reliable operation of Databricks Lakehouse environments that power mission‑critical analytics, AI ...

Data Science & Research Engineer

Data Science & Research EngineerLocation: Fairfax, VAOnsite Flexibility: RemoteContract Details:Position Type: ContractJob Summary:Senior BI/analytics engineering role ...

Senior ServiceNow Integrations Engineer — Remote

ICF is seeking a skilled ServiceNow Developer for a remote position available to candidates within the continental US. The ideal candidate will have over 9 years of IT experience and at least 3 years of ServiceNow development and REST integration expertise. Responsibilities include developing and maintaining ...

Remote Enterprise Networking Solutions Engineer

A leading technology company is seeking an Enterprise Sales Networking Solutions Engineer to work remotely, focusing on secure networking solutions. The role emphasizes building customer relationships, leading RFP responses, and designing tailored solutions. Ideal candidates will have extensive networking kno ...

Full Stack Sitecore Engineer Remote

As a Full‑Stack Sitecore Engineer at ICF Next, you will apply your analytical and critical thinking skills to help solve client challenges. You will work in a fast‑paced and diverse environment, enjoy flexible work arrangements, and have a management team that encourages your career development ...

Senior Cloud Engineer: Azure GCC High, TS Clearance, Remote

A technology solutions provider is seeking a Senior IT System Engineer (Cloud Engineer) to work remotely in Herndon, VA. This role entails cloud administration and support, requiring an active Top Secret Clearance and expertise in cloud architecture. Ideal candidates should have 3+ years in cloud engineering ...

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    Software Engineer Pythonjava Jobs in Fairfax Job Search Guide, Trends and Insights